PARTS MANUAL P For Models: L844D, M844W3, M844LW3, NL844W3, NL844LW and M20CRW3.

Transcription

1 PARTS MANUAL P844-3 For Models: L844D, M844W3, M844LW3, NL844W3, NL844LW and M20CRW3

2 CALIFORNIA Proposition 65 Warning: Breathing Diesel engine exhaust and some of its constituents are known to the State of California to cause cancer, birth defects, and other reproductive harm. * Always start and operate the engine in a well-ventilated area. * If in an enclosed area, vent the exhaust to the outside. * Do not modify or tamper with the exhaust system. * Do not idle the engine except as necessary. For more information, go to Northern Lights th Avenue NW Seattle, WA Tel: (206) Fax: (206) Copyright 2018 Northern Lights, Inc. All rights reserved. Northern Lights, and the Northern Lights logo are trademarks of Northern Lights, Inc. Printed in U.S.A. PART NO.: P /18

3 PARTS MANUAL for Models L844D, M844W3, M844LW3, NL844W3, NL844LW3, AND M20CRW3 Please read thoroughly before attempting to use this manual: Table of Contents... 1 Model Designation & Serial Numbers... 2 Reading a Parts Page... 3 Table of Contents GROUP 1 - ENGINE Cylinder Block Assembly Crankshaft Assembly Camshaft & Oil Pump... 8 Cylinder Head Rocker Arm Cover & Assembly GROUP 2 - INTAKE & EXHAUST SYSTEM Air Filter & Housing Air Intake & Filter... 2 Air Filter & Mounting - Industrial... 3 Exhaust Manifold & Muffler - Industrial... 4 GROUP 3 - COOLING Heat Exchanger & Exhaust Manifold Expansion Tank KC & Exhaust Manifold Coolant Pump Raw Water Pump & Mounting... 7 Raw Water Pump Assembly... 8 Radiator & Guard GROUP 4 - FUEL SYSTEM General Arrangement Double Wall Injection Lines & Alarm Tank Governor & Timing Gear Case Fuel Filter & Piping Fuel Line Connection Fuel Injector Fuel Feed Pump Throttle Assembly GROUP 5 - ELECTRICAL SYSTEM 12 & 24 Volt Engine Starter Mounting & Flywheel Housing Alternator & Mounting Wire Harness, Circuit Breaker & Relay Panel. 26 Control Panels Belt Guard Assembly GROUP 6 - GASKET SETS Gasket Sets GROUP 7 - GEAR AND ADAPTER SETS Gear Attaching Parts GROUP 8 - FRAME & MOUNTING Front Engine Mounting... 0 Base Frame Assemblies GROUP 9 - ACCESSORIES GROUP 9 - & OPTIONAL EQUIPMENT PTO... 0 Electric Clutch... 1 Oil Drain Kits Coolant Recovery Tank... 4 Remote Expansion Tank... 5 Low Water Level Switch... 6 Low Coolant Level Switch... 7 Proprietary Information This publication is the sole property of Northern Lights, Inc. It may not be reproduced in whole or part without the expressed written permission of Northern Lights, Inc. Northern Lights, Inc All rights reserved. Litho U.S.A. Publication number: P /17 1

4 MODEL DESIGNATION MODELS INCLUDED This manual covers the parts and components used in: L844D, M844W3, M844LW3, M20CRW3, NL844W3, and NL844LW3. Model Numbers Model numbers give the unit's application, block model, aspiration, and RPM: L - M - NL 844 L W L - Lugger Propulsion engine M - Northern Lights Marine generator set NL - Northern Lights Industrial generator set Model number of engine block Bore Cylinders 84 mm 4 Long stroke engine block Auxiliary generator winding L 844D = M 844W3 = Lugger Propulsion engine with an 844 base engine, Tier III. Northern Lights marine diesel generator set with an 844 engine and a generator with a special winding, Tier III. M 20CRW3 = NL 844LW3 = Northern Lights 20 kw commercial grade marine diesel generator with a generator with a special winding, Tier III. Northern Lights industrial diesel generator set with an 844L engine and a radiator, Tier III. M 844LW3 = Northern Lights marine diesel generator with an 844 engine, long stroke, special winding generator,tier III. Serial Numbers Your set has three serial numbers: 1 an engine number stamped on the block, 2 a generator plate and, 3 a generator set plate. Use the serial number on the generator set plate when ordering parts or in correspondence. The generator set plate is found on the service side of the generator and resembles the drawings below. 2

5 READING A PARTS PAGE IMPORTANT: Before selecting parts, be sure that you are choosing parts from the correct page. Check the model designation at the page top. Do not use this illustration for parts purchasing. 1 ELECTRICAL SYSTEM ALTERNATOR ASSEMBLY: M - NL KEY PART NUMBER QTY. DESCRIPTION SERIALNUMBER Alternator Assembly Flywheel, complete Plate, complete Plate Stator, complete Bearing Nut Spring washer Washer Clamp Screw Screw Collar P844 06/ REFERENCES: 1. Grouping section title. 7. Quantity of parts used. 2. Model designation of equipment that uses parts 8. Description of each component part. listed on this page. 9. Serial number of unit the part fits. 3. Title and description of assembly. 10. Assembly or kit designated by Key 0 or /. 4. Drawing numbers that correspond to key 11. Grouping index number. column numbers for parts identification. 12. Page number within the grouping index. 5. Key column for locating parts shown on drawing. 13. Manual title. 6. Part number. 14. Page publication date. NOTE: a Arrows always point toward the front of the engine. 3

6 GROUP 1 ENGINE Cylinder Block Assembly 844 Marine Application Only Industrial Application Only 844cylblock 1-0

7 revised 4/4/14 GROUP 1 ENGINE Cylinder Block Assembly Cylinder Block Assembly - Marine (includes keys #2-22) Cylinder Block Assembly - Industrial (includes keys #2-22) Expansion Plug 25 mm Expansion Plug 40 mm Plug Plug Plug Idle Gear Shaft Assembly Plug Bush; Standard Bush; Undersize 0.25 mm Bush; Undersize 0.50 mm Bearing Expansion Plug, 45 mm Needle Bearing Needle Bearing Dowel Pin Dowel Pin Dowel Pin Spring Pin Stud M8 x 1.25 x 20 mm Stud M6 x 1.0 x 35 mm Stud M6 x 1.0 x 60 mm Gasket Oil Seal ** Wear Sleeve; Repair Type Drain Cock Filter Joint Oil Filter (Former # ) Tappet Push Rod Relief Valve Assembly O-ring Tube Bushing Oil Pan - Marine up to s/n xxxx-47026c Oil Pan - Marine (former # ) from s/n xxxx-47027c Oil Pan - Industrial Bolt Dipstick Tube O-ring Bolt Dipstick O-ring Oil Pipe Suction Filter Bolt Drain Hose* } up to s/n xxxx-47026c Cap* Seal Washer - Industrial Plug M12 x Industrial - *Marine Application Only - See Oil Drain used from serial number xxxx-47027c **As required 1-1

8 GROUP 1 ENGINE revised Cylinder Block Assembly 844L, M20CRW 844cylblock 1-2

9 revised GROUP 1 ENGINE Cylinder Block Assembly 844L, M20CRW Cylinder Block Assembly - Marine (includes keys #2-22) Cylinder Block Assembly - Industrial (includes keys #2-22) Cylinder Block Assembly - Commercial (includes keys #2-22) Expansion Plug 25 mm Expansion Plug 40 mm Plug Plug Plug Idle Gear Shaft Assembly Plug - Marine & Industrial Plug - Commercial Bush; Standard Bush; Undersize 0.25 mm Bush; Undersize 0.50 mm Bearing Expansion Plug Needle Bearing Needle Bearing Dowel Pin Dowel Pin Dowel Pin Spring Pin Stud M8 x 1.25 x 20 mm Stud M6 x 1.0 x 35 mm Stud M6 x 1.0 x 60 mm Gasket Oil Seal Drain Cock Filter Joint Oil Filter (Former # ) Tappet Push Rod Relief Valve Assembly O-ring Tube Bushing Oil Pan - Commercial (Marine only) up to s/n xxxx-47167c Oil Pan- Marine (former # ) from s/n xxxx-47168c Oil Pan - Industrial Oil Pan with 3/8 NPT & M12 x 1.25 Ports Bolt Dipstick Tube O-ring Bolt Dipstick O-ring Oil Pipe Suction Filter Bolt Oil Drain Hose* Bracket * Capscrew, Hex Head 3/8-16 x 3/4 S/S * Lock Washer 3/8 S/S * Cap* Seal Washer - Industrial Plug M12 x Industrial -. *Marine Application Only - See Oil Drain used from serial number xxxx-47168c 1-3

10 GROUP 1 ENGINE Crankshaft Assembly crankshaft 1-4

11 updated GROUP 1 ENGINE Crankshaft Assembly Crankshaft Assembly (includes keys #2-5) Gear Key Dowel Pin Bearing Holder Assembly (includes keys #7-8) Bolt Dowel Pin Bearing Holder Assembly (includes keys #7-8) Bearing Holder Assembly (includes keys #7-8) Bearing Holder Assembly (includes keys #7-8) Bearing; Standard Bearing; Undersize 0.25 mm Bearing; Undersize 0.50 mm Bearing; Standard Bearing; Undersize 0.25 mm Bearing; Undersize 0.50 mm Thrust Washer Bolt Bolt Ring Kit; Standard Piston Kit; Standard Piston Pin Snap Ring Connecting Rod Assembly (includes keys #22-24) Bushing Connecting Rod Bolt Nut Bearing; Standard Bearing; Undersize 0.25 mm Bearing; Undersize 0.50 mm Thrust Washer Pulley (Marine) Pulley (Industrial) Nut Flywheel Assembly (includes key #30) SAE #7-1/ Ring Gear (109 Teeth) Bolt Drive Belt (see 12V/40A & 24V/24A alternators) Drive Belt (see 12V/ 51A, 24V/ 35A, and 24V/ 40A alternators) - 1-5

12 GROUP 1 ENGINE Crankshaft Assembly 844L & M20CRW3 844crankshaft 1-6

13 updated GROUP 1 ENGINE Crankshaft Assembly 844L & M20CRW Crankshaft Assembly (includes keys #2-4) Gear Key Dowel Pin Bearing Holder Assembly (includes keys #7-8) Bolt Dowel Pin Bearing Holder Assembly (includes keys #7-8) Bearing Holder Assembly (includes keys #7-8) Bearing Holder Assembly (includes keys #7-8) Bearing; Standard Bearing; Undersize 0.25 mm Bearing; Undersize 0.50 mm Bearing; Standard Bearing; Undersize 0.25 mm Bearing; Undersize 0.50 mm Thrust Washer Bolt Bolt Bolt Ring Kit; Standard Piston Kit; Standard (includes key #17) Piston Pin Snap Ring Connecting Rod Assembly (includes keys #22-24) Bushing Connecting Rod Bolt Nut Bearing; Standard Bearing; Undersize 0.25 mm Bearing; Undersize 0.50 mm Thrust Washer Pulley (Marine) Pulley (Industrial) Pulley (Commercial) Nut Flywheel Assembly (includes key #30) SAE #7-1/ Ring Gear (126 Teeth) Bolt Drive Belt (see 12V/40A & 24V/24A alternators) Drive Belt (see 12V/ 51A, 24V/ 35A, and 24V/ 40A alternators) - 1-7

14 added 3/18/11 GROUP 1 ENGINE Kit, Oil Drain and Valve M844 M844L From S/N xxxx-47027c From S/N xxxx-47168c KEY PART NUMBER QTY DESCRIPTION S/N Ball valve, Brass 90 Deg 1/4NPT Male X 1/4NPT Female Male Connector Brass 1/4NPT X 3/8HB Push-On Hose 3/8 ID X 7 Push-On Plug, Hex Head, Brass 1/4NPT Male Connector, Stl. 1/4NPT X 3/8-37T Female Swivel, Brass. 3/8HB X 3/8-37T Push-On - B

15 added 3/18/11 GROUP 1 ENGINE Notes 1-9

16 GROUP 1 ENGINE Camshaft & Oil Pump camshaft Camshaft Assembly (includes keys #2-6) Cam Gear Key Gear Spacer Bearing Slider Plate Bolt Idler Gear Assembly (includes key #12) Thrust Washer Spring Rotor Oil Pump Cover Shim, t= Shim, t= Shim, t= Shim, t= Spring Collar Snap Ring Front Plate (844 & 844L Marine & Propulsion) Front Plate (844 & 844L Industrial) Front Plate (844L Commercial) Gasket Bolt

17 revised GROUP 1 ENGINE Cylinder Head 844 cylhead844 KEY PART NUMBER QTY DESCRIPTION SERIAL # Cylinder Head Assembly (Marine & Propulsion, includes keys #2-12, & 20) Cylinder Head Assembly (Industrial, includes keys #2-12, & 20) Expansion Plug, 18 mm Expansion Plug, 30 mm Expansion Plug, 25 mm Expansion Plug, 10 mm Intake Valve (former # ) Exhaust Valve (former # ) Valve Guide Seal - Intake Spring Retainer Keeper Valve Guide Seal - Exhaust Cap Spacer (Marine) Head Gasket; t = 1.2 mm Head Gasket; t = 1.3 mm Head Bolt Head Bolt Lifting Eye (Marine & Propulsion) Lifting Eye (Industrial) Bolt Valve Seat, Intake Bolt (Marine & Propulsion)

18 revised GROUP 1 ENGINE Cylinder Head 844L cylhead844l KEY PART NUMBER QTY DESCRIPTION SERIAL # Cylinder Head Assembly (Marine, includes keys #2-12, 20, & 22) Cylinder Head Assembly (Industrial, includes keys #2-12, 20, & 22) Expansion Plug, 18 mm Expansion Plug, 30 mm Expansion Plug, 25 mm Expansion Plug, 10 mm Intake Valve (former # ) Exhaust Valve (former # ) Valve Guide Seal - Intake Spring Retainer Keeper Valve Guide Seal - Exhaust Cap Spacer (Marine) Head Gasket; t = 1.1 mm Head Gasket; t = 1.2 mm Head Gasket; t = 1.3 mm Head Bolt Head Bolt Lifting Eye (Marine) Lifting Eye (Industrial) Bolt Valve Seat, Intake Bolt (Marine) Valve Seat, Exhaust

19 revised GROUP 1 ENGINE Cylinder Head M20CRW3 cylhead844l KEY PART NUMBER QTY DESCRIPTION SERIAL # Cylinder Head Assembly (Marine, includes keys #2-12, 20, & 22) Expansion Plug, 18 mm Expansion Plug, 30 mm Expansion Plug, 25 mm Expansion Plug, 10 mm Intake Valve (former # ) Exhaust Valve (former # ) Valve Guide Seal - Intake Spring Retainer Keeper Valve Guide Seal - Exhaust Cap Head Gasket; t = 1.1 mm Head Gasket; t = 1.2 mm Head Gasket; t = 1.3 mm Head Bolt Head Bolt Lifting Eye Bolt Valve Seat, Intake Valve Seat, Exhaust

20 GROUP 1 ENGINE Rocker Arm Assembly rockerarmcover Rocker Arm Assembly (Marine & Propulsion, includes keys 2-7, 16, & 17) Rocker Arm Assembly (Industrial, includes keys 2-7, 16, &17) Rocker Arm Assembly (Commercial, includes keys 2-7, 16, & 17) Rocker Arm - Intake Rocker Arm - Exhaust Screw Nut Rocker Arm Shaft Spring Bolt Stud Bolt Nut Oil Pressure Switch (see Electrical) Oil Pipe (844) Oil Pipe (844L & M20CRW3) Gasket Banjo Bolt Gasket O-ring Shim Banjo Bolt (tapped 1/8 NPT)

21 revised GROUP 1 ENGINE Rocker Arm Cover rockercover Rocker Arm Cover ( L Marine & Propulsion)(former # ) Rocker Arm Cover ( L Industrial) Rocker Arm Cover (844L Commericial) Gasket Baffle Breather Element Screw Gasket Cap Nut Cap O-ring Valve, Breather Bolt Bolt Bolt

22 GROUP 2 INTAKE & EXHAUST SYSTEM Air Filter and Housing L844 A / C Connector, Air Inlet Gasket, Air Intake Mounting Capscrew, Hex Head M6 x 1.0 x 20 mm Wave Washer M6 S/S Hose 1-3/4" ID x 2-1/4" Hose Clamp # Front Cover, Air Filter Housing Plate, Housing Separater Element, Air Filter Screen, Air Filter Retaining Rear Cover, Air Filter Housing Capscrew, Hex Head M6 x 1.0 x 85 mm S/S Wave Washer M6 S/S Bracket, Air Filter Support Capscrew, Hex Head M8 x 1.25 x 16 mm S/S Wave Washer M8 S/S Hose, Air Intake Hose Clamp #28 Extended Band S/S - 2-0

23 revised GROUP 2 INTAKE & EXHAUST SYSTEM Air Filter and Housing M844 & M844L A-10262, A / C Connector, Air Inlet Gasket, Air Intake Mounting Capscrew, Hex Head M6 x 1.0 x 20 mm Wave Washer M6 S/S Hose 1-3/4" ID x 2-1/4" Hose Clamp # Front Cover, Air Filter Housing Plate, Air Filter Baffle (844) Plate, Air Filter Baffle (844L) Element, Air Filter Screen, Air Filter Retaining Rear Cover, Air Filter Housing Capscrew, Hex Head M6 x 1.0 x 85 mm S/S Wave Washer M6 S/S Bracket, Air Filter Support Capscrew, Hex Head M8 x 1.25 x 16 mm S/S Wave Washer M8 S/S Hose, Air Intake (Molded) Hose Clamp # Cushion Clamp # Capscrew, Hex Head M6 x 1.0 x 16 mm S/S Flat Washer, M6 S/S - 2-1

24 GROUP 2 INTAKE & EXHAUST SYSTEM Air Intake & Filter M20CRW3, NL844, & NL844L 844K2airintake Intake Manifold (NL844, NL844L) Intake Manifold (M20CRW3) Gasket Bolt Air Filter (M20CRW3) Hose Clamp - 2-2

25 GROUP 2 INTAKE & EXHAUST SYSTEM Air Filter & Mounting NL844 & 844L 844aircleaner Air Cleaner Assembly (includes keys #13-16) Hose Clamp # Hose Bracket Bracket Lifting Eye Bolt Bolt Bolt Washer Bolt Bolt Housing Element Cover Assembly Valve - 2-3

26 GROUP 2 INTAKE & EXHAUST SYSTEM Exhaust Manifold & Muffler Industrial Muffler Assembly (includes keys #1-4) Exhaust Manifold Muffler Element Gasket Capscrew, Hex Head with Washer M6 x 1.0 x 12 mm Exhaust Pipe Gasket Capscrew, Hex Head with Washer M6 x 1.0 x 25 mm Capscrew, Socket Head M8 x 1.25 x Gasket ** Capscrew, Hex Head M8 x 1.25 x 70 mm ** Stud M8 x 1.25 x 75 mm Lock Washer, Hi-Collar M ** Hex Nut M8 x Exhaust Elbow 1-1/2 NPT, Female Exhaust Elbow, Plain Clamp Flat Washer M Lock Washer M Hex Nut M8 x Capscrew, Hex Head M8 x 1.25 x 65 mm **As required

27 GROUP 2 INTAKE & EXHAUST SYSTEM Notes 2-5

28 GROUP 3 COOLING SYSTEM Heat Exchanger & Exhaust Manifold A-6256, A-6509 / D

29 Revised GROUP 3 COOLING SYSTEM Heat Exchanger & Exhaust Manifold Exhaust Manifold/Expansion Tank Heat Exchanger Element Wet Exhaust Elbow (stainless steel) Wet Exhaust Elbow (cast iron) End Cap Cover Plate Filler Cap (7 PSI) Thermostat (82 C) Gasket Gasket (can use # ) Spring Nameplate, Northern Lights Nameplate, "Lugger" (L844 only) Hose Hose 3/4" ID x 18-1/2" Hose 5/16" ID x 25" Union 3/4 Hose Barb x 3/4 Hose Barb Plug, Socket Head 1/2 NPT Connector, Male 1/2 BSPT x 3/4 Hose Barb Hose Clamp # Hose Clamp # Hose Clamp # ** Hex Head Plug 3/8 NPT Capscrew, Hex Head M8 x 1.25 x 110 mm S/S Capscrew, Hex Head M6 x 1.0 x 110 mm S/S Capscrew, Hex Head M8 x 1.25 x 25 mm S/S Flat Washer M6 S/S Flat Washer M8 S/S Gasket Hose Clamp # Stud M8 x 1.25 x 20 x 25 mm (35 mm OAL) S/S Hex Nut M8 x 1.25 S/S Drain Cock 1/4 NPT Street Elbow, Brass 90 o 1/4 NPT * - * #32 Elbow fitting added to position #31 Drain Cock for side discharge. **As required 3-1

30 Revised GROUP 3 COOLING SYSTEM Expansion Tank & Exhaust Manifold M844 - M844L - M20CRW Keel & Radiator Cooled Applications A-6420, A-6510 / D

31 Revised GROUP 3 COOLING SYSTEM Expansion Tank & Exhaust Manifold M844 - M844L - M20CRW Keel & Radiator Cooled Applications Exhaust Manifold/Expansion Tank End Cap Cover Plate Filler Cap (7 PSI) Thermostat (82 C) Gasket Spring Decal, Northern Lights Drain Cock 1/4 NPT Hose, Overflow 5/16" ID x 25" Hose Clamp #48 (Formerly # NLA) ** Plug, Hex Head 3/8 NPT Capscrew, Hex Head M8 x 1.25 x 110 mm Capscrew, Hex Head M6 x 1.0 x 110 mm Flat Washer M Flat Washer M Gasket Plug, Socket Head 1/8 NPT Hose Male Connector 3/8 NPT x 1/2 HB Hose Clamp # Gasket ** Adapter, Dry Exhaust Straight 1-1/2 NPT (M20CRW only) ** Elbow, Dry Exhaust Heat Shield (used with Straight Adapter - M20CW only) Lagging (used with Dry Elbow) Capscrew, Hex Head M8 x 1.25 x 25mm S/S Lock Washer M8 S/S - ** As Required 3-3

32 GROUP 3 COOLING SYSTEM Coolant Pump Industrial Applications NL844 & 844L P844waterpump 3-4

33 GROUP 3 COOLING SYSTEM Coolant Pump Industrial Applications NL844 & 844L Coolant Pump Assembly (includes keys #2-5) Backing Plate Gasket ** Plug Screw Gasket Bolt Nut Bolt Gasket Thermostat F/ 82 C Thermostat Housing Plug Stud M6 x 1.0 x 45 mm Temperature Switch (221 F/ C) Hose Hose Clamp # Thermostat Cover Gasket Bolt Pulley Cooling Fan Spacer Bolt, M6 x 1.0 x 35 mm - **As required 3-5

34 GROUP 3 COOLING SYSTEM Coolant Pump, Marine & Commercial Revised coolantpump Coolant Pump Assembly (Marine - White) Coolant Pump Assembly (Commercial - Grey) Backing Plate Gasket ** Plug Screw Gasket Bolt Nut Pulley Spacer Bolt - **As required. 3-6

35 Added GROUP 3 COOLING SYSTEM Cooling Fan - Marine Models with Radiator Cooling M844LW3 32B4816D Fan (Blower) 440 mm OD Fan Plate Spacer Capscrew, Socket Head M10 x 1.5 x 20mm Capscrew, Hex Heas Flanged M8 x 1.25 x 20mm Belt ** Spacer Ring - ** As Required 3-7

36 GROUP 3 COOLING SYSTEM Raw Water Pump & Mounting Marine Applications A-4779 / B O-ring Nut M10 x Lock Washer M Fitting 1/2 NPT x 3/4 HB Raw Water Pump (see parts detail) Drive Gear Capscrew, Hex Head M8 x 1.25 x 65 mm Capscrew, Hex Head M8 x 1.25 x 60 mm Lock Washer, Helical M Hex Nut M8 x

37 GROUP 3 COOLING SYSTEM Raw Water Pump Assembly A-3706 / C Raw Water Pump Assembly (includes keys #1-17) Repair Kit (includes keys #3-9 & 11) Housing Shaft Impeller Cam Wear Plate End Cover Bearing Lip Seal Mechanical Seal Spline Seal O-ring Retaining Ring Retaining Ring Washer Pan Head Screw #10-32 x 3/8" Hex Head Screw #10-32 x 3/8" Lock Washer #

38 GROUP 3 COOLING SYSTEM Radiator & Guard Aluminum NL844 & 844L A-6306 / D-2457B 3-10

39 Updated GROUP 3 COOLING SYSTEM Radiator & Guard Aluminum NL844 & 844L Top Panel Side Panel Radiator Support Radiator Assembly, Aluminum (includes keys #20-26) Radiator Assembly (Heresite Coated) Bracket, Upper Radiator Support Spacer, Radiator Support Capscrew, Hex Head M8 x 1.25 x 20 mm Flat Washer M Lock Washer M Capscrew, Hex Head M10 x 1.5 x 20 mm Lock Washer M Capscrew, Hex Head M6 x 1.0 x 16 mm Lock Washer M Flat Washer M Capscrew, Hex Head M6 x 1.0 x 20 mm Hex Nut M6 x Hose, Radiator Inlet Hose, Radiator Outlet Hose Clamp # Radiator Cap Bolt Shroud with Fan Guard Drain Cock O-ring Hose Label Northern Lights (not shown) ** Grille ** Air Duct Adapter (optional - not shown) Bracket, Radiator Mounting - ** As required 3-11

40 GROUP 4 FUEL SYSTEM General Arrangement L844 injectors

41 Revised GROUP 4 FUEL SYSTEM General Arrangement L Injection Pump Assembly Shim Set (formerly # ) Nut Bolt Gasket Fuel Injector (see parts detail page) Return Line Injection Line # Injection Line # Injection Line # Injection Line # Clamp Bolt Nut Glow Plug 12 Volt* Glow Plug 24 Volt* Connector Gasket Feed Pump Assembly (see parts detail page) Bolt Stop Solenoid - 12 Volt (Standard Ground)* Stop Solenoid - 12 Volt (Isolated Ground)* Stop Solenoid - 24 Volt (Isolated Ground)* Screw Seal Washer Seal Washer Wire Harness Spring Washer Nut - *Note: See Electrical System 4-1

42 GROUP 4 FUEL SYSTEM General Arrangement M - NL844 injectors

43 revised GROUP 4 FUEL SYSTEM General Arrangement M - NL Injection Pump Assembly Shim Set (formerly # ) Nut Bolt Gasket Fuel Injector (see parts detail page) Return Line Injection Line # Injection Line # Injection Line # Injection Line # Clamp Bolt Nut Glow Plug 12 Volt* Glow Plug 24 Volt* Connector Gasket Feed Pump Assembly (see parts detail page) Bolt Stop Solenoid - 12 Volt (Standard Ground)* Stop Solenoid - 12 Volt (Isolated Ground)* Stop Solenoid - 24 Volt (Isolated Ground)* Screw Seal Washer Seal Washer Wire Harness Spring Washer Nut - *Note See Electrical System 4-3

44 GROUP 4 FUEL SYSTEM General Arrangement M - NL844L injectors

45 revised GROUP 4 FUEL SYSTEM General Arrangement M - NL844L Injection Pump Assembly Shim Set (formerly # ) Nut Bolt Gasket Fuel Injector (see parts detail page) Return Line Injection Line # Injection Line # Injection Line # Injection Line # Clamp Bolt Nut Glow Plug 12 Volt* Glow Plug 24 Volt* Connector Gasket Feed Pump Assembly (see parts detail page) Bolt Stop Solenoid - 12 Volt (Standard Ground)* Stop Solenoid - 12 Volt (Isolated Ground)* Stop Solenoid - 24 Volt (Isolated Ground)* Screw Seal Washer Seal Washer Wire Harness Spring Washer Nut - *Note: See Electrical System 4-5

46 GROUP 4 FUEL SYSTEM General Arrangement M20CRW3 M20CRWfuelsystem 4-6

47 revised GROUP 4 FUEL SYSTEM General Arrangement M20CRW Injection Pump Assembly Shim Nut Bolt Gasket Fuel Injector (see parts detail page) Return Line Injection Line # Injection Line # Injection Line # Injection Line # Clamp Bolt Nut Glow Plug 12 Volt* Connector Gasket Feed Pump Assembly (see parts detail page) Bolt Stop Solenoid - 12 Volt (Standard Ground)* Screw Seal Washer Seal Washer Wire Harness Nut Bolt Washer - *Note: See Electrical System 4-7

48 Added GROUP 4 FUEL SYSTEM Double Wall Injecton Lines Alarm Tank M844LW3 4-8

49 Added & revised Double Wall Injecton Lines Alarm Tank GROUP 4 FUEL SYSTEM M844LW Injection Line #1 Double Wall (Marked #1) Injection Line #2 Double Wall (Marked #2) Injection Line #3 Double Wall (Marked #3) Injection Line #4 Double Wall (Marked #4) Manifold, Injection Lines Leak-Off Banjo Bolt O-Ring Sealing Washer, Bonded 1/4 BSPP Sealing Washer 1/8 BSPP Male Connector, Steel, 1/4 BSPP x 8mm COMP Tube, Leak-Off Manifold Outlet Compression Union, Steel 8mm Hose Assembly 1/4 ID x 9-1/2 S/S - TFE Alarm Tank Assembly Clamp Assembly, 2-Lines Clamp Assembly, 3-Lines Bracket Capscrew, Hex Head M14 x 1.5 x 30mm S/S Lock Washer, Helical M14 S/S Flat Washer M14 S/S Capscrew, Hex Head M8 x 1.25 x 30mm S/S Flat Washer M8 S/S Hex Nut, Nylock M8 x 1.25 S/S - 4-9

50 GROUP 4 FUEL SYSTEM Governor & Timing Gear Case timinggear

51 revised GROUP 4 FUEL SYSTEM Governor & Timing Gear Case Timing Gear Case Complete (Marine,includes key #2) Timing Gear Case Complete (Industrial, includes key #2) Timing Gear Case Complete (Commercial, includes key #2) Spring Pin Gasket Oil Seal Governor Lever Assembly (includes keys #7 - #10) Tension Lever Snap Ring Washer Snap Pin Governor Spring Arm (Marine & Industrial) Arm (Commercial) O-ring Governor Lever Bolt Nut Shaft O-ring Snap Ring Bracket Bolt Bolt Bolt Bolt Bolt Bolt Start Spring Cover (Marine) Cover (Industrial) Cover (Commercial) Gasket (former # ) ** Hex Nut O-ring Spring Oil Fill Elbow (Marine & Commercial) O-ring (Marine & Commercial) Cap (Marine & Commercial) ** Bolt (Marine & Commercial) Bolt (Industrial) - *No longer available separately. **As required 4-11

52 GROUP 4 FUEL SYSTEM Fuel Filter & Piping 844fuelfiltercomm 4-12

53 GROUP 4 FUEL SYSTEM Fuel Filter & Piping Fuel Filter Assembly (includes keys #2-5) Fuel Filter Cartridge Gasket Banjo Bolt Plug Bracket (Marine) Bracket (Industrial) Bracket (Commercial) Bracket (Marine) Bracket (Industrial) Bracket (Commercial) Bolt Nut Spring Washer Nut Bolt (Marine & Commercial) Bolt (Industrial) Pipe (L-M-NL844) Pipe (L-M-NL844L & Commercial) Pipe Pipe Bolt Washer Gasket Banjo Bolt Banjo Bolt Gasket Banjo Bolt Gasket Washer

54 GROUP 4 FUEL SYSTEM Fuel Line Connection L844 USCG A-1 - SAE J ISO 7840 Updated A-11854/ B Fuel Manifold 1/4 NPT Capscrew, Hex Head 3/8-16 x 1-1/ Lock Washer, 3/ Male Elbow 45 0 Brass 1/4 NPT x 1/4-45T Hose Assembly 1/4 I.D. x 8 1/4 FMS Elbow 90 0 Swivel Steel 1/4-37T Male Connector Steel 1/4-37T x M8 x Sealing Washer, Bonded M Hose Assembly 1/4 I.D. x 14 1/4 FMS

55 added 3/22/11 GROUP 4 FUEL SYSTEM USCG A-1 SAE J1527 ISO 7840 Fuel Lines M844 up to s/n xxxx-47026c M844L up to s/n xxxx-47167c NL844 & NL844L All A-11855/ B Fuel Manifold 1/4 NPT Capscrew, Hex Head M6 x 1.0 x 16 mm S/S Lock Washer, Helical M6 S/S Plug, Hex Head Brass 1/4 NPT Male Elbow 90, Brass 1/4 NPT x 5/16-45T Male Elbow 90 0, Brass 1/4 NPT x 1/4-45T Hose Assembly 1/4" ID x Hose Assembly 1/4" ID x

56 GROUP 4 FUEL SYSTEM USCG A-1 SAE J1942 ABS Fuel Lines M844 from s/n xxxx-47027c M844 from s/n xxxx-47168c added 3/22/11 A-6684/ B Fuel Manifold 1/4 NPT Capscrew, Hex Head M6 x 1.0 x 16 mm S/S Lock Washer, Helical M6 S/S Plug, Hex Head Brass 1/4 NPT Male Elbow 90, Brass 1/4 NPT x 5/16-45T Male Elbow 90 0, Brass 1/4 NPT x 1/4-45T Hose Assembly 1/4" ID x Hose Assembly 1/4" ID x

57 updated GROUP 4 FUEL SYSTEM USCG A-1 SAE J1527 ISO 7840 Fuel Lines M844 from s/n xxxx-47027c M844L from s/n xxxx-47168c B-9827 Key Part Number Qty Description Serial Number Plug, Hex Head Brass 1/4 NPT Male Elbow, 45, Steel 1/4NPT X 5/16-37T Male Elbow, 45, Steel 1/4NPT X 1/4-37T Hose Assembly 1/4 ID x Hose Assembly 3/16 ID x

58 GROUP 4 FUEL SYSTEM USCG A-1 SAE J1942 ABS Fuel Lines M844 from s/n xxxx-47027c M844L from s/n xxxx-47168c revised 3/23/11 B-9827 Key Part Number Qty Description Serial Number Plug, Hex Head Brass 1/4 NPT Male Elbow, 45, Steel 1/4NPT X 5/16-37T Male Elbow, 45, Steel 1/4NPT X 1/4-37T Hose Assembly 1/4 ID x Hose Assembly 3/16 ID x

59 GROUP 4 FUEL SYSTEM Fuel Injector injector Injector Assembly (includes keys #1-8) Nut Gasket Shim Spring Spring seat Spacer Nozzle Nut

60 GROUP 4 FUEL SYSTEM Fuel Feed Pump feedpump Feed Pump Assembly (includes keys #1-15) Housing* Spring Piston Spring Diaphragm Pin Lever O-ring Spring Guide* Gasket Cap* Screw Gasket Banjo Bolt - *No longer available separately. 4-20

61 Updated GROUP 4 FUEL SYSTEM Throttle Assembly A-10414/ B Throttle Bracket Cable Clamp Clamp Shim Capscrew, Hex Head M5 x 0.8 x 14 mm Lock Washer, Helical M Capscrew, Hex Head M6 x 1.0 x 16 mm Lock Washer, Helical M Throttle Pivot Flat Washer, M8 S/S Cotter Pin, Brass 5/64 x Clevis Pin, S/S

62 GROUP 5 ELECTRICAL SYSTEM Engine Electrical 12 Volt Standard Ground Propulsion Units A / C

63 GROUP 5 ELECTRICAL SYSTEM Engine Wire Harness Oil Pressure Sender 0-80 PSI, Standard Ground Oil Pressure Switch, Standard Ground 14.2 PSI Temperature Sender 250 F, Standard Ground Temperature Switch 95 C Bracket, Circuit Breaker and Relays Capscrew, M14 x 1.5 x 30 S/S Flat Washer, M14 S/S Capscrew, Hex Head M6 x 1.0 x 20 mm Flat Washer M Hex Nut M6 x Relay 12 Volt 50 Amp Cover, Circuit Breaker and Relays Machine Screw, BH Slotted #10-32 x 3/8" S/S Flat Washer #10 S/S Magnetic Pick-up, M18 x 1.5 x 58 mm ' Wire Harness Extension (not shown) Solenoid 12 VDC 65 Amp Bracket, Relay Mounting Capscrew, Hex Head M6 x 1.0 x 16 mm Flat Washer M Hex Nut, Nylock M6 x Capscrew, Hex Head M14 x 1.5 x 30 mm S/S Lock Washer, M14 S/S Control Panel 12 Volt (not shown, see parts detail) Starter 12 Volt (see parts detail) Capscrew, Hex Head M10 x 1.5 x 30 mm Wave Washer M Stop Solenoid 12 Volt Glow Plug 12 Volt Alternator 12V/ 40 Amp Street Elbow, 90 1/8 NPT Capscrew, M6 x 1.0 x 16 mm S/S Lock Washer Flat Washer M Exhaust Temperature Switch 205 F ** Harness Assembly, High Exhaust Temperature (not shown) Banjo Bolt - **As required Updated 3/18/11 Engine Electrical 12 Volt Standard Ground Propulsion Units 5-1

64 GROUP 5 ELECTRICAL SYSTEM Engine Electrical 24 Volt Standard Ground Propulsion Units A / C

65 Updated 3/18/11 GROUP 5 ELECTRICAL SYSTEM Engine Electrical 24 Volt Standard Ground Engine Wire Harness Oil Pressure Sender 0-80 PSI, Standard Ground Oil Pressure Switch, Standard Ground 14.2 PSI Temperature Sender 250 F, Standard Ground Temperature Switch 95 C Bracket, Circuit Breaker and Relays Capscrew, M14 x 1.5 x 30 S/S Flat Washer, M14 S/S Capscrew, Hex Head M6 x 1.0 x 20 mm Flat Washer M Hex Nut M6 x Relay 24 Volt 20 Amp Cover, Circuit Breaker and Relays Machine Screw, BH Slotted #10-32 x 3/8" S/S Flat Washer #10 S/S Magnetic Pick-up, M18 x 1.5 x 58 mm ' Wire Harness Extension (not shown) Solenoid 24 VDC 65 Amp Bracket, Relay Mounting Capscrew, Hex Head M6 x 1.0 x 16 mm Flat Washer M Hex Nut, Nylock M6 x Capscrew, Hex Head M14 x 1.5 x 30 mm S/S Lock Washer, Helical M14 S/S Main Instrument Panel 24 Volt (not shown - see parts detail) Starter 24 Volt (see parts detail) Capscrew, Hex Head M10 x 1.5 x 30 mm Wave Washer M Stop Solenoid 24 Volt Glow Plug 24 Volt Alternator 24V/ 40 Amp Street Elbow, 90 1/8 NPT Capscrew, M6 x 1.0 x 16 mm S/S Lock Washer Flat Washer M Exhaust Temperature Switch, 205 F ** Harness Assembly, High Exhaust Temperature (not shown) Banjo Bolt - **As required Propulsion Units 5-3

66 Updated GROUP 5 ELECTRICAL SYSTEM Engine Electrical 12 Volt Standard Ground Marine Units A-6258 / C-2490AA 5-4

67 Updated 4/1/16 GROUP 5 ELECTRICAL SYSTEM Engine Electrical 12 Volt Standard Ground Temperature Sender 250 F 3/8 NPT Dual Station Temperature Sender 250 F (former # ) Bushing, Brass 3/8NPT x 1/8 NPT (for sender ) Temperature Switch 95 C M16 x Oil Pressure Switch 1/8 NPT Oil Pressure Sender 1/8 NPT Dual Station Oil Pressure Sender 1/8 NPT Relay, 12 Volt SPDT Terminal Retainer Relay Base Circuit Breaker, DC 15 Amp - Snap-In Type Circuit Breaker DC 15 Amp - Screw Mount Type Control Panel, S1-B (see detail) Engine Wire Harness - Round Merc Plug Connector Diode, 6 Amp 50 Volt PIV Wire Harness Extension 20 (not shown) Grommet Machine Screw #10-32 x 3/8 s/s Flat Washer # Hex Nut, Nylock # Hex Nut, M8 x Lock Washer M Hex Nut, M5 x Lock Washer M Stop Solenoid 12 Volt (see also Fuel System) Alternator 12 Volt 40 AMP Banjo Bolt M8 x 1.25 x 18mm (tapped 1/8 NPT) Oil Line Starter 12 Volt (see mounting detail) Street 90 o Steel 1/8 NPT x 1/8 NPT (not shown) - Marine Units 5-5

68 Added 4/16 GROUP 5 ELECTRICAL SYSTEM Engine Electrical 12 Volt Standard Ground B+ System Marine Units A-6258 / C-2490AA 5-6

69 Added 4/16 GROUP 5 ELECTRICAL SYSTEM Engine Electrical 12 Volt Standard Ground B+ System Marine Units Temperature Sender 250 F 3/8 NPT Dual Station Temperature Sender 250 F 1/8 NPT Bushing, Brass 3/8NPT x 1/8 NPT (for sender ) Temperature Switch 95 C M16 x Oil Pressure Switch 1/8 NPT Oil Pressure Sender 1/8 NPT Dual Station Oil Pressure Sender 1/8 NPT Relay, 12 Volt SPDT Terminal Retainer Relay Base Circuit Breaker DC 10 Amp - Screw Mount Type Control Panel, S1-B (see detail) Engine Wire Harness - Square Deutsch Plug Connector Diode, 1 Amp 200 Volt Wire Harness Extension 20 (not shown) Grommet Machine Screw #10-32 x 3/8 s/s Flat Washer # Hex Nut, Nylock # Hex Nut, M8 x Lock Washer M Hex Nut, M5 x Lock Washer M Stop Solenoid 12 Volt (see also Fuel System) Alternator 12 Volt 40 AMP Banjo Bolt M8 x 1.25 x 18mm (tapped 1/8 NPT) Oil Line Starter 12 Volt (see mounting detail) Street 90 o Steel 1/8 NPT x 1/8 NPT (not shown) - 5-7

70 Updated GROUP 5 ELECTRICAL SYSTEM Engine Electrical 12 Volt Isolated Ground Marine Units A-6398, A-6402 / C-2490C 5-8

71 Updated 4/1/16 GROUP 5 ELECTRICAL SYSTEM Engine Electrical 12 Volt Isolated Ground Temperature Sender 250 F 3/8 NPT Dual Station Temperature Sender 250 F (former # ) * Temperature Switch 95 C M16 x Oil Pressure Switch 1/8 NPT Oil Pressure Sender 1/8 NPT Dual Station Oil Pressure Sender 1/8 NPT Relay, 12 Volt SPDT Relay Base Terminal Retainer Circuit Breaker, 15 Amp - Snap-In Type Circuit Breaker, 15 AMP - Screw Mount Type Control Panel, S1-B (see detail) Engine Wire Harness - Round Merc Plug Connector Ground Harness Addition Diode, 6 Amp 50 Volt PIV Wire Harness Extension 20 (not shown) Grommet Machine Screw #10-32 x 3/8 S/S Flat Washer # Hex Nut, Nylock # Hex Nut, M8 x Lock Washer M Hex Nut, M5 x Lock Washer M Stop Solenoid 12 Volt (see also Fuel System) Alternator 12 Volt 40 AMP Banjo Bolt M8 x 1.25 x 18mm (Tapped 1/8 NPT) Oil Line Starter 12 Volt (see mounting detail) Branch Tee Steel 1/8 NPT x 1/8 NPT (not shown) Plug 1/8BSPT Bushing 3/8 NPT x 1/4 NPT * - * Bushing required with replacement sender Marine Units 5-9

72 Added 4/1/16 GROUP 5 ELECTRICAL SYSTEM Engine Electrical 12 Volt Isolated Ground B+ System Marine Units A-6398, A-6402 / C-2490C 5-10

73 Added 4/1/16 GROUP 5 ELECTRICAL SYSTEM Engine Electrical 12 Volt Isolated Ground B+ System Marine Units Temperature Sender 250 F 3/8 NPT Dual Station Temperature Sender 250 F 1/4 NPT * Temperature Switch 95 C M16 x Oil Pressure Switch 1/8 NPT Oil Pressure Sender 1/8 NPT Dual Station Oil Pressure Sender 1/8 NPT Relay, 12 Volt SPDT Relay Base Terminal Retainer Circuit Breaker, 10 AMP - Screw Mount Type Control Panel, S1-B (see detail) Engine Wire Harness - Square Deutsch Plug Connector Ground Harness Addition Diode, 1 Amp 200 Volt Wire Harness Extension 20 (not shown) Grommet Machine Screw #10-32 x 3/8 S/S Flat Washer # Hex Nut, Nylock # Hex Nut, M8 x Lock Washer M Hex Nut, M5 x Lock Washer M Stop Solenoid 12 Volt (see also Fuel System) Alternator 12 Volt 40 AMP Banjo Bolt M8 x 1.25 x 18mm (Tapped 1/8 NPT) Oil Line Starter 12 Volt (see mounting detail) Branch Tee Steel 1/8 NPT x 1/8 NPT (not shown) Plug 1/8BSPT Bushing 3/8 NPT x 1/4 NPT * - * Bushing required with sender

74 Updated GROUP 5 ELECTRICAL SYSTEM Engine Electrical 24 Volt Standard Ground Marine Units A-6258 / C-2490AA 5-12

75 Updated GROUP 5 ELECTRICAL SYSTEM Engine Electrical 24 Volt Standard Ground Marine Units Temperature Sender 250 F 3.8 NPT Dual Station Temperature Sender 250 F (former # ) Bushing, Brass 3/8NPT x 1/8 NPT (for sender ) Temperature Switch 95 C M16 x Oil Pressure Switch 1/8 NPT Oil Pressure Sender 1/8 NPT Dual Station Oil Pressure Sender 1/8 NPT Relay, 24 Volt SPDT Relay Base Terminal Retainer Circuit Breaker, 15 Amp - Snap-In Type Circuit Breaker 15 Amp - Screw Mount Type Control Panel, S1-B (see detail) Engine Wire Harness - Round Merc Plug Connector Diode, 6 Amp 50 Volt PIV Wire Harness Extension 20' (not shown) Grommet Machine Screw #10-32 x 3/8" s/s Flat Washer # Hex Nut, Nylock # Hex Nut, M8 x Lock Washer M Hex Nut, M5 x Lock Washer M Stop Solenoid 24 Volt (see also Fuel System) Alternator 24 Volt 40 AMP up to S/N xxxx-47026c (844) 1 Alternator 24 Volt 40 AMP up to S/N xxxx-47167c (844L) Alternator 24 Volt 25 AMP from S/N xxxx-47027c (844) 1 Alternator 24 Volt 25 AMP from S/N xxxx-47168c (844L) Banjo Bolt M8 x 1.25 x 18mm (Tapped 1/8 NPT) Oil Line Starter 24 Volt (see mounting detail) (former # ) Street 90 o Steel 1/8 NPT x 1/8 NPT (not shown)

76 Added GROUP 5 ELECTRICAL SYSTEM Engine Electrical 24 Volt Standard Ground B+ System Marine Units A-6258 / C-2490AA 5-14

77 revised GROUP 5 ELECTRICAL SYSTEM Engine Electrical 24 Volt Standard Ground B+ System Marine Units Temperature Sender 250 F 3.8 NPT Dual Station Temperature Sender 250 F 1/4 NPT Bushing, Brass 3/8NPT x 1/8 NPT (for sender ) Temperature Switch 95 C M16 x Oil Pressure Switch 1/8 NPT Oil Pressure Sender 1/8 NPT Dual Station Oil Pressure Sender 1/8 NPT Relay, 24 Volt SPDT Relay Base Terminal Retainer Circuit Breaker 10 Amp - Screw Mount Type Control Panel, S1-B (see detail) Engine Wire Harness - Square Deutsch Plug Connector Diode, 1 Amp 200 Volt Wire Harness Extension 20' (not shown) Grommet Machine Screw #10-32 x 3/8" s/s Flat Washer # Hex Nut, Nylock # Hex Nut, M8 x Lock Washer M Hex Nut, M5 x Lock Washer M Stop Solenoid 24 Volt (see also Fuel System) Alternator 24 Volt 25 AMP Banjo Bolt M8 x 1.25 x 18mm (Tapped 1/8 NPT) Oil Line Starter 24 Volt (see mounting detail) Street 90 o Steel 1/8 NPT x 1/8 NPT (not shown)

78 Updated GROUP 5 ELECTRICAL SYSTEM Engine Electrical 24 Volt Isolated Ground Marine Units A-6398, A-6402 / C-2490C 5-16

79 Updated GROUP 5 ELECTRICAL SYSTEM Engine Electrical 24 Volt Isolated Ground Marine Units Temperature Sender 250 F 3/8 NPT Dual Station Temperature Sender 250 F 1/4 NPT (former # )* Temperature Switch 95 C M16 x Oil Pressure Switch 1/8 NPT Oil Pressure Sender 1/8 NPT Dual Station Oil Pressure Sender 1/8 NPT Relay, 24 Volt SPDT Relay Base Terminal Retainer Circuit Breaker, 15 Amp - Snap-In Type Circuit Breaker 15 Amp - Screw Mount Type Control Panel, S1-B (see detail) Engine Wire Harness - Round Merc Plug Connector Ground Harness Addition Diode, 6 Amp 50 Volt PIV Wire Harness Extension 20' (not shown) Grommet Machine Screw #10-32 x 3/8" S/S Flat Washer # Hex Nut, Nylock # Hex Nut, M8 x Lock Washer M Hex Nut, M5 x Lock Washer M Stop Solenoid 24 Volt (see also Fuel System) Alternator 24 Volt 35 AMP up to S/N xxxx-47026c (844) 1 Alternator 24 Volt 35 AMP up to S/N xxxx-47167c (844L) Alternator 24 Volt 25 AMP from S/N xxxx-47027c (844) 1 Alternator 24 Volt 25 AMP from S/N xxxx-47168c (844L) Banjo Bolt M8 x 1.5 x 18mm (Tapped 1/8 NPT) Oil Line Starter 24 Volt (see mounting detail) (former # ) Branch Tee Steel 1/8 NPT x 1/8 NPT (not shown) Plug 1/8BSPT - * Bushing required with replacement sender

80 Added GROUP 5 ELECTRICAL SYSTEM Engine Electrical 24 Volt Isolated Ground B+ System Marine Units A-6398, A-6402 / C-2490C 5-18

81 revised GROUP 5 ELECTRICAL SYSTEM Engine Electrical 24 Volt Isolated Ground B+ System Marine Units Temperature Sender 250 F 3/8 NPT Dual Station Temperature Sender 250 F 1/4 NPT * Temperature Switch 95 C M16 x Oil Pressure Switch 1/8 NPT Oil Pressure Sender 1/8 NPT Dual Station Oil Pressure Sender 1/8 NPT Relay, 24 Volt SPDT Relay Base Terminal Retainer Circuit Breaker - 10 Amp, Screw Mount Type Control Panel, S1-B (see detail) Engine Wire Harness - Square Deutsch Plug Connector Ground Harness Addition Diode, 1 Amp 200 Volt Wire Harness Extension 20' (not shown) Grommet Machine Screw #10-32 x 3/8" S/S Flat Washer # Hex Nut, Nylock # Hex Nut, M8 x Lock Washer M Hex Nut, M5 x Lock Washer M Stop Solenoid 24 Volt (see also Fuel System) Alternator 24 Volt 25 AMP Banjo Bolt M8 x 1.5 x 18mm (Tapped 1/8 NPT) Oil Line Starter 24 Volt (see mounting detail) Branch Tee Steel 1/8 NPT x 1/8 NPT (not shown) Plug 1/8BSPT - * Bushing required with replacement sender

82 GROUP 5 ELECTRICAL SYSTEM Engine Electrical - 12 Volt Standard Ground Industrial Units A-4786/ C-2490Bnl 5-20

83 Updated GROUP 5 ELECTRICAL SYSTEM Engine Electrical - 12 Volt Standard Ground Industrial Units Temperature Sender, F Single Station 3/8 NPT Temperature Switch 221 F/ 105 C Oil Pressure Sender 0-80 PSI, Single Station 1/8 NPT Oil Pressure Switch Relay, 12 Volt SPDT Relay Base Circuit Breaker 15 Amp - Snap-In Type Circuit Breaker 15 Amp - Screw Mount Type Terminal Retainer Engine Wire Harness (includes key #10) Diode, 6 Amp 50 Volt Wire Harness Extension 20' (not shown) Grommet Machine Screw #10-32 x 3/8" Stainless Steel Flat Washer # Hex Nut, # Hex Nut, M8 x Lock Washer M Hex Nut, M5 x Lock Washer M Street Elbow 90 0, 1/8 NPT Steel Alternator 12 Volt (see parts detail) Oil Line Banjo Bolt (Tapped 1/8 NPT Female) Starter 12 Volt (see parts detail) Fuel Solenoid 12 Volt

84 GROUP 5 ELECTRICAL SYSTEM Updated Starter & Flywheel Housing L - M - NL844 flywheel Flywheel Housing - Marine SAE # Flywheel Housing - Industrial SAE # Bolt Starter - 12 Volt - Standard Ground (marked M001T66081)* Starter - 12 Volt - Isolated Ground Starter - 24 Volt - Standard Ground (Former # ) Starter - 24 Volt - Isolated Ground (Former # ) Capscrew, Hex Head M10 x 1.5 x 25 mm (12 Volt Starters) Capscrew, Hex Head M10 x 1.5 x 30 mm (24 Volt Starters) Bracket } Lock Washer for marine and propulsion - units only Bolt - *See parts detail. 5-22

85 Updated GROUP 5 ELECTRICAL SYSTEM Starter & Flywheel Housing M844DW - M844LW - M20CRW - NL844L M844DW - M844LW - M20CRW - NL844L flywheel844l KEY PART NUMBER QTY DESCRIPTION SERIAL # Flywheel Housing - Marine SAE # Flywheel Housing - Industrial SAE # Flywheel Housing - Commercial SAE # Back Plate - Marine Back Plate - Industrial Back Plate - Commercial Bolt Bolt Bolt Bolt Nut Spring Washer Bolt Starter - 12 Volt - Standard Ground (marked M001T66081) Starter - 12 Volt - Isolated Ground Starter - 24 Volt - Standard Ground (former # ) Starter - 24 Volt - Isolated Ground (former # ) Capscrew, Hex Head M10 x 1.5 x 25 mm (12 Volt Starters) Capscrew, Hex Head M10 x 1.5 x 30 mm (24 Volt Starters) Bracket (Marine only) Bolt (Marine only)

86 page updated GROUP 5 ELECTRICAL SYSTEM Small Frame Alternators & Mounting Standard & Isolated Ground 844alt Alternator 12 Volt/ 40 Amp Standard Ground (see parts detail) Alternator 12 Volt/ 40 Amp Isolated Ground Alternator 24 Volt/ 25 Amp Standard Ground from s/n xxxx-47027c (M844) Alternator 24 Volt/ 25 Amp Isolated Ground } from s/n xxxx-47168c (M844L) Tensioner Bolt Washer Bracket Bolt Bolt Nut Drive Belt L844D - M-NL844W Drive Belt M844DW - M-NL844LW - M20CRW Bolt - } 5-24

87 page updated GROUP 5 ELECTRICAL SYSTEM Medium Frame Alternator Options 12V/51 Amp & 24V/35 & 40 Amp A-7631, A-7632, A-7633, A-7634, A-7635, A-7636 & D Alternator 12 Volt/51 Amp Isolated Ground Alternator 24 Volt/40 Amp Standard Ground Alternator 24 Volt/35 Amp Isolated Ground Pulley 1-A x 2-1/2" x 5/8" ID Bracket, Alternator Mounting Capscrew, Hex Head M8 x 1.25 x 20 mm Lock Washer, Helical M Capscrew, Hex Head 1/2-13 x 2-3/4" Spacer ** Flat Washer, 1/2 SAE Hex Nut, Nylock 1/ Tensioning Arm (used with 24 Volt/35 Amp Alternator) Tensioning Arm (used with 12 Volt/51 Amp & 24 Volt/40 Amp Alternators) Capscrew, Hex Head 5/16-18 x 1" Stud Washer 5/ Lock Washer, Helical 5/ Diode Harness Addition Drive Belt (844) Drive Belt (844L & M20CR, CRW) D.C. Voltage Regulator, 12V, Adjustable Wire Harness 36" Machine Screw #10-32 x 3/4" s/s }12 Volt / 51 Amp Flat Washer #10 s/s Alternator Only Hex Nut, Nylock #10 s/s - **As required 5-25

88 GROUP 5 ELECTRICAL SYSTEM page updated Wire Harness, Circuit Breaker, & Relay Panel L844 B Wire Harness Assembly (includes keys #1-6) Bracket AMP Circuit Breaker Relay Base Terminal Retainer (not shown) Machine Screw, Flathead Countersunk #10-32 x 3/8" Hex Nut, # Machine Screw, Flathead Countersunk #10-32 x 1" Relay, 12 Volt SPST Relay, 24 Volt SPST

89 page updated GROUP 5 ELECTRICAL SYSTEM Main Instrument Panel 12 Volt with VDO Oceanline Guages L844 A-11651, A / B changed Main Instrument Panel, 12 Volt (includes all keys) Plate, Main Instrument Panel Tachometer RPM 12/24 Volt *Replaced by Tachometer RPM Voltmeter 8-16 VDC Temperature Gauge F 12 Volt Oil Pressure Gauge 0-80 PSI 12 Volt Alarm Horn 12/ 24 Volt Hourmeter 12/ 24 Volt Lamp Holder, Amber Lens Bulb, Clear 12 Volt Key Switch Toggle Switch, SPST maintained Diode 6 Amp 50 Volt (not shown) Fuse Holder, In-line 15 Amp 32 Volt Fuse 7-1/2 Amp 240 VAC/DC Plug, 5/8 O.D., Black Nylon Wire Harness O-ring Bulb Diffuser, Red (use with Tachometer ) Bulb Diffuser, Red (use with Tachometer ) Self-tapping Screw Label, Panel Electrical Load Warning (not shown) Label, 12 Volt (not shown) Bulb, Clear 12 Volt (use with Tachometer ) Bulb, Clear 12 Volt (use with Tachometer ) Bulb, Red 12 Volt

90 page updated GROUP 5 ELECTRICAL SYSTEM Main Instrument Panel 24 Volt with VDO Oceanline Guages L844 A-11651, A / B changed Main Instrument Panel, 24 Volt (includes all keys) Plate, Main Instrument Panel Tachometer RPM 12/24 Volt *Replaced by Tachometer RPM Voltmeter 8-16 VDC Temperature Gauge F 24 Volt Oil Pressure Gauge 0-80 PSI 24 Volt Alarm Horn 12/ 24 Volt Hourmeter 12/ 24 Volt Lamp Holder, Amber Lens Bulb, Clear 24 Volt Key Switch Toggle Switch, SPST maintained Diode 6 Amp 50 Volt (not shown) Fuse Holder, In-line 15 Amp 32 Volt Fuse 7-1/2 Amp 240 VAC/DC Plug, 5/8 O.D., Black Nylon Wire Harness O-ring Bulb Diffuser, Red (use with Tachometer ) Bulb Diffuser, Red (use with Tachometer ) Self-tapping Screw Label, Panel Electrical Load Warning (not shown) Label, 24 Volt (not shown) Bulb, Clear 24 Volt (use with Tachometer ) Bulb, Clear 24 Volt (use with Tachometer ) Bulb, Red 24 Volt

91 page updated GROUP 5 ELECTRICAL SYSTEM Main Instrument Panel 12 Volt with SAE Black Bezel Gauges L844 B changed Main Instrument Panel, 12 Volt (includes all keys) Plate, Main Instrument Panel Tachometer RPM 12/24 Volt Voltmeter 8-16 VDC Temperature Gauge F 12 Volt Oil Pressure Gauge 0-80 PSI 12 Volt Alarm Horn 12/ 24 Volt Hourmeter 12/ 24 Volt Lamp Holder, Amber Lens Bulb, Clear 12 Volt Key Switch Toggle Switch, SPST maintained Diode 6 Amp 50 Volt (not shown) Fuse Holder, In-line 15 Amp 32 Volt Fuse 7-1/2 Amp 240 VAC/DC Plug, 5/8 O.D., Black Nylon Wire Harness O-ring O-Ring Self-tapping Screw Label, Panel Electrical Load Warning (not shown) Bulb Diffuser, Red Label, 12 Volt (not shown) Male Disconnect 90 o 1/4 (used on all guages) Bulb, Clear

92 GROUP 5 ELECTRICAL ASYSTEM page updated Main Instrument Panel 24 Volt with SAE Black Bezel Gauges L844 B changed.2 B changed Main Instrument Panel, 24 Volt (includes all keys) Plate, Main Instrument Panel Tachometer RPM 12/24 Volt Voltmeter 8-16 VDC Temperature Gauge F 24 Volt Oil Pressure Gauge 0-80 PSI 24 Volt Alarm Horn 12/ 24 Volt Hourmeter 12/ 24 Volt Lamp Holder, Amber Lens Bulb, Clear 24 Volt Key Switch Toggle Switch, SPST maintained Diode 6 Amp 50 Volt (not shown) Fuse Holder, In-line 15 Amp 32 Volt Fuse 7-1/2 Amp 240 VAC/DC Plug, 5/8 O.D., Black Nylon Wire Harness O-ring O-Ring Self-tapping Screw Label, Panel Electrical Load Warning (not shown) Bulb Diffuser, Red Label, 24 Volt (not shown) Male Disconnect 90 o 1/4 (used on all guages) Bulb, Clear

93 GROUP 5 ELECTRICAL SYSTEM S-1 Control Panel 12 & 24 Volt A-8551, A-8552 / B S-1 Start/Stop Control Panel, 12 Volt (includes all keys) S-1 Start/Stop Control Panel, 24 Volt (includes all keys) Plate, S-1 Control Panel Rocker Switch Rocker Switch Wire Harness, 12 Volt Wire Harness, 24 Volt Label "12 Volt" * Label "24 Volt" * Resistor, 200 Ohm, 3 Watt (24 Volt Panel only) * - *Not shown 5-31

94 GROUP 5 ELECTRICAL SYSTEM S-1 Control Panel 12 & 24 Volt B+ Electrical Systems Added A-8551, A-8552 / B S-1 Start/Stop Control Panel (includes all keys) Plate, S-1 Control Panel Rocker Switch, Momentary (On)-Off Rocker Switch, Momentary (On)-Off-(On) Green Lamp Wire Harness Label "12-24 Volt" (Not Shown)