For Cummins 404, 404B, 404BG, & 404C

Transcription

1 Parts Manual For Cummins 404, 404B, 404BG, & 404C The Model 404 Jake Brake retarder is designed and approved for use on Cummins L10 engines including 49 state, Carb (Calif.) and 88L10 engines. The Model 404 is not approved for use on 91L10 engines The Model 404 was superseded by the Model 404B The Model 404B engine application is the same as the Model 404 which is: All L10 engines except the 91L10. The Model 404BG kit contains guideless exhaust valve crossheads and replaces the Model 404B. Engine application is the same as the Models 404 and 404B. The Model 404C is designed and approved for use on 91L10 engines both CELECT and STC, injection timing control. The information contained in this manual was current at the time of printing and is subject to change without notice or liability. CELECT is a trademark of the Cummins Engine Company. PARTS MANUAL

2 Component Parts P/N Hsg. Assy. P/N Hsg Assy. Model Front-pkgd. Rear-pkgd. Description VDC, Single Lead* 404DL VDC, Dual Lead* 404BG VDC, Single Lead P/N B 404BG 404C Part Name Piston - Slave Piston - Slave Spring - Outer Slave Piston Spring - Inner Slave Piston ** Retainer - Spring ** Ring - Retaining Piston - Master 7/8 Dia Piston - Master 11/16 Dia Piston - Master 7/8 Dia Spring - Flat Spring - Flat Washer - Plain Screw - Button Hd Control Valve Spring - Control Valve (Orange) Spring - Control Valve - Inner (Red) Spring - Control Valve - Outer Collar - Control Valve Ring - Retaining Cover - Control Valve Screw - Reset Assy Nut - Hex Jam Valve - Solenoid Valve - Solenoid (Dual Lead) Seal Ring - Upper Seal Ring - Center Seal Ring - Lower Ball Spring - Ball Check Plug - Pipe The exploded view shown is of the front housing. The rear housing is a mirror image of the front housing and contains the same components. 404C 404B-BG 404 P/N Dia. 11/16 in. 7/8 in. 7/8 in. Length 1 7/32 in. 1 7/32 in. 1 1/16 in. Use flat spring P/N with master piston P/N Use flat spring P/N with master pistons P/N and *Housing for threaded oil connectors. All others have push-in style tubes **Use retainer and ring for the slave piston Model 404 brakes with Serial less than B P A R T S M A N U A L F O R M O D E L 4 0 4, B, B G, C 2

3 Model 404C Engine Attaching Parts Group Screw Rkr Adj Nut-Hex Jam Crosshead Assy Term Assy Tube-Oil Supply O-Ring Harness Solenoid* Bulk Adapter Clamp Adapter 90 Degrees Seal - Comp Adapter 1 *Four required for dual lead applications Housing Attaching Parts Group Bolt-Hex hd M14x200 Lg Spacer Attaching Parts Group Flange Head Bolt Spacer Gasket Hose Assy-Oil Supply Int Hose Assy-Oil Supply Ext. 1 3

4 Models 404, 404B, 404BG Engine Attaching Parts Group Screw - Inj. Adj Crosshead Assy Terminal Assy Tube - Oil Supply O-Ring Harness - Solenoid 2** **Four required for dual lead applications Housing Attaching Parts Group Bolt-Hex Head Gasket Spacer 1 NI Spacer Dual 1 19* Screw & Pin Assy. 6 *For models 404 & 404B only Oil Supply Attaching Parts Group Screw - Button Hd Adapter (w/ O-Ring) 1/2-20X9/ Gasket Hose Clamp Oil Supply Hose Assy.*** Plate - Oil Supply Hose O-Ring Dish 1 ***Hose is not sold separately - For replacement order assy Spacer Attaching Parts Flange Head Bolt 14 1 P A R T S M A N U A L F O R M O D E L 4 0 4, B, B G, C 4

5 CONTROL GROUPS 404 Series Controls Engine Brake Model Controls 88L10 (pre 91L10) B-404BG 3975 Cab Control Eng. Control Pre88L10 (pre 91L10) B-404BG 3975 Cab Control Eng. Control 91L10 STC 404C 3975 Cab Control Eng. Control 91L10 CELECT 404C VOEM Cab Control + Harness Optional: PACE/CELECT B-404BG-404C Harness NOTE: Controls installed by vehicle OEM s may be different then controls supplied by Engine Control Group Engine Control Group (Dual Lead) Tee Bolt Tee Bolt Nut Tee Bolt Guide Switch Actuating Lever Switch Assy. (neg grnd) Screw-Binder Head Washer-Lock Tab - Quick Disconnect Bracket-Switch Mount Switch Diode Cover - Switch Screw - Tapping 2 NI Tube - Shrink 2 NI Receptacle 2 NI Harness 2 NI Harness - Dual Lead 2 NI Loom - Auto 1 NI Instruction Sheet Cab Control Group Switch Assy. - Clutch Clutch Switch Switch Mount Bracket Pan Head Screw Lockwasher Hex Nut Butt Splice 2 7* Overtravel Bracket 1 NI Instruction Sheet Switch Group-Dash Switch-Toggle Plate-Dash Shrink Tube Receptacle 3 NI Harness-Ign. to Clutch Sw. 1 NI Wire - 96 in. Long 1 NI Tie-Cable 12 NI Diagram-Wiring 1 *Optional item not included in group P A R T S M A N U A L F O R M O D E L 4 0 4, B, B G, C 5

6 CONTROL SYSTEM OPTIONS Low Engine Speed Retarder Cut-Off Group Control Module Wiring Harness Wiring Harness 1 P/N Part Name Foot Switch Group SERVICE PARTS Model Tune-Up Kit P/N B BG JACOBS VEHICLE SYSTEMS, INC. 22 EAST DUDLEY TOWN ROAD BLOOMFIELD, CT USA P/N REV E 5/ JACOBS VEHICLE SYSTEMS, INC. JACOBSVEHICLESYSTEMS.COM