Section 9 - Exploded Views and Parts Guardian Liquid-cooled 15 kw, 20 kw and 25 kw Generators Governor Assembly Drawing No.

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1 Guardian Liquid-cooled kw, kw and kw Generators Governor Assembly Drawing No. E-B ITEM () NEOPRENE COATING WIRE HARNESS SECURE WIRE HARNESS WITH TIE WRAP AS SHOWN. "A" TO "A" CARBURETOR ARM (REF.) INTAKE MANIFOLD (REF.) ASM MOTOR STEPPER A HOUSING GOVERNOR CONNECTOR A REF CONNECTOR INTERFACE ASSEMBLY A COVER CONNECTOR HOUSING SCREW FHM # X / SELF TAP SCREW HHC M-. X G. WASHER LOCK M-/ A SCREW PHM M-. X MM LEVER STEPPER MOTOR NUT LOCK HEX #- NYL INS E ASSY. CARBURETOR LINKAGE ROD A BRACKET STEPPER MOTOR AR LIQUID NEOPRENE A TIE WRAP."X." BLK UL SCREW HHC /- X / G WASHER FLAT / ZINC SCREW TAP HWH #- X / ZINC E SPRING,ANTI LASH Generac Power Systems, Inc.

2 Guardian Liquid-cooled kw, kw and kw Generators Mounting Base Drawing No. E-B D BASE MOUNTING.L STNRD & ACSTC WASHER SHAKEPROOF EXT / STL DAMPENER VIBRATION C VIB. ISO. - DURO SCREW HHC M-. X G. WASHER FLAT / ZINC WASHER LOCK M-/ NUT HEX M-. G YEL CHR WASHER FLAT M SCREW HHC M-. X G. EARTH STRAP D PANEL SUPPORT D PANEL BRACKET C SCREW TH-FRM M- X N WA Z/JS SCREW HHC M-. X G. WASHER LOCK M-/ WASHER FLAT /-M ZINC LUG SLDLSS #-# X / CU NUT HEX M X. G YEL CHR WASHER SHAKEPROOF EXT / STL A -/" BUTTON PLUG Generac Power Systems, Inc.

3 Guardian Liquid-cooled kw and kw Generators Standard Compartment Drawing No. E-F WELD STUD UNDER ROOF PANEL FOR ACCESS COVER CABLE "Y" NOTE: USE DOOR LATCH FASTENER TO SECURE GROUND WIRE. NOTE: USE LOCTITE ON NUTS ITEM #. Generac Power Systems, Inc.

4 Guardian Liquid-cooled kw and kw Generators Standard Compartment Drawing No. E-F D ROOF ACSTC&STND CMPRTMNT.L DC DUCT CENTER.L D SUPPORT RADIATOR.L MITSU D BRACE SIDE.L MITSU A DOORWELDMENT.EPS D CORNER POST REAR RH SIDE.L D DOOR REAR COMPARTMENT.L D BRACE REAR.L MITSU D CORNER POST REAR LH SIDE.L LATCH & CAM C SCREW TH-FRM M- X N WA Z/JS SCREW PHM #- X / ZINC NUT HEX M-. G YEL CHR WASHER LOCK # ASSEMBLY BASE-DOOR GROUND WIRE WASHER SHAKEPROOF EXT # STL GRD WIRE ASS'Y HSB WASHER LOCK #-M SCREW PPHM #- X / NUT HEX /- STEEL CA ASSEMBLY COVER ACCESS WASHER FLAT / ZINC WASHER LOCK M-/ D GASKET CLIP-ON SELF GRIPPING F LATCH AND CAM NUT HEX JAM /- SS D GASKET CLIP-ON SELF GRIPPING DA DUCT LH SIDE.L DB DUCT RH SIDE.L * F O-RING. X. * C COVER ACCESS GEN * I/N'S & PART OF I/N. Generac Power Systems, Inc.

FOAM IS ON FAR SIDE Guardian Liquid-cooled kw Generators Acoustic Compartment Drawing

5 Generac Power Systems, Inc. "Y" "Y" WELD STUD UNDER ROOF FOR ACCESS COVER CABLE STATES FOAM IS ON NEAR SIDE STATES FOAM IS ON FAR SIDE Guardian Liquid-cooled kw Generators Acoustic Compartment Drawing No. E-H Section - Exploded Views and Parts TYPICAL OF FRONT DUCT & ROOF PANEL. SECURE AS SHOWN. NOTE: USE DOOR LATCH NOTE: USE LOCTITE ON NUT #.

6 Guardian Liquid-cooled kw Generators Acoustic Compartment Drawing No. E-H D ROOF ACSTC & STND CMPRTMNT.L DC DUCT CENTER.L D SUPPORT RADIATOR.L MITSU D BRACE SIDE.L MITSU A DOOR WELDMENT. EPS D CORNER POST REAR RH SIDE.L D DOOR REAR COMPARTMENT.L D BRACE REAR.L MITSU D CORNER POST REAR LH SIDE.L LATCH & CAM C SCREW TH-FRM M- X N WA Z/JS SCREW PHM #- X / ZINC NUT HEX M-. G YEL CHR WASHER LOCK # ASSEMBLY BASE-DOOR GROUND WIRE WASHER SHAKEPROOF EXT # STL GRD WIRE ASS'Y HSB WASHER LOCK #-M SCREW PPHM #- X / WASHER SELF LOCKING DOME CA ASSEMBLY COVER ACCESS WASHER FLAT / ZINC WASHER LOCK M-/ NUT HEX /- STEEL D BAFFLE CNTRL PNL.L ACOUSTIC D BAFFLE DOOR.L ACOUSTIC UNIT ED ACSTC INSLTN.L DUCT RH PNL EB ACSTC INSLTN.L DUCT LH PNL EQ ACSTC INSLTN.L RAD SUPPORT EC ACSTC INSLTN.L DUCT FNT PNL EA ACSTC INSLTN.L ROOF PANEL EM ACSTC INSLTN.L SIDE DR PNL EP ACSTC INSLTN.L SIDE DR PNL EL ACSTC INSLTN.L SIDE BRC PNL EN ACSTC INSLTN.L DR BAFFLE PL EG ACSTC INSLTN.L RR CRNR TOP EJ ACSTC INSLTN.L RR CRNR BOTT EF ACSTC INSLTN.L REAR DR PNL EE ACSTC INSLTN.L REAR BRC PNL EK ACSTC INSLTN.L BAFFLE PANEL EH ACSTC INSLTN.L CNTRL SUPPT D GASKET CLIP-ON SELF GRIPPING F LATCH AND CAM NUT HEX JAM /- SS DA DUCT LH SIDE.L DB DUCT RH SIDE.L ER INSUL ACO.L DUCT FRNT PNL * F O-RING. X. * C COVER ACCESS GEN * I/N'S & PART OF I/N. Generac Power Systems, Inc.

7 Guardian Liquid-cooled kw, kw and kw Generators Control Panel Drawing No. E-G A TO 'A' 'A' Generac Power Systems, Inc.

8 Guardian Liquid-cooled kw, kw and kw Generators Control Panel Drawing No. E-G D PANEL BACK & BOTTOM GUARDIAN D PANEL LH SIDE GUARDIAN & SPRN DA PANEL FRONT CONTROL GUARDIAN W/ SILKSC D PANEL RH SIDE C-PANEL SML BRK C HOURMETER LIGHT VDC.A LED RED PILOT HOLDER FUSE FUSE A X AGC E SWITCH ROC DPDT ON-OFF-ON SWITCH ROCKER DPST V SPD ASSEMBLY REGULATOR POTTED TFMR ASM CMA /V A PP LOGIC ASM /HZ * E HARNESS CONTROL PANEL PP GUARDIAN RELAY SOLENOID VDC PNL MNT CIRCT BRK X ETA --P BLOCK TERM A X X V BLOCK TERM A X X V BLOCK TERM A X X V ASSY L.C. ELECT GOV E DECAL CUST. CONNT. PRE-PACK.L E DECAL TERMINAL STRIP PRE-PACK NUT SPACER. PCB SCREW PPH TAPPING # X / SS A SCREW PHM M-. X MM WASHER LOCK M-/ WASHER FLAT /-M ZINC C SCREW PHTT M-. X ZYC WASHER SHAKEPROOF EXT # STL C SCREW HHTT M-. X BP WASHER FLAT # ZINC C SCREW TH-FRM M-X N WA Z/JS DECAL HIGH VOLTAGE DECAL EXERCISE INFO E STRAIGHT WIRE CONNECTOR /" AA REGULATOR - DC ALT SCREW HHTT M-. X BP SCREW PPHM M-. X ZINC WASHER FLAT M WASHER LOCK M NUT HEX M-. G YEL CHR RIVET POP. X.-./# D PANEL, TOP BUS BAR WASHER LOCK / NUT HEX /- STEEL JUNCTION BLOCK /- SCREW HHC M-. X G. D HINGE CONTINUOUS.L CNTL PNL WIRE ASSEMBLY NUT HEX M X. G YEL CHR SCREW HHC #- X / WASHER SHAKEPROOF EXT / STL NUT HEX #- STEEL WASHER LOCK # A CAPACITOR FILTER ASY C SCREW PHTT #- X / ZYC E DECAL WARNING REMOVE FUSE * NOT SHOWN Generac Power Systems, Inc.

9 Guardian Liquid-cooled kw, kw and kw Generators Engine Drawing No. E-H WATERPUMP HARDWARE TO Generac Power Systems, Inc.

10 Guardian Liquid-cooled kw, kw and kw Generators Engine Drawing No. E-H A ENGINE-.L WASHER FLAT / ZINC A GASKET-EXHAUST MANIFOLD A MANIFOLD-EXHAUST E HEAT SHIELD EXH.L WASHER LOCK M-/ SCREW HHC /- X / G SCREW HHC M-. X G. WASHER-LOCK-M WASHER FLAT / ZINC C STAMPING ENG FOOT SPACER. X. X. STL/ZNC NUT HEX M-. G YEL CHR SCREW SHC /- X G. NZ STARTER-V A SPACER. X X. ST/ZNC SCREW HHC M-. X G. A ENGINE PLATE SLEEVE DOWEL BLHSG SCREW HHC M-. X G. SCREW HHC M-. X G. WASHER FLAT / ZINC WASHER LOCK M-/ NUT HEX /- STEEL SCREW HHC M-. X G. SCREW HHC M-. X G. SCREW HHC M-. X G. NUT HEX M-. G YEL CHR SCREW SHC M-. X G. SCREW HHC /- X G AA ADAPTER-THERMOSTAT GASKET THERMOSTAT THERMOSTAT DEG A GASKET INLET MANIFOLD E MANIFOLD INTAKE MACHINED E ASSY WATER LEVEL SENSOR C/E PL A SW-TMP DEG / NPT BARBED EL / NPT X / PLUG STD PIPE / STEEL SQ HD PLUG STD PIPE / SCKT HD SCREW HHC M-. X G. A PIPE WATER-INLET A O-RING -/ X -/ X / WASHER SHAKEPROOF EXT / STL B SPACER. X. X. ST/ZNC A SWITCH OIL PRESSURE ELBOW D STREET / ADAPTOR / NPTF TO /- A PLUG STD PIPE / STEEL SQ HD A SCREW HHC M-. X G. SCREW HHC M-. X G. A SCREW HHC M-. X G. WASHER LOCK M A PULLEY-CRANKSHAFT ( RPM) BUILT PRIOR TO // AA PULLEY-CRANKSHAFT ( RPM) BUILT AFTER // A PULLEY-CRANKSHAFT ( RPM) BUILT PRIOR TO // AA PULLEY-CRANKSHAFT ( RPM) BUILT AFTER // A BRACKET - ALT SUPPRT AB DC ALTERNATOR-V A ARM ADJUST ALTERNATOR SCREW HHC M-. X G. E FAN COOLING " A PULLEY - FAN DIA A V-BELT / X -/.L A V-BELT / X..L A SPACER PULLEY A FILTER OIL C ADAPTER DRAIN OIL GROUND WIRE (STARTER) CLAMP HOSE - OIL DRAIN C HOSE ASM.-OIL DRAIN CAP HEX /NPT BRASS CLAMP VINYL. X. Z F GUARD CRANKSHAFT.L * C CLAMP VINYL. X. Z * CLAMP FOR WIRING HARNESS (NOT SHOWN) Generac Power Systems, Inc.

11 (BOTTOM ONLY) "A" TO ENGINE BYPASS TO WATER INLET (MIDWAY UP ENGINE BLOCK) TO THERMOSTAT ADAPTER WATER INLET TUBE (ON BLOCK) Section - Exploded Views and Parts Guardian Liquid-cooled kw, kw and kw Generators Radiator Drawing No. E-J Generac Power Systems, Inc.

12 Guardian Liquid-cooled kw, kw and kw Generators Radiator Drawing No. E-J D SUPPORT RADIATOR.L MITSU A RADIATOR.L A VENTURI.L MODINE * A GUARD FAN.L MODINE HEATER ENGINE W V N TUBING / ID X C CLAMP HOSE BAND / CLAMP HOSE # B. -. CLAMP WIRE HOSE. -. TAPE FOAM X (" LG) SCREW HHC M-. X G. WASHER LOCK M-/ NUT HEX M X. G YEL CHR WASHER FLAT / ZINC BRACKET HEATER Z TUBING / ID X "LG * SCREW CRIMPTITE /- X / SCREW CRIMPTITE - X / A HOSE - LOWER RADIATR A HOSE - UPPER RADIATR HOSE / ID (" LG) BOLT CARR /- X -/ JS SPACER. X. X. ST/ZNC NUT HEX /- STEEL CAP RADIATOR C CLAMP HOSE.-. C SCREW TH-FRM M- X N WA Z/JS TANK COOLANT RECOVERY E BRACKET WATER BOTTLE.L MIT BARBED STR / NPT X / A FOAM. X ADH BAK A SCREW SWAGE - X / Z/YC SPRING CLIP HOLDER.-. A ASSY. RAD. DRAIN HOSE * FAN GUARD KIT E (NOT USED WITH LEVEL ONE GUARDING) Generac Power Systems, Inc.

13 Guardian Liquid-cooled kw, kw and kw Generators Fuel System Drawing No. E-F "C" "C" "D" PORT "OUT " (NATURAL GAS) "D" PORT "OUT " L.P. VAPOR Generac Power Systems, Inc.

14 Guardian Liquid-cooled kw, kw and kw Generators Fuel System Drawing No. E-F * WELDMENT MOUNTING BASE FLANGE FUEL INLET E ASSY REGULATOR.L N.G.OR LPV SCREW HHC M-. X G. WASHER FLAT / ZINC WASHER LOCK M-/ NUT HEX M-. G YEL CHR A BRACKET-RAD HOSE BARBED EL / X / NPT HOSE / ID " E FUEL HOSE ASSM. NAT.GAS/L.P.V. HOSE / ID." A COVER AIR CLEANER C CLAMP HOSE BAND / D DECAL INLET PRESSURE ** E ADAPTER,CARB.TO AIR CLNR FILTER ELEMENT NUT WING /- NYLK E CARBURETOR ASSY..L CARBURETOR GASKET ** SCREW PPHM M-. X ZNC ** WASHER LOCK M ELBOW D STREET / STUD TH /- X G ZNC FULL NUT HEX /- STEEL NUT HEX /- STEEL DECAL FUEL INLET NG A STUD /- X. F THR DT DECAL EMISSION CTRL. NG (-KW NATURAL GAS) ** E GASKET AIR CLEANER ADAPTER ** E O-RING -. X. X. ** E VENTURI MM ** C O-RING. X. ** E SCREW THROTTLE PIN STOP ** E THROTTLE ARM REWORK ** SCREW HHM #- X / ** WASHER LOCK # ** E LEVER THROTTLE STOP ** A BARBED STR /NPT X / W/VS E HOSE LPG & NAT GAS / ID ("LG) CLAMP HOSE #. -. E PLATE, GAS REGULATOR MOUNTING SCREW HHC M-. X G. C SCREW TH-FRM M- X N WA Z/JS * SHOWN IN OTHER VIEW ** INCLUDED IN ITEM (CARBURETOR ASY. ) Generac Power Systems, Inc.

15 Guardian Liquid-cooled kw, kw and kw Generators Alternator Drawing No. A-G To Blower Housing To Engine Crankshaft Generac Power Systems, Inc.

16 Guardian Liquid-cooled kw, kw and kw Generators Alternator Drawing No. A-G ASSY ROTOR KW ASSY ROTOR KW ASSY ROTOR KW ASSY ROTOR KW AA HOUSING BLOWER A SCREEN AIR OUTLET SCREW PPHM M-. X SS WASHER LOCK M WASHER FLAT M WASHER LOCK M-/ ASSY STATOR KW A ASSY STATOR KW D ASSY STATOR KW GJK ASSY STATOR KW PH A ASSY STATOR KW PH D ASSY STATOR KW PH GJK ASSY STATOR KW PH A ASSY STATOR KW PH D ASSY STATOR KW PH GJK ASSY STATOR KW PH A ASSY STATOR KW PH D ASSY STATOR KW PH D A BEARING CARRIER REAR ASSY HOLDER BRUSH SCREW PPHM M-. X AA COVER REAR BEARING B BOLT STATOR X " LG A SCREW RHM #- X WASHER LOCK # FAN & RING GEAR ASSEM. KEY SQ / X STEEL A SPACER-FLEX PLATE A PLATE FLEX SCREW HHC M-. X G. WASHER LOCK M SCREW HHC M-. X G. WASHER LOCK M NUT HEX M-. G YEL CHR * PLUG PLASTIC / NPT E FLEX CONDUIT " BLACK (NOT SHOWN) WASHER FLAT /-M ZINC SPACER ROTOR SHAFT A SCREW HHC M-. X G. WASHER FLAT M DECAL WARN ENG START WASHER SHAKEPROOF INT # A WASHER FLAT. ID X. OD DECAL DANGER STANBY UNITS * USED ON PRE-PACKAGED UNITS ONLY Generac Power Systems, Inc.

17 Guardian Liquid-cooled kw, kw and kw Generators Battery Drawing No. E-B STARTER SOLENOID TO ENGINE BLOCK REF BATT VDC -AH (NOT INCLUDED) D CABLE BATT RED # X. B CABLE BATT BLK # X. ASSY,WIRE# RED. WASHER FLAT / ZINC WASHER LOCK M SCREW HHC M-. X G. BOOT, BATTERY CABLE D BRACKET, BATTERY HOLD DOWN. A BATTERY POST COVER (RED+) BATTERY POSTCOVER (BLACK-) C SCREW TH-FRM M-X N WA Z/JS WASHER SHAKEPROOF EXT / STL WASHER SHAKEPROOF EXT / STL Generac Power Systems, Inc.

18 Guardian Liquid-cooled kw, kw and kw Generators Muffler Drawing No. E-A A MANIFOLD EXHAUST.L E NIPPLE TOE.NPTX. BLK IRON BOLT U /- X. SADDLE INCH E PIPE,EXHAUST.L STNDRD&ACSTC C FLEX PIPE EXHAUST D SUPPORT, RADIATOR.L MITSU E BLANKET, EXHAUST.L MITSU D MUFFLER,.L ACOUSTIC&STANDARD STRAP MUFFLER " DIA SCREW HHC M-. X G. WASHER FLAT / ZINC WASHER LOCK M-/ NUT HEX M-. G YEL CHR A CAP RAIN " SCREW RHM /- X -/ Generac Power Systems, Inc.

19 - Generac Power Systems, Inc. A () (RED) (BLACK) (BLACK) A SW A A + C C F YELLOW C TR CB BLACK BLACK E S PCB T S BLACK E C CAP RED T T T T S S S S RED FL F GCU RED BLACK TS TO GOVERNOR ACTUATOR YELLOW BROWN BLACK S S S S S AS E CB E X OUTPUT CONNECTION /V. - PHASE E TO E. E TO V. E TO NB Guardian Liquid-cooled kw, kw and kw Generators Wiring Diagram Control Panel Drawing No. E Section - Electrical Data FO SW TS TRANSFER SWITCH CONNECTION BRUSH HOLDER MOUNTING SCREW AS - ALTERNATOR STATOR CAPACITOR FIELD BREAKER FUSE AMPS FL - LEDGEND FAULT LIGHT HOUR METER NEUTRAL BLOCK SUPRESSION ASSEMBLY SW - TS TS - VR - SET EXERCISE SWITCH TERMINAL STRIP POS. VOLTAGE REGULATOR CLOSEST TO BEARING

20 Section - Electrical Data Guardian Liquid-cooled kw, kw and kw Generators Wiring Diagram.L Engine Drawing No. E-B Generac Power Systems, Inc.

21 Generac Power Systems, Inc. EC EC- EC- EC- EC- EC- EC- EC- EC- EC- EC- DPE AS TS- AR RED CB RED BLACK S S S S CAP VR BLACK RED RED BLACK SA D B A GCU PCB S S T T RED ORANGE YELLOW BROWN BLACK E C SW F E GOV TO ACTUATOR A C A A C A C SHOWN IN OFF POSITION A T SW N.C. T RED C HM + - FL F BLACK TR YELLOW BLACK WIRE START FOR STANDARD GENERAC TRANSFER SWITCH CONNECTION ALTERNATE TR (RED) TS B USE WIRE FOR V L-L SYSTEMS YELLOW WIRE FOR V L-L SYSTEMS INSULATE UNUSED WIRE () Guardian Liquid-cooled kw, kw and kw Generators Wiring Diagram.L Guardian Drawing No. E Section - Electrical Data CB E E CUSTOMER CONNECTION /V -PHASE AR - ALTERNATOR ROTOR AS - ALTERNATOR STATOR CAP - CAPACITOR CB, - CIRCUIT BREAKERS DPE - EXCITATION WINDING EC - ENGINE CONNECTION F - FUSE AMPS F - FUSE. AMPS IN LINE FL - LIGHT FAULT INDICATOR LEGEND GCU - GOVERNOR CONTROL UNIT HM - HOURMETER PCB - CIRCUIT BOARD CONTROLLER SA - SUPRESSION ASSEMBLY SW - AUTO/OFF/MANUAL SWITCH SW - SET EXERCISE SWITCH TR -TRANSFORMER, UTILITY SENSING TS,, - TERMINAL BOARDS VR - VOLTAGE REGULATOR T T N N PREPACKAGE TRANSFER SWITCH CONNECTION TS NA (BLACK) A N (BLACK)

22 Section - Electrical Data Guardian Liquid-cooled kw, kw and kw Generators Electrical Schematic.L Drawing No. A-C Generac Power Systems, Inc.

23 Section - Installation Diagram Guardian Liquid-cooled kw, kw and kw Generators Drawing No. E-A Generac Power Systems, Inc.

BREAKER TRAY BACK/BOTTOM

1 0F7135 1 BREAKER TRAY BACK/BOTTOM 2 0F7022 1 SUPPORT CONTROL PANEL SIDE RH 3 0F7021 1 SUPPORT CONTROL PANEL SIDE LH 4 0F7260 1 COVER CIRCUIT BREAKER 2P 0F7136 1 COVER CIRCUIT BREAKER 3P 5 0F6156 1 PLATE