Description | Generac Power Systems 04758-2, 04759-2, 04760-2

				Section 7 — Exploded Views and Parts Lists
				Section 7 — Exploded Views and Parts Lists
				Guardian Air-cooled 7 kW, 12 kW and 15 kW Generators
				GN410 Engine – Drawing No. 0E9180-B Part 1
	ITEM	PART NO.	QTY.	DESCRIPTION
	1	0E3221	1	ASSEMBLY, CONNECTING ROD
	2	0E1466	1	PIN, PISTON D20
	3	021533	1	SET, PISTON RING 90MM
	4	0E2985	1	PISTON, HC
	5	071983	2	RETAINER, PISTON PIN 20
	6	0E8440	1	ASSEMBLY, CRANKSHAFT GH410 SMALL TAPER
	7	0A7628	1	ARM, GOVERNOR RC45
	8	078658	1	PIN, "R" GOVERNOR ARM
	9	078659	2	WASHER, GOVERNOR ARM THRUST
	10	088261E	1	CRANKCASE, SUBASSEMBLY WITH PLUGS GH410
	11	0E3812	2	SEAL, 35 I.D. CRANKSHAFT
	12	0E6519	1	ASSEMBLY, GOVERNOR GEAR
	13	078645	1	C-RING, GOVERNOR GEAR RETAINER
	14	0A7811	1	SPOOL, GOVERNOR- MACHINE
	15	0A9877	1	ASSEMBLY, CAMSHAFT & GEAR
	16	076701	1	GASKET , CRANKCASE
	17	021713B	1	GASKET, HEAD 410
	18	078691	1	COVER, OIL PRESSURE RELIEF
	19	0A5771	1	SPRING, OIL RELIEF 360
	20	0A5776	1	BALL, DIA 11/32 PRESSURE RELIEF
	21	076361	1	WASHER, THRUST GOVERNOR GEAR
	22	0A8898D	1	ASSEMBLY, COVER, GEAR TOP CHECK / FILL
	23	0D2274	2	RETAINER, VALVE SPRING
	24	0C4391	2	VALVE SPRING LF
	25	086025	1	SET,GEROTOR 12 THK
	26	0E3341	1	BALANCER
	27	021714	1	ASSEMBLY,CYLINDER HEAD SEATS & GUIDES
	28	086516	1	VALVE, EXHAUST
	29	086517	1	VALVE, INTAKE
	30	0D9853B	2	PUSH ROD 174.9
	31	083897	2	TAPPET
	32	077158	1	ASSEMBLY, SCREEN OIL PICK-UP
	33	0C3150	1	GASKET, ROCKER COVER 410
	34	072694	2	STUD, D20 PIVOT BALL
	35	083907	2	ROCKER ARM
	36	072696	2	NUT, JAM (ROCKER ARM)
	37	078694	1	PLATE, PUSH ROD GUIDE
	38	021742	4	SCREW, HHFL M10-1.5 X 105
	39	0D6094	1	ASSEMBLY, ROCKER COVER BREATHER
	40	076329	1	PLUG, OIL FILL PLASTIC
	41	0E0057	1	O-RING 17.8 I.D. x 2.4
	42	0D4788	1	PLUG, STANDARD PIPE 3/8 STEEL SQUARE HEAD
	43	074908	1	SCREW, TAPTITE M5-0.8 X 10 BP
	44	086515	4	KEEPER, VALVE SPRING
	45	078606	4	SCREW & LOCKWASHER M6-1 X 12
	46	0A1442	8	SCREW, HHFC M8-1.25 X 42
	47	078672	1	SEAL, VALVE STEM D7
	48	089673	2	WASHER, VALVE SPRING
	49	0B2104	1	WASHER, LARGE SPRING
	50	078699C	2	DOWEL, SEAMED SLEEVE
	51	0A7627	1	SHAFT, GOVERNOR RC55
	52	043790A	1	BARBED ELBOW 90 3/8NPT X 3/8 LOCKTITE
	53	088590	1	DOWEL DIA 12 X 18L
	54	078699B	1	DOWEL, SLEEVE SEAMED 12 DIA.

Generac® Power Systems, Inc. 45

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Generac Power Systems 04758-2, 04759-2, 04760-2 owner manual Exploded Views and Parts Lists, Description

Contents

Installation and Owner’s Manual Models 04758-2 6 kW NG, 7 kW LP 04759-2 12 kW NG, 12 kW LP04760-2 13 kW NG, 15 kW LP This manual should remain with the unit INTRODUCTION ‹ CONTENTS‹ OPERATION AND MAINTENANCE ‹ HOW TO OBTAIN SERVICE Introduction during operation. Exercise care near running generators GENERAL HAZARDSDespite the safe design of this generator Parts of the generator are rotating and/or hot ‹ STANDARDS INDEX ELECTRICAL HAZARDSFIRE HAZARDS EXPLOSION HAZARDS DANGER 1.1 UNPACKING/INSPECTION1.2 PROTECTION SYSTEMS 1.3 SYSTEM SET LED Figure 1.2 - 12 kW/15 kW, V-twin GT-990/760 Engine 1.4 THE GENERATORFigure 1.1 - 7 kW, Single Cylinder GH-410 Engine ‹ 1.5.2 ENGINE 1.5 SPECIFICATIONS‹ 1.5.1 GENERATOR DANGER 1.8 RECONFIGURING THE FUEL SYSTEM1.6 FUEL REQUIREMENTS AND RECOMMENDATIONS 1.7 FUEL CONSUMPTION Figure 1.4 - Demand Regulator 1.9 LOCATION1.8.2 12KW AND 15KW, 990CC ENGINES 1.9.1 GENERATOR Figure 1.5 - Battery Cable Connections 1.10 BATTERY INSTALLATION1.11 THE BATTERY 1.9.2 TRANSFER SWITCH 1.9.2.1 7 kW, 12 kW and 15 kW Units 2.3 ELECTRICAL CHECKS 2.2 CHECK TRANSFER SWITCH OPERATION2.1 BEFORE INITIAL START-UP 2.5 CHECKING AUTOMATIC OPERATION 2.4 GENERATOR TESTS UNDER LOAD Figure 2.1 - Dual Fuel Regulators 2.6 ADJUSTING THE REGULATOR NATURAL GAS ONLYFigure 2.2 - Placement of Regulator Figure 2.5 - V-twin Full Load Speed Adjust Screw 2.7 ENGINE GOVERNOR ADJUSTMENTFigure 2.4 - V-twin Engine Governor Adjustment Figure 2.3 - Single Cylinder Engine Governor Adjustment Figure 2.6 - Voltage Adjustment Potentiometer 2.8 VOLTAGE REGULATOR ADJUSTMENT3.1 BREAK-IN PROCEDURE 3.2 USING THE AUTO/OFF/MANUAL SWITCH FIGURE ‹ 3.5.1 TRANSFER TO GENERATOR POWER SOURCE 3.3 AUTOMATIC TRANSFER OPERATION3.5 MANUAL TRANSFER OPERATION 3.4 SEQUENCE OF AUTOMATIC OPERATION Figure 3.2 - Manual Transfer Switch Operation ‹ 3.5.2 TRANSFER BACK TO UTILITY POWER SOURCE‹ 3.7.1 LOW OIL PRESSURE SWITCH ‹ 3.7.2 HIGH TEMPERATURE SWITCH ‹ 3.7.3 OVERCRANK Figure 3.3 - Low Oil Pressure and High Temperature Switches4.2 CHECKING THE ENGINE OIL LEVEL 4.1 FUSE 4.4 CHANGING THE OIL FILTER 4.5 CHANGING THE ENGINE AIR CLEANER‹ 4.3.2 OIL CHANGE PROCEDURE 4.3 CHANGING THE ENGINE OIL Figure 4.8 - Setting the Spark Plug Gap 4.7 BATTERY MAINTENANCEFigure 4.6 - 7 kW, Engine Air Cleaner Location Figure 4.7 - 12 kW and 15 kW Engine Air Cleaner 4.9 COOLING SYSTEM 4.8 ADJUSTING VALVE CLEARANCEFigure 4.10 - Valve Clearance Adjustment 4.10 ATTENTION AFTER SUBMERSION 4.12 OUT OF SERVICE PROCEDURE‹ 4.12.2 RETURN TO SERVICE ‹ 4.12.1 REMOVAL FROM SERVICE 4.13 SERVICE SCHEDULE CORRECTION 5.1 TROUBLESHOOTING GUIDEPROBLEM CAUSE Section 6 - Electrical Data 24 Generac Power Systems, IncENGINE WIRING CONNECTION CONTROL PANEL BOXCUSTOMER 26 Generac Power Systems, Inc Electrical Schematic - 12 & 15 kW - Drawing No. 0D8501-B Section 6 - Electrical Data Section 6 - Electrical Data 28 Generac Power Systems, Inc CUSTOMER 224A 30 Generac Power Systems, Inc225A Electrical Schematic - 7 kW - Drawing No. 0D9014-C 32 Generac Power Systems, Inc Section 7 - Exploded Views and Parts Lists PART NO. QTY. DESCRIPTION 34 Generac Power Systems, Inc PART NO. QTY. DESCRIPTION 35, 36, 40 36 Generac Power Systems, Inc27, 28 DESCRIPTION PART NO. QTY 38 Generac Power Systems, Inc DESCRIPTION 14 20 40 Generac Power Systems, Inc 1.25 FT 1.8 FT 42 Generac Power Systems, Inc 1.33 FT 2.6 FT3 FT 44 Generac Power Systems, Inc DESCRIPTION 46 Generac Power Systems, Inc DESCRIPTION 48 Generac Power Systems, Inc DESCRIPTION Guardian Air-cooled 7 kW, 12 Drawing No. 0D3739-B 50 Generac Power Systems, IncALL DIMENSIONS IN MILLIMETERS INCHES Section 8 - Mounting Section 9 - Notes CALIFORNIA AND FEDERAL EMISSION CONTROL WARRANTY STATEMENT YOUR WARRANTY RIGHTS AND OBLIGATIONSMANUFACTURER’S EMISSION CONTROL SYSTEM WARRANTY COVERAGE PURCHASER’S/OWNER’S WARRANTY RESPONSIBILITIES EMISSION RELATED PARTS INCLUDE THE FOLLOWING EMISSION CONTROL SYSTEM WARRANTY THIS WARRANTY SHALL NOT APPLY TO THE FOLLOWING GENERAC POWER SYSTEMS TWO YEAR LIMITED WARRANTY FOR GUARDIANPREPACKAGED EMERGENCY AUTOMATIC STANDBY GENERATORS WARRANTY SCHEDULE