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Generac 04674-2 Electrical Data, Generac Air-cooled 7 kW, 12 kW and 15 kW Generators, 225A, 224A

Models: 04674-2 04675-3 04673-2

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Page 32

Electrical Schematic – 7 kW – Drawing No. 0D9014-C

Section 6 — Electrical Data

Generac Air-cooled 7 kW, 12 kW and 15 kW Generators

Electrical Schematic – 7 kW – Drawing No. 0D9014-C

					11										11
					22										22
		3													225A
		3

		2
		1		BATTERY			225B							F2	224A
				BATTERY			225B							F2	225
				CHARGER			224B					13A		13	225
				CHARGER

	13A					2		225A							224
						2		225A						F1
					1			9	9		7	7		F1
					1			9	9		7	7
												BCR
11	0								1	6	3	4
11	0							224A
				13A				224A
					77										13
					77
	77		C2-1										0	14	15
	77			BATTERY CHARGE								66			15
				BATTERY CHARGE								66
	0				WINDING
	0							66
								66
	22				0				C2-2						0
	22

ELECTRONIC

VOLTAGE

REGULATOR

C2-4 55

11

		BA
	22	0
	22	FIELD
		FIELD
		0
4	C2-10	C2-9
	4
0
		0
	6
	162	C2-11
	CB2	6
	CB2

0

	2	C2-7
	2	6
	C2-8	6
	C2-8	2
		2
		DPE WINDING
		(STATOR)

DIAGRAM KEY

BA - BRUSH ASSEMBLY

BCR - BATTERY CHARGE RELAY

CB1 - CIRCUIT BREAKER, MAIN OUTPUT CB2 - CIRCUIT BREAKER, ALT. EXCITATION D - DIODE

FS - FUEL SOLENOID F1 - FUSE 15 AMP F2 - FUSE 5 AMP

HTO - HIGH OIL TEMPERATURE SWITCH HM - HOUR RUN METER

IM - IGNITION MODULE

LOP - LOW OIL PRESSURE SWITCH SC - STARTER CONTACTER

SP - SPARK PLUG

SW1 - AUTO / OFF / MANUAL SWITCH SW2 - SET EXERCISE SWITCH

SM - STARTER MOTOR

TX - TRANSFORMER, 16 Vac 56 VA & 16 Vac 1 VA (DUAL SEC.)

	HTO	0	0				0
							LOP
ENGINE RUN	C1-4			SW2
WINDING				SW2
WINDING							14
(STATOR)							14		15
C2-3						C1-3
C2-3
4
	66A
		85							23
							86		194
		351				4		225
		351						225	14
									224
					66A
	1	2	3	4	5				66A
	1	2	3	4	5
			J2						239
					1	4	23		239
					1	4
					J1	86	194
						86	194
					3		23
					4		194
					5		56
					6		18
	CONTROL				8	66A
	CONTROL						239
	PRINTED CIRCUIT						239
	BOARD				10		15A
					11		17
					12		15
					13		0
							225
					15		224
					16
					17

30 Generac® Power Systems, Inc.

Image 32

Generac 04674-2 Electrical Data, Generac Air-cooled 7 kW, 12 kW and 15 kW Generators, Generac Power Systems, Inc, 225A

Contents

Models 04673-2 6 kW NG, 7 kW LP 04674-2 12 kW NG, 12 kW LP 04675-3 13 kW NG, 15 kW LPThis manual should remain with the unit Installation and Owner’s ManualINTRODUCTION AUTHORIZED DEALER LOCATIONDANGER safety and/or property of othersIntroduction GENERAL HAZARDS DANGERPlease read all hazards carefully Despite the safe design of this generatorELECTRICAL HAZARDS FIRE HAZARDSEXPLOSION HAZARDS ‹ STANDARDS INDEX1.1 UNPACKING/INSPECTION 1.2 PROTECTION SYSTEMS1.3 SYSTEM SET LED DANGER1.4 THE GENERATOR Generac Power Systems, IncFigure 1.1 - 7 kW, Single Cylinder GH-410 Engine Figure 1.2 - 12 kW/15 kW, V-twin GT-990/760 Engine1.5 SPECIFICATIONS ‹ 1.5.1 GENERATOR‹ 1.5.2 ENGINE Section 1 - General Information1.8 RECONFIGURING THE FUEL SYSTEM 1.6 FUEL REQUIREMENTS AND RECOMMENDATIONS1.7 FUEL CONSUMPTION Figure 1.3 - Demand Regulator1.9 LOCATION 1.9.2 TRANSFER SWITCH1.9.1 GENERATOR 1.9.2.1 7 kW, 12 kW and 15 kW Units1.10 BATTERY INSTALLATION 1.11 THE BATTERYFigure 1.5 - Battery Cable Connections Use tools with insulated handles Wear rubber gloves and boots2.2 CHECK TRANSFER SWITCH OPERATION 2.1 BEFORE INITIAL START-UP2.3 ELECTRICAL CHECKS The following procedures are to be observed2.4 GENERATOR TESTS UNDER LOAD 2.5 CHECKING AUTOMATIC OPERATION2.6 ADJUSTING THE REGULATOR NATURAL GAS ONLY 2.7 ENGINE GOVERNOR ADJUSTMENTFigure 2.2 - Placement of Regulator Do not make any unnecessary adjustments2.8 VOLTAGE REGULATOR ADJUSTMENT Figure 2.3 - Single Cylinder Engine Governor AdjustmentFigure 2.5 - V-twin Full Load Speed Adjust Screw Figure 2.4 - V-twin Engine Governor Adjustment3.1 BREAK-IN PROCEDURE 3.3 AUTOMATIC TRANSFER OPERATION3.4 SEQUENCE OF AUTOMATIC OPERATION 3.2 USING THE AUTO/OFF/MANUAL SWITCH FIGURE3.5 MANUAL TRANSFER OPERATION ‹ 3.5.2 TRANSFER BACK TO UTILITY POWER SOURCEFigure 3.2 - Manual Transfer Switch Operation ‹ 3.5.1 TRANSFER TO GENERATOR POWER SOURCE3.6 SETTING THE EXERCISE TIMER 3.7 PROTECTION SYSTEMSFigure 3.3 - Low Oil Pressure and High Temperature Switches Low Oil Switch4.1 FUSE 4.2 CHECKING THE ENGINE OIL LEVEL4.3 CHANGING THE ENGINE OIL Oil Dipstick and Fill4.5 CHANGING THE ENGINE AIR CLEANER 4.4 CHANGING THE OIL FILTEROil Drain Hose Oil Filter Figure 4.6 - 7 kW, Engine Air Cleaner Location4.7 BATTERY MAINTENANCE 4.6 SPARK PLUGSFigure 4.8 - Setting the Spark Plug Gap Use tools with insulated handles Wear rubber gloves and boots4.8 ADJUSTING VALVE CLEARANCE 4.9 COOLING SYSTEMFigure 4.10 - Valve Clearance Adjustment Figure 4.9 - Cooling Vent Locations4.12 OUT OF SERVICE PROCEDURE 4.10 ATTENTION AFTER SUBMERSION4.11 CORROSION PROTECTION ‹ 4.12.2 RETURN TO SERVICE4.13 SERVICE SCHEDULE 5.1 TROUBLESHOOTING GUIDE PROBLEMCAUSE CORRECTIONSection 6 - Electrical Data 24 Generac Power Systems, IncENGINE WIRING Generac Power Systems, Inc Section 6 - Electrical DataCONTROL PANEL BOX CUSTOMERElectrical Schematic - 12 & 15 kW - Drawing No. 0D8501-B 26 Generac Power Systems, IncSection 6 - Electrical Data Generac Air-cooled 7 kW, 12 kW and 15 kW GeneratorsElectrical Schematic - 12 & 15 kW - Drawing No. 0D8501-B Generac Power Systems, IncSection 6 - Electrical Data Generac Air-cooled 7 kW, 12 kW and 15 kW GeneratorsSection 6 - Electrical Data 28 Generac Power Systems, IncENGINE WIRING Generac Power Systems, Inc Section 6 - Electrical DataCONTROL PANEL BOX CUSTOMERElectrical Schematic - 7 kW - Drawing No. 0D9014-C 30 Generac Power Systems, IncSection 6 - Electrical Data Generac Air-cooled 7 kW, 12 kW and 15 kW GeneratorsElectrical Schematic - 7 kW - Drawing No. 0D9014-C Generac Power Systems, IncSection 6 - Electrical Data Generac Air-cooled 7 kW, 12 kW and 15 kW GeneratorsSection 7 - Exploded Views and Parts Lists 32 Generac Power Systems, IncPART NO. QTY. DESCRIPTION Section 7 - Exploded Views and Parts ListsPART NO. QTY. DESCRIPTION Section 7 - Exploded Views and Parts Lists 34 Generac Power Systems, IncGenerac Air-cooled 7 kW, 12 kW and 15 kW Generators Control Panel - Drawing No. 0E7974-GSection 7 - Exploded Views and Parts Lists PART NO. QTYDESCRIPTION PART NO. QTYand Parts Lists 36 Generac Power1310 16B 16ASection 7 - Exploded Views and Parts Lists PART NO. QTYDESCRIPTION PART NO. QTYSection 7 - Exploded Views and Parts Lists 38 Generac Power Systems, IncSection 7 - Exploded Views and Parts Lists ITEM PART NO. QTY. DESCRIPTIONITEM PART NO. QTY. DESCRIPTION SCREW SHOULDER 8MM M6-1.0 X14 20 Section 7 - Exploded Views and Parts Lists40 Generac Power Systems, Inc Section 7 - Exploded Views and Parts Lists DESCRIPTION1.8 FT 1.25 FTSection 7 - Exploded Views and Parts Lists 42 Generac Power Systems, IncGenerac Air-cooled 7 kW, 12 kW and 15 kW Generators 12 kW and 15 kW Generator - Drawing No. 0D3417-JSection 7 - Exploded Views and Parts Lists DESCRIPTION2.6 FT 3 FTSection 7 - Exploded Views and Parts Lists 44 Generac Power Systems, IncSection 7 - Exploded Views and Parts Lists DESCRIPTIONSection 7 - Exploded Views and Parts Lists 46 Generac Power Systems, IncGenerac Air-cooled 7 kW, 12 kW and 15 kW Generators GN410 Engine - Drawing No. 0E9180-B PartSection 7 - Exploded Views and Parts Lists DESCRIPTIONSection 7 - Exploded Views and Parts Lists 48 Generac Power Systems, IncSection 7 - Exploded Views and Parts Lists DESCRIPTIONDimensions 50 Generac Power Systems, IncALL DIMENSIONS IN MILLIMETERS INCHES Section 8 - MountingGenerac Air-cooled 7 kW, 12 kW and 15 kW Generators Generac Power Systems, IncSection 9 - Notes CALIFORNIA EMISSION CONTROL WARRANTY STATEMENT YOUR WARRANTY RIGHTS AND OBLIGATIONSMANUFACTURER’S EMISSION CONTROL SYSTEM WARRANTY COVERAGE PURCHASER’S/OWNER’S WARRANTY RESPONSIBILITIESEMISSION RELATED PARTS INCLUDE THE FOLLOWING EMISSION CONTROL SYSTEM WARRANTYSection 10 - Warranty GENERAC POWER SYSTEMS STANDARD TWO-YEAR LIMITED WARRANTY FOR GENERAC RESIDENTIAL AND LIGHT COMMERCIAL UNITSSection 10 - Warranty WARRANTY SCHEDULE