Generac 04758-1, 04759-1, 04760-1, 04758-1,04759-1,04760-1 owner manual Utility

Page 29

Section 6 — Electrical Data

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

Electrical Schematic – 12 & 15 kW – Drawing No. 0D8501-B

		11
		22		C2-6
		22
		TX		C2-5					240VAC
225A		N2						N1	240VAC
	56VA								UTILITY
	56VA			N2				N2	INPUT
				N2				N2	INPUT
224A					N1				12Vdc
225					N1			23
225
									TRANSFER
	1VA								TRANSFER
	1VA							194	RELAY
									RELAY
224		N1							COIL
									COIL

									CUSTOMER
13									CONNECTIONS
13
		17				11
						11
						23			NEUTRAL
									NEUTRAL

							22
			15A				33
	0			SW1
				SW1
15A			194				POWER		120V
15A							POWER		120V
							WINDING		120V
		13	239				(STATOR)
17		13	15
17			15
							44	CB1
			23					CB1
			23
		194
			15				11
			15
		239
	0								240V
		14
			15
		0	13						RED
		0					C2-1
		13							SC
									SC
	15	SCR
56		16	16			14
18			C1-1
17	0				SC	FS		SM	BATTERY
	0				SC	FS		SM	12V
									12V
			0			0
			0						BLACK
15									CUSTOMER
0							IM1		CUSTOMER
0							IM1		SUPPLIED
		18					SP1

D

18

C1-5

D IM2

SP2

27

Image 29

Contents Installation Introduction Maintenance Post Installation Start-up AdjustmentsTroubleshooting Introduction Inside Front CoverGeneral Hazards ‹ Standards Index Electrical HazardsSystem SET LED UNPACKING/INSPECTIONProtection Systems 7 kW, Single Cylinder GH-410 Engine Generator‹ 1.5.2 Engine Specifications‹ 1.5.1 Generator Fuel Requirements Recommendations Reconfiguring the Fuel SystemFuel Consumption 1 7 KW, 410CCLocation Transfer SwitchGenerator 2.1 7 kW, 12 kW and 15 kW UnitsBattery Battery InstallationElectrical Checks Check Transfer Switch OperationBefore Initial START-UP Checking Automatic Operation Generator Tests Under Load1 7 KW Units Adjusting the Regulator Natural GAS onlyEngine Governor Adjustment 2 12 KW and 15 KW Units Voltage Regulator AdjustmentBREAK-IN Procedure Sequence of Automatic Operation Automatic Transfer Operation‹ 3.2.1 Auto Position ‹ 3.2.2 OFF PositionManual Transfer Operation ‹ 3.5.2 Transfer Back to Utility Power Source‹ 3.7.1 LOW OIL Pressure Switch Setting the Exercise Timer‹ 3.7.2 High Temperature Switch ‹ 3.7.3 Overcrank‹ 4.3.1 Engine OIL Recommendations Checking the Engine OIL LevelChanging the Engine OIL ‹ 4.5.1 7 KW, 12 KW and 15 KW Generators ‹ 4.3.2 OIL Change ProcedureChanging the OIL Filter Spark Plugs Battery MaintenanceCooling System Adjusting Valve Clearance‹ 4.12.2 Return to Service OUT of Service Procedure‹ 4.12.1 Removal from Service Corrosion ProtectionSYSTEM/COMPONENT Procedure Frequency Service ScheduleProblem Cause Correction Troubleshooting GuideElectrical Data Customer Battery Utility Battery Charger Utility Connection BCR SW1 Exploded Views and Parts Lists Part NO.QTY. Description Exploded Views and Parts Lists Part NO. QTY. Description 140 Part NO. QTY Description 138 122 QTY Description 28 31 ADAPTOR, Engine Exploded Views and Parts Lists Stator 12KW Exploded Views and Parts Lists ASSEMBLY, Connecting ROD Exploded Views and Parts Lists SCREW, Taptite M6-1.0X8 Yellow Chrome For GT 760 Engine only CASTING, Twin Regulator Housing Mounting Guardian Air-cooled 7 kW, 12 kW and 15 kW Generators California and Federal Emission Control Warranty Statement Emission Control System Warranty This Warranty Shall not Apply to the Following Warranty Schedule