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Generac Power Systems 04389-3, 04456-3, 04390-3 owner manual Electrical Data

Models: 04389-3, 04456-3, 04390-3

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Section 7 — Electrical Data

Air-cooled 7 kW, 12 kW and 15 kW Generators Electrical Schematic – 12 Circuit Load Center – Drawing No. 0E7815$

E1

	N1A				194
	N1A
				194
				A	23
	7	7	9	9	23
	7	7	9	9
	E1			TR
	1	4	3	6
	N1A			B
	N1A			23
				23
	126			205

N2A

N1A

N1A

E1

B

			N2A
		205
	126	B	N1A
	126		N1A
			N2A
				E1
NO	NC	NC	NO
B
N2A			VR2
N2A
A	C1		C2
			T1	T2

ATS

N2A

B E2

B

E2

LEGEND

ATS-AUTOMATIC TRANSFER SWITCH

C1-UTILITY COIL & RECTIFIER

C2-GENERATOR COIL & RECTIFIER

F1,F2-5A, 600V FUSE

LC-CIRCUIT BREAKER (LOADS)

TR-TRANSFER RELAY

TS-TERMINAL STRIP

XA,XB-LIMIT SWITCHES

	194	194
		12Vdc TRANSER
	23	COIL
	23	23
	OPEN
F2
	N2	N2
	F1	240VAC
	F1	OUTPUT
N1A	N1	N1
	E1	BLACK
E1	E2	RED
E1
E2	NEUTRAL	NEUTRAL (WHITE)
	NEUTRAL
	CONNECTION
	INSIDE SWITCH	NEUTRAL (WHITE)
		NEUTRAL (WHITE)
		RED (MAIN 2)
		BLACK (MAIN 1)
E2	BLU/WHT	20A/120V CIRCUIT 10
E2
E2	ORG	15A/120V CIRCUIT 9
	BLU	20A/120V CIRCUIT 6
	VIO	15A/120V CIRCUIT 5
	YEL	20A/240V CIRCUIT 2
T1	BRN	30A/240V CIRCUIT 1
T2	BRN/WHT	30A/240V CIRCUIT 3
	YEL/WHT	20A/240V CIRCUIT 4
	GRY	15A/120V CIRCUIT 7
	PNK	20A/120V CIRCUIT 8
	VIO/WHT	15A/120V CIRCUIT 11
	ORG/WHT	15A/120V CIRCUIT 12

LC

TS TO

GENERATOR

CONTROL PANEL

TO GENERATOR OUTPUT CIRCUIT BREAKER

240VAC TO

MAIN DISTRIBUTION PANEL

CUSTOMER

CIRCUIT

CONNECTION

41

Image 43

Generac Power Systems 04389-3, 04456-3, 04390-3 owner manual Electrical Data

Contents

DEADLY EXHAUST FUMES. OUTDOOR INSTALLATION ONLY Not intended for use as Primary Power in place of utility or inlife-support applications Installation and Owner’s ManualINTRODUCTION ‹ CONTENTS‹ OPERATION AND MAINTENANCE ‹ HOW TO OBTAIN SERVICESection 5 - Troubleshooting Section 2 - Post Installation Start-upand Adjustments Section 4 - MaintenanceDANGER  GENERAL HAZARDS IMPORTANT SAFETY INSTRUCTIONS  WARNING ‹ STANDARDS INDEX  ELECTRICAL HAZARDS  FIRE HAZARDS   EXPLOSION HAZARDS BREAKER FOR BEDROOMS ‹ 1.3.1 SECTION 210.12 ARC FAULT CIRCUIT INTERRUPTER PROTECTION1.1 UNPACKING/INSPECTION 1.2 PROTECTION SYSTEMSSection 1 - General Information 1.4 THE GENERATORFigure 1.1 - 7 kW, Single Cylinder GH-410 Engine Figure 1.2 - 12 kW and 15 kW, V-twin GT-990/760 EngineSection 1 - General Information 1.5 SPECIFICATIONS‹ 1.5.1 GENERATOR ‹ 1.5.2 ENGINE1.8 FUEL CONSUMPTION 1.9 RECONFIGURING THE FUEL SYSTEM1.6 SYSTEM SET LED 1.7 FUEL REQUIREMENTS AND RECOMMENDATIONSFigure 1.4 - Demand Regulator 1.10 LOCATION‹ 1.9.2 12KW AND 15KW, V-TWIN ENGINES ‹ 1.10.1 GENERATORFigure 1.5 - Battery Cable Connections 1.11 BATTERY INSTALLATION1.12 THE BATTERY ‹ 1.10.2 TRANSFER SWITCH 1.10.2.1 7 kW, 12 kW and 15 kW UnitsSection 2 - Post Installation Start-up and Adjustments 2.2 CHECK TRANSFER SWITCH OPERATION2.1 BEFORE INITIAL START-UP 2.3 ELECTRICAL CHECKSDANGER 2.4 GENERATOR TESTS UNDER LOAD2.5 CHECKING AUTOMATIC OPERATION Section 2 - Post Installation Start-up and AdjustmentsSection 2 - Post Installation Start-up and Adjustments 2.6 ADJUSTING THE REGULATOR NATURAL GAS ONLYFigure 2.2 - Placement of Regulator Figure 2.1 - Dual Fuel RegulatorsFigure 2.5 - Full Load Speed Adjust Screw V-twin Engines 2.7 ENGINE GOVERNOR ADJUSTMENTFigure 2.3 - Engine Governor Adjustment Single Cylinder Engines Figure 2.4 - Engine Governor Adjustment V-twin Engines‹ 3.2.1 “AUTO” POSITION 2.8 VOLTAGE REGULATOR ADJUSTMENT3.1 BREAK-IN PROCEDURE Figure 2.6 - Voltage Adjustment Potentiometer‹ 3.2.2 “OFF” POSITION ‹ 3.3.1 12 VDC ACCESSORY OUTLET3.3 AUTOMATIC TRANSFER OPERATION 3.4 SEQUENCE OF AUTOMATIC OPERATION3.5 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 SOURCEFigure 3.3 - Low Oil Pressure and High Temperature Switches 3.6 SETTING THE EXERCISE TIMER‹ 3.7.2 HIGH TEMPERATURE SWITCH ‹ 3.7.1 LOW OIL PRESSURE SWITCH‹ 3.7.4 OVERSPEED 4.1 FUSES4.2 CHECKING THE ENGINE OIL LEVEL Oil Dipstick and FillAir Cleaner 4.5 CHANGING THE ENGINE AIR CLEANER‹ 4.3.2 OIL CHANGE PROCEDURE Figure 4.6 - 7 kW, Engine Air Cleaner Location4.6 SPARK PLUGS 4.7 BATTERY MAINTENANCEFigure 4.7 - 12 kW and 15 kW Engine Air Cleaner Figure 4.8 - Setting the Spark Plug GapFigure 4.9 - Cooling Vent Locations 4.8 ADJUSTING GH-410/GT-990/760 VALVE CLEARANCEFigure 4.10 - Valve Clearance Adjustment 4.9 COOLING SYSTEM4.10 ATTENTION AFTER SUBMERSION 4.12 OUT OF SERVICE PROCEDURE‹ 4.12.1 REMOVAL FROM SERVICE ‹ 4.12.2 RETURN TO SERVICEbe performed by the nearest Authorized Dealer 4.13 SERVICE SCHEDULEATTENTION It is recommended that all service work Section 4 - MaintenanceCorrection 5.1 TROUBLESHOOTING GUIDEProblem CauseAir-cooled 7 kW, 12 kW and 15 kW Generators Section 6 - NotesAir-cooled 7 kW, 12 kW and 15 kW Generators Section 6 - NotesAir-cooled 7 kW, 12 kW and 15 kW Generators Section 6 - NotesSection 7 - Electrical Data CUSTOMER CONNECTION Wiring Diagram - V-Twin - Drawing No. 0E9016Section 7 - Electrical Data Air-cooled 7 kW, 12 kW and 15 kW GeneratorsSection 7 - Electrical Data BATTERYSection 7 - Electrical Data SW1 - AUTO / OFF / MANUAL SWITCH SW2 - SET EXERCISE SWITCH Wiring Diagram - Single Cylinder - Drawing No. 0E9014ENGINE WIRING LOP - LOW OIL PRESSURE SWITCH SC - STARTER CONTACTORSection 7 - Electrical Data Wiring Diagram - Single Cylinder - Drawing No. 0E9014Air-cooled 7 kW, 12 kW and 15 kW Generators Section 7 - Electrical Data Electrical Schematic - Single Cylinder - Drawing No. 0E9015Air-cooled 7 kW, 12 kW and 15 kW Generators Section 7 - Electrical Data Section 7 - Electrical Data Wiring Diagram - 8 Circuit Load Center - Drawing No. 0E7687AAir-cooled 7 kW, 12 kW and 15 kW Generators Section 7 - Electrical Data Section 7 - Electrical Data Wiring Diagram - 12 Circuit Load Center - Drawing No. 0E7687$Air-cooled 7 kW, 12 kW and 15 kW Generators Section 7 - Electrical Data Section 7 - Electrical Data Electrical Schematic - 8 Circuit Load Center - Drawing No. 0E7815ATS-TERMINAL STRIP XA,XB-LIMIT SWITCHES ATS-AUTOMATIC TRANSFER SWITCHSection 7 - Electrical Data PRE PACKAGED UNITS ONLY Section 8 - Exploded Views and Parts ListsAir-cooled 7 kW, 12 kW and 15 kW Generators Section 8 - Exploded Views and Parts ListsPART NO. QTY. DESCRIPTION PART NO. QTY. DESCRIPTIONSection 8 - Exploded Views and Parts Lists PART NO. QTY Section 8 - Exploded Views and Parts ListsPART NO. QTY DESCRIPTION7 kW, 8 Circuit Load Center Assembly - Drawing No. 0E7975-B Section 8 - Exploded Views and Parts ListsAir-cooled 7 kW, 12 kW and 15 kW Generators Air-cooled 7 kW, 12 kW and 15 kW Generators Section 8 - Exploded Views and Parts Lists7 kW, 8 Circuit Load Center Assembly - Drawing No. 0E7975-B DESCRIPTIONAir-cooled 7 kW, 12 kW and 15 kW Generators Section 8 - Exploded Views and Parts ListsDESCRIPTION Section 8 - Exploded Views and Parts ListsAir-cooled 7 kW, 12 kW and 15 kW Generators Engine Views and Parts ListsGT-990/760 Air-cooledAir-cooled 7 kW, 12 kW and 15 kW Generators Section 8 - Exploded Views and Parts ListsPART NO. QTY. DESCRIPTION PART NO. QTY. DESCRIPTIONSection 8 - Exploded Views and Parts Lists Air-cooled 7 kW, 12 kW and 15 kW Generators Section 8 - Exploded Views and Parts ListsPART NO. QTY. DESCRIPTION PART NO. QTY. DESCRIPTIONAir-cooled 7 kW, 12 kW and 15 kW Generators Section 8 - Exploded Views and Parts Lists7 kW Generator - Drawing No. 0D3504-E 7 kW Generator - Drawing No. 0D3504-E Section 8 - Exploded Views and Parts ListsDESCRIPTION Air-cooled 7 kW, 12 kW and 15 kW Generators12 kW and 15 kW Generator - Drawing No. 0D3417-L Section 8 - Exploded Views and Parts Lists32 31 Air-cooled 7 kW, 12 kW and 15 kW Generators12 kW and 15 kW Generator - Drawing No. 0D3417-L Section 8 - Exploded Views and Parts ListsDESCRIPTION Air-cooled 7 kW, 12 kW and 15 kW GeneratorsSection 8 - Exploded Views and Parts Lists GN410 Engine - Drawing No. 0F3981-A Part Section 8 - Exploded Views and Parts ListsDESCRIPTION Air-cooled 7 kW, 12 kW and 15 kW GeneratorsSection 8 - Exploded Views and Parts Lists GN410 Engine - Drawing No. 0F3981-A Part Section 8 - Exploded Views and Parts ListsDESCRIPTION Air-cooled 7 kW, 12 kW and 15 kW GeneratorsDESCRIPTION PART NO. QTYDESCRIPTION PART NO. QTYAir-cooled 7 kW, 12 kW and 15 kW Generators Drawing No. 0D3739-C Section 9 - Mounting DimensionsALL DIMENSIONS IN MILLIMETERS INCHES TRANSFER SWITCH IF SUPPLIEDCALIFORNIA EMISSION CONTROL WARRANTY STATEMENT YOUR WARRANTY RIGHTS AND OBLIGATIONSMANUFACTURER’S EMISSION CONTROL SYSTEM WARRANTY COVERAGE PURCHASER’S/OWNER’S WARRANTY RESPONSIBILITIESAir-cooled 7 kW, 12 kW and 15 kW Generators EMISSION CONTROL SYSTEM WARRANTYEMISSION RELATED PARTS INCLUDE THE FOLLOWING Section 10 - WarrantyPREPACKAGED EMERGENCY AUTOMATIC STANDBY GENERATORS GENERAC POWER SYSTEMS TWO YEAR LIMITED WARRANTY FOR GUARDIANWARRANTY SCHEDULE THIS WARRANTY SHALL NOT APPLY TO THE FOLLOWING