Manuals / Generac Power Systems / Lawn and Garden / Portable Generator

Generac Power Systems 5252, 5254, 5251 Electrical Data, Control Panel Box, Customer Connection

Models: 5253 5255 5251 5254 5252

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Section 8 — Electrical Data

Air-cooled Generators Wiring Diagram – 10, 13 & 16kW, V-Twin – Drawing No. 0F7822

225			224A
224			225A
10	9	7	6
5			1
N1		TX	N2
224B
225B
14
13
0
0
225
224
N1			N2

SCR

56 0

225 56 23

224 4 0

LC2

LC1

239

15A

15B

CONTROL PANEL BOX

224A 225A

66			7	9		77
66						77
	224B		A	B	225B
			A	B
		14	BCR		0
						0
						77
						66
			VOLTAGE		11	11
			REGULATOR		22	22
					22	22
					4	4
					0	0
13	0	0			6	6
					2	2

4	N2	0		0
	N1		0	0
	N1		0

GRD 1

LC2

LC1

	4
	23
		AUTO
13			15A	15A
			15A	15A
		MANUAL
		15	SW1
			SW1
1a	SW2	194		194
	SW2

1		15		15A
1b
				239
LC2	15B		194

LC1

BLACK

RED

194

CLOSEST TO BEARING

STATOR

7	0	2
7	0	6	11
6		6	11
6
5			22
			22
4
3			77
			66
2			44	11
1
C2
			22	33

44 11

ICT

11 44

		33	23	N1
11	44	22	194	N2

	NEUTRAL	12VdcTRANSFER RELAYCOIL	240VACUTILITYINPUT
CB	CONNECTION	12VdcTRANSFER RELAYCOIL	240VACUTILITYINPUT
240V GENERATOR
OUTPUT TO TRANSFER
SWITCH CONTACTOR

CUSTOMER

CONNECTION

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Generac Power Systems 5252, 5254, 5251, 5255 Electrical Data, Control Panel Box, Customer Connection, Closest To Bearing

Contents

C US LISTED Installation and Owner’s ManualDEADLY EXHAUST FUMES. OUTDOOR INSTALLATION ONLY Not intended for use as Primary Power in place of utility or inINTRODUCTION ‹ CONTENTS‹ OPERATION AND MAINTENANCE ‹ HOW TO OBTAIN SERVICESection 5 - Troubleshooting Section 2 - Post Installation Start-upand Adjustments Section 4 - Maintenanceknown to the state of California to cause IMPORTANT SAFETY INSTRUCTIONS GENERAL HAZARDS  This product contains or emits chemicals‹ STANDARDS INDEX  ELECTRICAL HAZARDS  FIRE HAZARDS   EXPLOSION HAZARDS 1.2 PROTECTION SYSTEMS 1.3 NEC REQUIREMENT FOR ARC FAULT CIRCUIT INTERRUPTION‹ 1.3.1 SECTION 210.12 ARC FAULT CIRCUIT INTERRUPTER PROTECTION 1.1 UNPACKING/INSPECTIONFigure 1.2 - 10kW, V-twin GT-530 Engine 1.4 THE GENERATORFigure 1.1 - 7kW, Single Cylinder GH-410 Engine Figure 1.3 - 13kW and 16kW, V-twin GT-990 EngineSection 1 - General Information 1.5 SPECIFICATIONS‹ 1.5.1 GENERATOR ‹ 1.5.2 ENGINEDANGER 1.6 SYSTEM SET LED1.7 FUEL REQUIREMENTS AND RECOMMENDATIONS 1.8 FUEL CONSUMPTIONFigure 1.4 - Demand Regulator 1.9 RECONFIGURING THE FUEL SYSTEM‹ 1.9.1 7 KW, 410CC ENGINE ‹ 1.9.2 10, 13 AND 16KW, V-TWIN ENGINESFigure 1.6 - 10kW, GT-530 Inlet Hose Slid Back 1.10 LOCATION‹ 1.10.1 GENERATOR Figure 1.5 - 10kW, GT-530 Inlet Hose Slid Back1.10.2.1 7, 10, 13, and 16 kW Units if equipped 1.11 BATTERY REQUIREMENTS1.12 BATTERY INSTALLATION ‹ 1.10.2 TRANSFER SWITCHSection 1 - General Information 1.13 THE BATTERYFigure 1.10 - Battery Cable Connections DANGER2.3 ELECTRICAL CHECKS 2.2 CHECK TRANSFER SWITCH OPERATIONSection 2 - Post Installation Start-up and Adjustments 2.1 BEFORE INITIAL START-UP7KW NATURAL GAS ONLY 2.6 ADJUSTING THE FUEL REGULATOR2.4 GENERATOR TESTS UNDER LOAD 2.5 CHECKING AUTOMATIC OPERATIONFigure 2.1 - 7kW Fuel Regulator 2.7 ENGINE GOVERNOR ADJUSTMENTFigure 2.2 - Engine Governor Adjustment Single Cylinder Engines ‹ 2.7.1 7 KW UNITS‹ 2.7.2 13 KW AND 16 KW UNITS 2.8 VOLTAGE REGULATOR ADJUSTMENTFigure 2.3 - Voltage Adjustment Potentiometer Turn to adjust voltage3.4 MANUAL TRANSFER OPERATION ‹ 3.4.1 TRANSFER TO GENERATOR POWER SOURCE3.2 AUTOMATIC TRANSFER OPERATION 3.3 SEQUENCE OF AUTOMATIC OPERATIONDANGER 3.5 SETTING THE EXERCISE TIMER‹ 3.4.2 TRANSFER BACK TO UTILITY POWER SOURCE Figure 3.2 - Manual Transfer Switch OperationLow Oil Switch ‹ 3.6.1 LOW OIL PRESSURE SWITCH‹ 3.6.2 HIGH TEMPERATURE SWITCH High Temperature Switches4.1 FUSES ‹ 3.6.6 LOW BATTERYSection 4 - Maintenance 4.2 CHECKING THE ENGINE OIL LEVEL‹ 4.3.2 ENGINE OIL RECOMMENDATIONS ‹ 4.3.3 OIL & OIL FILTER CHANGE PROCEDURE4.3 CHANGING THE ENGINE OIL ‹ 4.3.1 OIL CHANGE INTERVALSAir Cleaner 4.4 CHANGING THE ENGINE AIR CLEANERFigure 4.7 - 10kW Engine Air Cleaner Figure 4.6 - 7 kW, Engine Air Cleaner LocationSection 4 - Maintenance 4.6 BATTERY MAINTENANCE4.7 ADJUSTING GH-410/GT-530/990 VALVE CLEARANCE Figure 4.9 - Setting the Spark Plug GapFigure 4.11 - Cooling Vent Locations Figure 4.10 - Valve Clearance Adjustment4.8 COOLING SYSTEM 4.9 ATTENTION AFTER SUBMERSION4.10 CORROSION PROTECTION 4.11 OUT OF SERVICE PROCEDURE‹ 4.11.2 RETURN TO SERVICE ‹ 4.11.1 REMOVAL FROM SERVICEbe performed by the nearest Authorized Dealer 4.12 SERVICE SCHEDULEATTENTION It is recommended that all service work Section 4 - MaintenanceCause 5.1 TROUBLESHOOTING GUIDEProblem Section 5 - TroubleshootingAir-cooled Generators Section 6 - NotesAir-cooled Generators Section 6 - NotesAir-cooled Generators Air-cooled Generators Drawing No. 0F9424 Section 7 - Mounting DimensionsC1-UTILITY COIL & RECTIFIER C2-GENERATOR COIL & RECTIFIER Section 8 - Electrical DataTS-TERMINAL STRIP XA,XB-LIMIT SWITCHES ATS-AUTOMATIC TRANSFER SWITCHAir-cooled Generators Wiring Diagram - 10, 13 & 16kW, V-Twin - Drawing No. 0F7822ENGINE WIRING Section 8 - Electrical DataCLOSEST TO BEARING Section 8 - Electrical DataCONTROL PANEL BOX CUSTOMER CONNECTIONELECTRONIC Electrical Schematic - 10, 13 & 16kW, V-Twin - Drawing No. 0F7823Section 8 - Electrical Data Air-cooled GeneratorsSection 8 - Electrical Data ENGINE AND ALTERNATORAir-cooled Generators Wiring Diagram - 7kW, Single Cylinder - Drawing No. 0F7820ENGINE WIRING Section 8 - Electrical DataCONTROL PANEL BOX Wiring Diagram - 7kW, Single Cylinder - Drawing No. 0F7820Section 8 - Electrical Data Air-cooled GeneratorsAir-cooled Generators Electrical Schematic - 7kW, Single Cylinder - Drawing No. 0F7821Section 8 - Electrical Data Air-cooled Generators Electrical Schematic - 7kW, Single Cylinder - Drawing No. 0F7821ENGINE AND ALTERNATOR Section 8 - Electrical DataAir-cooled Generators Section 8 - Electrical DataSection 8 - Electrical Data Material Section 9 - Exploded Views and Parts ListsSHEET METAL PAINT/MATERIAL CODE LEGEND Air-cooled Generators Enclosure - Drawing No. 0F9431-CAir-cooled Generators PART NO. QTY. DESCRIPTIONSection 9 - Exploded Views and Parts Lists PART NO. QTY. DESCRIPTIONAir-cooled Generators Control Panel - Drawing No. 0F9695-C Section 9 - Exploded Views and Parts ListsDESCRIPTION DESCRIPTIONSection 9 - Exploded Views and Parts Lists ASSEMBLY, BATTERY CHARGER ENGINEAir-cooled Generators Transfer Switch Assembly - Drawing No. 0F9774-A Section 9 - Exploded Views and Parts ListsPART NO. QTY. DESCRIPTION Section 9 - Exploded Views and Parts ListsTransfer Switch Assembly - Drawing No. 0F9774-A PART NO. QTY. DESCRIPTION13 & 16kW, GT-990 Engine - Drawing No. 0F9430-E - Part Section 9 - Exploded Views and Parts ListsAir-cooled Generators Air-cooled Generators Section 9 - Exploded Views and Parts ListsDESCRIPTION DESCRIPTION13 & 16kW, GT-990 Engine - Drawing No. 0F9430-E - Part Section 9 - Exploded Views and Parts ListsAir-cooled Generators Air-cooled Generators Section 9 - Exploded Views and Parts ListsDESCRIPTION DESCRIPTION10kW, GT-530 Engine - Drawing No. 0F9429-D - Part Section 9 - Exploded Views and Parts ListsAir-cooled Generators 10kW, GT-530 Engine - Drawing No. 0F9429-D - Part Section 9 - Exploded Views and Parts ListsDESCRIPTION Air-cooled Generators10kW, GT-530 Engine - Drawing No. 0F9429-D - Part Section 9 - Exploded Views and Parts ListsAir-cooled Generators Air-cooled Generators Section 9 - Exploded Views and Parts ListsDESCRIPTION DESCRIPTIONAir-cooled Generators 7kW, GN-410 Engine - Drawing No. 0F9428 - Part Section 9 - Exploded Views and Parts Lists7kW, GN-410 Engine - Drawing No. 0F9428 - Part Section 9 - Exploded Views and Parts ListsDESCRIPTION Air-cooled GeneratorsAir-cooled Generators 7kW, GN-410 Engine - Drawing No. 0F9428 - Part Section 9 - Exploded Views and Parts Lists7kW, GN-410 Engine - Drawing No. 0F9428 - Part Section 9 - Exploded Views and Parts ListsDESCRIPTION Air-cooled GeneratorsAir-cooled Generators 7kW, GN-410 Engine - Drawing No. 0F9422-B Section 9 - Exploded Views and Parts Lists7kW, GN-410 Engine - Drawing No. 0F9422-B Section 9 - Exploded Views and Parts ListsDESCRIPTION Air-cooled Generators10, 13, and 16kW, V-twin Generators - Drawing No. 0F9423-C Section 9 - Exploded Views and Parts ListsAir-cooled Generators Air-cooled Generators Section 9 - Exploded Views and Parts ListsDESCRIPTION DESCRIPTION7 & 10kW, GN-410/GT-530 Regulator - Drawing No. 0F9425 Section 9 - Exploded Views and Parts ListsAir-cooled Generators 7 & 10kW, GN-410/GT-530 Regulator - Drawing No. 0F9425 Section 9 - Exploded Views and Parts ListsDESCRIPTION Air-cooled Generators13 & 16kW, GT-990 Regulator - Drawing No. 0F9426 Section 9 - Exploded Views and Parts ListsAir-cooled Generators 13 & 16kW, GT-990 Regulator - Drawing No. 0F9426 Section 9 - Exploded Views and Parts ListsDESCRIPTION Air-cooled GeneratorsSection 10 - Warranty YOUR WARRANTY RIGHTS AND OBLIGATIONSMANUFACTURER’S EMISSION CONTROL SYSTEM WARRANTY COVERAGE PURCHASER’S/OWNER’S WARRANTY RESPONSIBILITIESAir-cooled Generators EMISSION CONTROL SYSTEM WARRANTYEMISSION RELATED PARTS INCLUDE THE FOLLOWING Section 10 - WarrantyWARRANTY SCHEDULE GENERAC POWER SYSTEMS STANDARD LIMITED WARRANTY FORHOME STANDBY/LIGHT COMMERCIAL PRODUCT 45kW AND BELOW Section 10 - Warranty