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Generac Power Systems 5253, 5252, 5254, 5251 Electrical Data, Air-cooled Generators, Engine Wiring

Models: 5253 5255 5251 5254 5252

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

Section 8 — Electrical Data

Air-cooled Generators

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

DIAGRAM KEY

BA - BRUSH ASSEMBLY

BCR - BATTERY CHARGE RELAY

CB - MAIN OUTPUT BREAKER

CS - IDLE CHOKE SOLENOID

C1 - ENGINE HARNESS

C2 - ALTERNATOR HARNESS

C3 - SOLENOID HARNESS

DSW - PCB MOUNTED DIP SWITCH

FS1 - FUEL SOLENOID

FS2 - FUEL SOLENOID(530cc V-TWIN ONLY)

F1 - FUSE 15 AMP

GRD 1 - GROUND CONNECTIONS IN CONTROL PANEL

GRD 2 - GROUND CONNECTIONS AT ENGINE

HTO - HIGH OIL TEMPERATURE SWITCH

IC - INLINE CONNECTOR

ICT - IDLE CURRENT TRANSFORMER

IM1 - IGNITION MODULE, CYL 1

IM2 - IGNITION MODULE, CYL 2

LOP - LOW OIL PRESSURE SWITCH

SC - STARTER CONTACTOR

SCR - STARTER CONTACTOR RELAY

SM - STARTER MOTOR

SP1 - SPARK PLUG, CYL 1

SP2 - SPARK PLUG, CYL 2

SW1 - AUTO / OFF / MANUAL SWITCH

SW2 - SET EXERCISE SWITCH

TB - INSULATED TERMINAL BLOCK, 4 TAB

TS - INSULATED TERMINAL STRIP, 4 POSITION

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

IC

SP1

IM1

SP2

IM2

85

			3
ENGINE WIRING			2	BATTERY
ENGINE WIRING			1

				CHARGER
				(UTILITY)
14			13		1
14					2
14		0			2
		0			224B
					224B
FS1	FS2				225B
FS1	FS2				224B
					224B
					225B
0				14	14
0
				13	13
14					0
					0
0		0			0
14		14	14
			14
				TB
			14		14
	C1
0	6	0			0
18	5	18
85	4	85
86	3	86
13	2	13			13
16	1	16			16
	C3

86	1	14
HTO	2	90

LOP

0

0

0

GRD 2

CS

BLACK

	GOVERNOR
RED	ACTUATOR
RED

L.E.D -

ALARM INDICATORS

CONTROL

PRINTED CIRCUIT BOARD

ON

	1	DSW
	2	DSW
	2

1- ON=NORMAL EXERCISE OFF=LOW SPEED EXERCISE

2- SPARE

J1

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

86 18

90 85 14

				4		86			56		239			14				0
		15A			23	18		LC1 224			85		LC2 225			15B		90
-	+																	86
-	+																	85
12V																		18
BATTERY																		14
																		225
CUSTOMER SUPPLIED																		LC2
		13																224
																		56
	SM	16																0
		16																4
																		4
																		23
																		LC1
																		239
		SC																15A
																		15B

32

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Generac Power Systems 5253, 5252, 5254, 5251, 5255 owner manual Electrical Data, Air-cooled Generators, Engine Wiring

Contents

Not intended for use as Primary Power in place of utility or in Installation and Owner’s ManualDEADLY EXHAUST FUMES. OUTDOOR INSTALLATION ONLY C US LISTED‹ HOW TO OBTAIN SERVICE ‹ CONTENTS‹ OPERATION AND MAINTENANCE INTRODUCTIONSection 4 - Maintenance Section 2 - Post Installation Start-upand Adjustments Section 5 - TroubleshootingThis product contains or emits chemicals IMPORTANT SAFETY INSTRUCTIONS GENERAL HAZARDS  known to the state of California to cause EXPLOSION HAZARDS   ELECTRICAL HAZARDS  FIRE HAZARDS  ‹ STANDARDS INDEX1.1 UNPACKING/INSPECTION 1.3 NEC REQUIREMENT FOR ARC FAULT CIRCUIT INTERRUPTION‹ 1.3.1 SECTION 210.12 ARC FAULT CIRCUIT INTERRUPTER PROTECTION 1.2 PROTECTION SYSTEMSFigure 1.3 - 13kW and 16kW, V-twin GT-990 Engine 1.4 THE GENERATORFigure 1.1 - 7kW, Single Cylinder GH-410 Engine Figure 1.2 - 10kW, V-twin GT-530 Engine‹ 1.5.2 ENGINE 1.5 SPECIFICATIONS‹ 1.5.1 GENERATOR Section 1 - General Information1.8 FUEL CONSUMPTION 1.6 SYSTEM SET LED1.7 FUEL REQUIREMENTS AND RECOMMENDATIONS DANGER‹ 1.9.2 10, 13 AND 16KW, V-TWIN ENGINES 1.9 RECONFIGURING THE FUEL SYSTEM‹ 1.9.1 7 KW, 410CC ENGINE Figure 1.4 - Demand RegulatorFigure 1.5 - 10kW, GT-530 Inlet Hose Slid Back 1.10 LOCATION‹ 1.10.1 GENERATOR Figure 1.6 - 10kW, GT-530 Inlet Hose Slid Back‹ 1.10.2 TRANSFER SWITCH 1.11 BATTERY REQUIREMENTS1.12 BATTERY INSTALLATION 1.10.2.1 7, 10, 13, and 16 kW Units if equippedDANGER 1.13 THE BATTERYFigure 1.10 - Battery Cable Connections Section 1 - General Information2.1 BEFORE INITIAL START-UP 2.2 CHECK TRANSFER SWITCH OPERATIONSection 2 - Post Installation Start-up and Adjustments 2.3 ELECTRICAL CHECKS2.5 CHECKING AUTOMATIC OPERATION 2.6 ADJUSTING THE FUEL REGULATOR2.4 GENERATOR TESTS UNDER LOAD 7KW NATURAL GAS ONLY‹ 2.7.1 7 KW UNITS 2.7 ENGINE GOVERNOR ADJUSTMENTFigure 2.2 - Engine Governor Adjustment Single Cylinder Engines Figure 2.1 - 7kW Fuel RegulatorTurn to adjust voltage 2.8 VOLTAGE REGULATOR ADJUSTMENTFigure 2.3 - Voltage Adjustment Potentiometer ‹ 2.7.2 13 KW AND 16 KW UNITS3.3 SEQUENCE OF AUTOMATIC OPERATION ‹ 3.4.1 TRANSFER TO GENERATOR POWER SOURCE3.2 AUTOMATIC TRANSFER OPERATION 3.4 MANUAL TRANSFER OPERATIONFigure 3.2 - Manual Transfer Switch Operation 3.5 SETTING THE EXERCISE TIMER‹ 3.4.2 TRANSFER BACK TO UTILITY POWER SOURCE DANGERHigh Temperature Switches ‹ 3.6.1 LOW OIL PRESSURE SWITCH‹ 3.6.2 HIGH TEMPERATURE SWITCH Low Oil Switch4.2 CHECKING THE ENGINE OIL LEVEL ‹ 3.6.6 LOW BATTERYSection 4 - Maintenance 4.1 FUSES‹ 4.3.1 OIL CHANGE INTERVALS ‹ 4.3.3 OIL & OIL FILTER CHANGE PROCEDURE4.3 CHANGING THE ENGINE OIL ‹ 4.3.2 ENGINE OIL RECOMMENDATIONSFigure 4.6 - 7 kW, Engine Air Cleaner Location 4.4 CHANGING THE ENGINE AIR CLEANERFigure 4.7 - 10kW Engine Air Cleaner Air CleanerFigure 4.9 - Setting the Spark Plug Gap 4.6 BATTERY MAINTENANCE4.7 ADJUSTING GH-410/GT-530/990 VALVE CLEARANCE Section 4 - Maintenance4.9 ATTENTION AFTER SUBMERSION Figure 4.10 - Valve Clearance Adjustment4.8 COOLING SYSTEM Figure 4.11 - Cooling Vent Locations‹ 4.11.1 REMOVAL FROM SERVICE 4.11 OUT OF SERVICE PROCEDURE‹ 4.11.2 RETURN TO SERVICE 4.10 CORROSION PROTECTIONSection 4 - Maintenance 4.12 SERVICE SCHEDULEATTENTION It is recommended that all service work be performed by the nearest Authorized DealerSection 5 - Troubleshooting 5.1 TROUBLESHOOTING GUIDEProblem CauseSection 6 - Notes Air-cooled GeneratorsSection 6 - Notes Air-cooled GeneratorsSection 6 - Notes Air-cooled GeneratorsSection 7 - Mounting Dimensions Air-cooled Generators Drawing No. 0F9424ATS-AUTOMATIC TRANSFER SWITCH Section 8 - Electrical DataTS-TERMINAL STRIP XA,XB-LIMIT SWITCHES C1-UTILITY COIL & RECTIFIER C2-GENERATOR COIL & RECTIFIERSection 8 - Electrical Data Wiring Diagram - 10, 13 & 16kW, V-Twin - Drawing No. 0F7822ENGINE WIRING Air-cooled GeneratorsCUSTOMER CONNECTION Section 8 - Electrical DataCONTROL PANEL BOX CLOSEST TO BEARINGAir-cooled Generators Electrical Schematic - 10, 13 & 16kW, V-Twin - Drawing No. 0F7823Section 8 - Electrical Data ELECTRONICENGINE AND ALTERNATOR Section 8 - Electrical DataSection 8 - Electrical Data Wiring Diagram - 7kW, Single Cylinder - Drawing No. 0F7820ENGINE WIRING Air-cooled GeneratorsAir-cooled Generators Wiring Diagram - 7kW, Single Cylinder - Drawing No. 0F7820Section 8 - Electrical Data CONTROL PANEL BOXSection 8 - Electrical Data Electrical Schematic - 7kW, Single Cylinder - Drawing No. 0F7821Air-cooled Generators Section 8 - Electrical Data Electrical Schematic - 7kW, Single Cylinder - Drawing No. 0F7821ENGINE AND ALTERNATOR Air-cooled GeneratorsSection 8 - Electrical Data Air-cooled GeneratorsSection 8 - Electrical Data Air-cooled Generators Enclosure - Drawing No. 0F9431-C Section 9 - Exploded Views and Parts ListsSHEET METAL PAINT/MATERIAL CODE LEGEND MaterialPART NO. QTY. DESCRIPTION PART NO. QTY. DESCRIPTIONSection 9 - Exploded Views and Parts Lists Air-cooled GeneratorsSection 9 - Exploded Views and Parts Lists Air-cooled Generators Control Panel - Drawing No. 0F9695-CASSEMBLY, BATTERY CHARGER ENGINE DESCRIPTIONSection 9 - Exploded Views and Parts Lists DESCRIPTIONSection 9 - Exploded Views and Parts Lists Air-cooled Generators Transfer Switch Assembly - Drawing No. 0F9774-APART NO. QTY. DESCRIPTION Section 9 - Exploded Views and Parts ListsTransfer Switch Assembly - Drawing No. 0F9774-A PART NO. QTY. DESCRIPTIONAir-cooled Generators Section 9 - Exploded Views and Parts Lists13 & 16kW, GT-990 Engine - Drawing No. 0F9430-E - Part DESCRIPTION Section 9 - Exploded Views and Parts ListsDESCRIPTION Air-cooled GeneratorsAir-cooled Generators Section 9 - Exploded Views and Parts Lists13 & 16kW, GT-990 Engine - Drawing No. 0F9430-E - Part DESCRIPTION Section 9 - Exploded Views and Parts ListsDESCRIPTION Air-cooled GeneratorsAir-cooled Generators Section 9 - Exploded Views and Parts Lists10kW, GT-530 Engine - Drawing No. 0F9429-D - Part Air-cooled Generators Section 9 - Exploded Views and Parts ListsDESCRIPTION 10kW, GT-530 Engine - Drawing No. 0F9429-D - PartAir-cooled Generators Section 9 - Exploded Views and Parts Lists10kW, GT-530 Engine - Drawing No. 0F9429-D - Part DESCRIPTION Section 9 - Exploded Views and Parts ListsDESCRIPTION Air-cooled GeneratorsSection 9 - Exploded Views and Parts Lists Air-cooled Generators 7kW, GN-410 Engine - Drawing No. 0F9428 - PartAir-cooled Generators Section 9 - Exploded Views and Parts ListsDESCRIPTION 7kW, GN-410 Engine - Drawing No. 0F9428 - PartSection 9 - Exploded Views and Parts Lists Air-cooled Generators 7kW, GN-410 Engine - Drawing No. 0F9428 - PartAir-cooled Generators Section 9 - Exploded Views and Parts ListsDESCRIPTION 7kW, GN-410 Engine - Drawing No. 0F9428 - PartSection 9 - Exploded Views and Parts Lists Air-cooled Generators 7kW, GN-410 Engine - Drawing No. 0F9422-BAir-cooled Generators Section 9 - Exploded Views and Parts ListsDESCRIPTION 7kW, GN-410 Engine - Drawing No. 0F9422-BAir-cooled Generators Section 9 - Exploded Views and Parts Lists10, 13, and 16kW, V-twin Generators - Drawing No. 0F9423-C DESCRIPTION Section 9 - Exploded Views and Parts ListsDESCRIPTION Air-cooled GeneratorsAir-cooled Generators Section 9 - Exploded Views and Parts Lists7 & 10kW, GN-410/GT-530 Regulator - Drawing No. 0F9425 Air-cooled Generators Section 9 - Exploded Views and Parts ListsDESCRIPTION 7 & 10kW, GN-410/GT-530 Regulator - Drawing No. 0F9425Air-cooled Generators Section 9 - Exploded Views and Parts Lists13 & 16kW, GT-990 Regulator - Drawing No. 0F9426 Air-cooled Generators Section 9 - Exploded Views and Parts ListsDESCRIPTION 13 & 16kW, GT-990 Regulator - Drawing No. 0F9426PURCHASER’S/OWNER’S WARRANTY RESPONSIBILITIES YOUR WARRANTY RIGHTS AND OBLIGATIONSMANUFACTURER’S EMISSION CONTROL SYSTEM WARRANTY COVERAGE Section 10 - WarrantySection 10 - Warranty EMISSION CONTROL SYSTEM WARRANTYEMISSION RELATED PARTS INCLUDE THE FOLLOWING Air-cooled GeneratorsSection 10 - Warranty GENERAC POWER SYSTEMS STANDARD LIMITED WARRANTY FORHOME STANDBY/LIGHT COMMERCIAL PRODUCT 45kW AND BELOW WARRANTY SCHEDULE