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Generac Power Systems 04760-0, 04758-0, 04759-0 owner manual Electrical Data

Models: 04760-0 04759-0 04758-0

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Section 6 — Electrical Data

Section 6 — Electrical Data

Guardian Air-cooled 7 kW, 12 kW and 15 kW Generators Wiring Diagram – 12 & 15 kW – Drawing No. 0D8500

DIAGRAM KEY

BA - BRUSH ASSEMBLY

BCR - BATTERY CHARGE RELAY

CB1 - MAIN OUTPUT BREAKER

CB2 - CIRCUIT BREAKER, ALTERNATOR EXCITATION

D - DIODEENGINE WIRING

DSW - PCB MOUNTED DIP SWITCH

FS - FUEL SOLENOID

F1 - FUSE 15 AMP

F2 - FUSE 5 AMP

GRD - CONTROL PANEL GROUND

HTO - HIGH OIL TEMPERATURE SWITCH

IC - INLINE CONNECTOR

ICT - INTERCONNECTION TERMINALS

IM1 - IGNITION MODULE, CYLINDER #1

IM2 - IGNITION MODULE, CYLINDER #2

LOP - LOW OIL PRESSURE SWITCH

SC - STARTER CONTACTOR

SCR - STARTER CONTACTOR RELAY

SP1, SP2 - SPARK PLUGS

SW1 - AUTO / OFF / MANUAL SWITCH

SW2 - SET EXERCISE SWITCH

SM - STARTER MOTOR

TB - INSULATED TERMINAL BLOCK

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

IC

D

SP1

14

0

FS

0

14

3

2

1BATTERY CHARGER

2

1

225B

224B

13A

0

0

14

TB

	IM1
SP2	D	IC
SP2		IC
		IC
	IM2
	85
HTO
0
	86
LOP
0
BLACK		RED
BLACK
-	+	SM
-	+
	12V
BATTERY

CUSTOMER SUPPLIED

SC

06

185

854

863

132

1

C1

86

85

16

13

				14											0
				14
16														13

				16
	SCR
								13
									18

	A			B
											351
				0											14
56				0											14



				56											86
				56

				1								3		4		5
				1						2		3		4		5

J2

J1

CONTROL

PRINTED CIRCUIT BOARD

DSW

1 2 3 4

ON

ON - INDICATES

1 - 20 Vac Sense Transformer

2 - Remote Not Auto

3 - 50 Hz Operation

4 - SPARE

L.E.D - ALARM INDICATORS

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Generac Power Systems 04760-0, 04758-0, 04759-0 owner manual Electrical Data

Contents

DEADLY EXHAUST FUMES. OUTDOOR INSTALLATION ONLY Models 04758-0 6 kW NG, 7 kW LP 04759-0 12 kW NG, 12 kW LP04760-0 13 kW NG, 15 kW LP Not intended for use as Primary Power in place of utility‹ HOW TO OBTAIN SERVICE ‹ CONTENTS‹ OPERATION AND MAINTENANCE INTRODUCTIONIntroduction Despite the safe design of this generator GENERAL HAZARDSDANGER Parts of the generator are rotating and/or hotEXPLOSION HAZARDS ELECTRICAL HAZARDSFIRE HAZARDS ‹ STANDARDS INDEX1.3 SYSTEM SET LED 1.1 UNPACKING/INSPECTION1.2 PROTECTION SYSTEMS DANGERFigure 1.2 - 12 kW/15 kW, V-twin GT-990 Engine 1.4 YOUR GENERATORFigure 1.1 - 7 kW, Single Cylinder GH-410 Engine ‹ 1.5.2 ENGINE 1.5 SPECIFICATIONS‹ 1.5.1 GENERATOR Section 1 - General Information1.7 FUEL CONSUMPTION 1.8 RECONFIGURING THE FUEL SYSTEM1.6 FUEL REQUIREMENTS AND RECOMMENDATIONS DANGER1.9.1 GENERATOR 1.9.2 TRANSFER SWITCH 1.9.2.1 7 kW, 12 kW and 15 kW Units1.9 LOCATION Figure 1.4 - Demand RegulatorFigure 1.5 - Battery Cable Connections 1.10 BATTERY INSTALLATION1.11 THE BATTERY Use tools with insulated handles Wear rubber gloves and boots2.3 ELECTRICAL CHECKS 2.2 CHECK TRANSFER SWITCH OPERATION2.1 BEFORE INITIAL START-UP The following procedures are to be observed2.4 GENERATOR TESTS UNDER LOAD 2.5 CHECKING AUTOMATIC OPERATIONFigure 2.2 - Placement of Regulator 2.6 ADJUSTING THE REGULATOR NATURAL GAS ONLY2.7 ENGINE GOVERNOR ADJUSTMENT 2.7.1 7 KW UNITSFigure 2.3 - Engine Governor Adjustment 2.8 VOLTAGE REGULATOR ADJUSTMENT3.1 BREAK-IN PROCEDURE Figure 2.5 - Voltage Adjustment Potentiometer‹ 3.2.1 “AUTO” POSITION 3.3 AUTOMATIC TRANSFER OPERATION3.4 SEQUENCE OF AUTOMATIC OPERATION ‹ 3.2.2 “OFF” POSITIONFigure 3.2 - Manual Transfer Switch Operation ‹ 3.5.2 TRANSFER BACK TO UTILITY POWER SOURCE3.5 MANUAL TRANSFER OPERATION ‹ 3.5.1 TRANSFER TO GENERATOR POWER SOURCE‹ 3.7.2 HIGH TEMPERATURE SWITCH 3.6 SETTING THE EXERCISE TIMER‹ 3.7.1 LOW OIL PRESSURE SWITCH Figure 3.3 - Low Oil Pressure and High Temperature Switches4.3 CHANGING THE ENGINE OIL 4.1 FUSE4.2 CHECKING THE ENGINE OIL LEVEL Oil Dipstick and FillFigure 4.6 - 7 kW, Engine Air Cleaner Location 4.5 CHANGING THE ENGINE AIR CLEANER‹ 4.3.2 OIL CHANGE PROCEDURE Figure 4.7 - 12 kW and 15 kW Engine Air Cleaner4.6 SPARK PLUGS 4.7 BATTERY MAINTENANCEFigure 4.8 - Setting the Spark Plug Gap Use tools with insulated handles Wear rubber gloves and boots4.9 COOLING SYSTEM 4.8 ADJUSTING VALVE CLEARANCEFigure 4.10 - Valve Clearance Adjustment Figure 4.9 - Cooling Vent Locations‹ 4.12.1 REMOVAL FROM SERVICE 4.12 OUT OF SERVICE PROCEDURE‹ 4.12.2 RETURN TO SERVICE 4.10 ATTENTION AFTER SUBMERSIONbe performed by your nearest Generac Authorized Dealer 4.13 SERVICE SCHEDULEATTENTION It is recommended that all service work CAUSE 5.1 TROUBLESHOOTING GUIDEPROBLEM CORRECTIONSection 6 - Electrical Data CONNECTION Section 6 - Electrical DataCUSTOMER CONTROL PANEL BOXDIAGRAM KEY BA - BRUSH ASSEMBLY BCR - BATTERY CHARGE RELAY Section 6 - Electrical DataSection 6 - Electrical Data Section 6 - Electrical Data Wiring Diagram - 7 kW - Drawing No. 0D9013ENGINE WIRING Guardian Air-cooled 7 kW, 12 kW and 15 kW GeneratorsCUSTOMER CONNECTION Section 6 - Electrical DataCONTROL PANEL BOX CLOSEST TO BEARINGSection 6 - Electrical Data Section 6 - Electrical Data Section 7 - Exploded Views and Parts Lists DESCRIPTION Section 7 - Exploded Views and Parts ListsPART NO. QTY PART NO. QTYControl Panel - Drawing No. 0D8503-E Section 7 - Exploded Views and Parts ListsGuardian Air-cooled 7 kW, 12 kW and 15 kW Generators PART NO. QTY. DESCRIPTION Section 7 - Exploded Views and Parts ListsPART NO. QTY. DESCRIPTION 66 2, 5, 19, 20, 39, 40, 47, 64, 93 67 8 Kit ContainsSection 7 - Exploded Views and Parts Lists 69 16A, 16B, 17 70 7, 48, 49, 50, 51, 52, 53, 54DESCRIPTION Section 7 - Exploded Views and Parts ListsDESCRIPTION BARBED ELBOW 90 3/8NPT X 3/8 L0CKTITESection 7 - Exploded Views and Parts Lists DESCRIPTION Section 7 - Exploded Views and Parts ListsDESCRIPTION PLATE, BACKING GT990 WITH OIL COOLSection 7 - Exploded Views and Parts Lists 1.8 FT Section 7 - Exploded Views and Parts ListsDESCRIPTION 1.25 FT12 kW and 15 kW Generator - Drawing No. 0D3417-B Section 7 - Exploded Views and Parts ListsGuardian Air-cooled 7 kW, 12 kW and 15 kW Generators 2.6 FT Section 7 - Exploded Views and Parts ListsDESCRIPTION 2.83 FTSection 7 - Exploded Views and Parts Lists DESCRIPTION Section 7 - Exploded Views and Parts ListsASSEMBLY, ROCKER COVER BREATHER DESCRIPTIONGN410 Engine - Drawing No. 0D3539-B Part Section 7 - Exploded Views and Parts ListsGuardian Air-cooled 7 kW, 12 kW and 15 kW Generators Section 7 - Exploded Views and Parts Lists DESCRIPTIONSection 7 - Exploded Views and Parts Lists FOR GT 760 ENGINE ONLYSection 7 - Exploded Views and Parts Lists DESCRIPTIONGuardian Air-cooled 7 kW, 12 Drawing No. 0D3739-B ALL DIMENSIONS IN MILLIMETERS INCHESSection 8 - Mounting and 15 kW GeneratorsSection 9 - Notes Guardian Air-cooled 7 kW, 12 kW and 15 kW GeneratorsPURCHASER’S/OWNER’S WARRANTY RESPONSIBILITIES YOUR WARRANTY RIGHTS AND OBLIGATIONSMANUFACTURER’S EMISSION CONTROL SYSTEM WARRANTY COVERAGE CALIFORNIA AND FEDERAL EMISSION CONTROL WARRANTY STATEMENTEMISSION RELATED PARTS INCLUDE THE FOLLOWING EMISSION CONTROL SYSTEM WARRANTYSection 10 - Warranty Section 10 - Warranty WARRANTY SCHEDULEGENERAC POWER SYSTEMS STANDARD TWO YEAR LIMITED WARRANTY FOR GUARDIAN “EMERGENCY AUTOMATIC STANDBY GENERATORS”