Generac Power Systems 04758-2, 04759-2, 04760-2 Electrical Data, Generac Power Systems, Inc, 225A

Page 32
225A

Section 6 — Electrical Data

Guardian Air-cooled 7 kW, 12 kW and 15 kW Generators Electrical Schematic – 7 kW – Drawing No. 0D9014-C

11

22

 

 

3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

BATTERY

 

 

225B

 

 

 

 

 

 

F2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CHARGER

 

 

224B

 

 

 

 

13A

 

13

 

 

 

 

 

 

 

 

 

 

 

 

 

13A

 

 

 

 

2

 

225A

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

F1

 

 

 

 

 

1

 

9

9

 

7

7

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BCR

 

 

11

0

 

 

 

 

 

 

 

1

6

3

4

 

 

 

 

 

 

 

 

224A

 

 

 

 

 

 

 

 

 

 

13A

 

 

 

 

 

 

 

 

 

 

 

 

 

 

77

 

 

 

 

 

 

 

77

 

C2-1

 

 

 

 

 

 

 

 

0

14

 

 

 

BATTERY CHARGE

 

 

 

 

66

 

 

 

 

 

 

 

 

 

 

 

0

 

 

 

WINDING

 

 

 

 

 

 

 

 

 

 

 

 

 

 

66

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

22

 

 

 

 

 

 

0

C2-2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

11

22 224A 225A

30 Generac® Power Systems, Inc. 224A 225

224

13

15

0

ELECTRONIC

VOLTAGE

REGULATOR

C2-4

Manual backgroundManual background 55

11

 

 

BA

 

22

0

 

FIELD

 

 

 

 

0

4

C2-10

C2-9

 

4

 

0

 

 

 

 

0

 

6

 

 

162

C2-11

 

CB2

6

 

 

0

2

C2-7

6

C2-8

2

 

 

DPE WINDING

 

(STATOR)

DIAGRAM KEY

BA - BRUSH ASSEMBLY

BCR - BATTERY CHARGE RELAY

CB1 - CIRCUIT BREAKER, MAIN OUTPUT CB2 - CIRCUIT BREAKER, ALT. EXCITATION D - DIODE

FS - FUEL SOLENOID F1 - FUSE 15 AMP F2 - FUSE 5 AMP

HTO - HIGH OIL TEMPERATURE SWITCH HM - HOUR RUN METER

IM - IGNITION MODULE

LOP - LOW OIL PRESSURE SWITCH SC - STARTER CONTACTER

SP - SPARK PLUG

SW1 - AUTO / OFF / MANUAL SWITCH SW2 - SET EXERCISE SWITCH

SM - STARTER MOTOR

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

 

HTO

0

0

 

 

 

0

 

 

 

 

 

 

 

LOP

ENGINE RUN

C1-4

 

 

SW2

 

 

WINDING

 

 

 

 

 

 

 

 

 

14

(STATOR)

 

 

 

 

 

 

C2-3

 

 

 

 

C1-3

 

 

 

 

 

 

4

 

 

 

 

 

 

 

 

66A

 

 

 

 

 

 

 

 

85

 

 

 

 

 

 

 

 

 

 

 

 

86

 

 

351

 

 

4

 

 

 

 

 

 

 

 

 

 

 

 

66A

 

 

 

1

2

3

4

5

 

 

 

 

 

J2

 

 

 

 

 

 

 

 

 

1

4

23

 

 

 

 

 

 

 

 

 

 

 

J1

86

194

 

 

 

 

 

 

 

 

 

 

 

3

 

23

 

 

 

 

 

4

 

194

 

 

 

 

 

5

 

56

 

 

 

 

 

6

 

18

 

CONTROL

 

8

66A

 

 

 

 

239

 

PRINTED CIRCUIT

 

 

 

 

BOARD

 

 

10

 

15A

 

 

 

 

 

11

 

17

 

 

 

 

 

12

 

15

 

 

 

 

 

13

 

0

 

 

 

 

 

 

 

225

 

 

 

 

 

15

 

224

 

 

 

 

 

16

 

 

 

 

 

 

 

17

 

 

15

23

194

225 14

224

66A

239

30 Generac® Power Systems, Inc.

Page 31 Page 33
Image 32
Page 31 Page 33
Contents Models 04758-2 6 kW NG, 7 kW LP 04759-2 12 kW NG, 12 kW LP 04760-2 13 kW NG, 15 kW LPThis manual should remain with the unit Installation and Owner’s Manual‹ CONTENTS ‹ OPERATION AND MAINTENANCE‹ HOW TO OBTAIN SERVICE INTRODUCTIONIntroduction GENERAL HAZARDS Despite the safe design of this generatorParts of the generator are rotating and/or hot during operation. Exercise care near running generatorsELECTRICAL HAZARDS FIRE HAZARDSEXPLOSION HAZARDS ‹ STANDARDS INDEX1.1 UNPACKING/INSPECTION 1.2 PROTECTION SYSTEMS1.3 SYSTEM SET LED DANGERFigure 1.2 - 12 kW/15 kW, V-twin GT-990/760 Engine 1.4 THE GENERATORFigure 1.1 - 7 kW, Single Cylinder GH-410 Engine ‹ 1.5.2 ENGINE 1.5 SPECIFICATIONS‹ 1.5.1 GENERATOR 1.8 RECONFIGURING THE FUEL SYSTEM 1.6 FUEL REQUIREMENTS AND RECOMMENDATIONS1.7 FUEL CONSUMPTION DANGER1.9 LOCATION 1.8.2 12KW AND 15KW, 990CC ENGINES1.9.1 GENERATOR Figure 1.4 - Demand Regulator1.10 BATTERY INSTALLATION 1.11 THE BATTERY1.9.2 TRANSFER SWITCH 1.9.2.1 7 kW, 12 kW and 15 kW Units Figure 1.5 - Battery Cable Connections2.3 ELECTRICAL CHECKS 2.2 CHECK TRANSFER SWITCH OPERATION2.1 BEFORE INITIAL START-UP 2.4 GENERATOR TESTS UNDER LOAD 2.5 CHECKING AUTOMATIC OPERATIONFigure 2.1 - Dual Fuel Regulators 2.6 ADJUSTING THE REGULATOR NATURAL GAS ONLYFigure 2.2 - Placement of Regulator 2.7 ENGINE GOVERNOR ADJUSTMENT Figure 2.4 - V-twin Engine Governor AdjustmentFigure 2.3 - Single Cylinder Engine Governor Adjustment Figure 2.5 - V-twin Full Load Speed Adjust Screw2.8 VOLTAGE REGULATOR ADJUSTMENT 3.1 BREAK-IN PROCEDURE3.2 USING THE AUTO/OFF/MANUAL SWITCH FIGURE Figure 2.6 - Voltage Adjustment Potentiometer3.3 AUTOMATIC TRANSFER OPERATION 3.5 MANUAL TRANSFER OPERATION3.4 SEQUENCE OF AUTOMATIC OPERATION ‹ 3.5.1 TRANSFER TO GENERATOR POWER SOURCE‹ 3.5.2 TRANSFER BACK TO UTILITY POWER SOURCE ‹ 3.7.1 LOW OIL PRESSURE SWITCH‹ 3.7.2 HIGH TEMPERATURE SWITCH Figure 3.2 - Manual Transfer Switch OperationFigure 3.3 - Low Oil Pressure and High Temperature Switches 4.2 CHECKING THE ENGINE OIL LEVEL4.1 FUSE ‹ 3.7.3 OVERCRANK4.5 CHANGING THE ENGINE AIR CLEANER ‹ 4.3.2 OIL CHANGE PROCEDURE4.3 CHANGING THE ENGINE OIL 4.4 CHANGING THE OIL FILTER4.7 BATTERY MAINTENANCE Figure 4.6 - 7 kW, Engine Air Cleaner LocationFigure 4.7 - 12 kW and 15 kW Engine Air Cleaner Figure 4.8 - Setting the Spark Plug Gap4.9 COOLING SYSTEM 4.8 ADJUSTING VALVE CLEARANCEFigure 4.10 - Valve Clearance Adjustment 4.12 OUT OF SERVICE PROCEDURE ‹ 4.12.2 RETURN TO SERVICE‹ 4.12.1 REMOVAL FROM SERVICE 4.10 ATTENTION AFTER SUBMERSION4.13 SERVICE SCHEDULE 5.1 TROUBLESHOOTING GUIDE PROBLEMCAUSE CORRECTIONSection 6 - Electrical Data 24 Generac Power Systems, IncENGINE WIRING CONNECTION CONTROL PANEL BOXCUSTOMER Electrical Schematic - 12 & 15 kW - Drawing No. 0D8501-B 26 Generac Power Systems, IncGenerac Power Systems, Inc 28 Generac Power Systems, Inc Section 6 - Electrical DataGenerac Power Systems, Inc 224A 30 Generac Power Systems, Inc225A Electrical Schematic - 7 kW - Drawing No. 0D9014-C Section 7 - Exploded Views and Parts Lists 32 Generac Power Systems, IncPART NO. QTY. DESCRIPTION 34 Generac Power Systems, Inc PART NO. QTY. DESCRIPTION 35, 36, 40 36 Generac Power Systems, Inc27, 28 PART NO. QTY DESCRIPTION38 Generac Power Systems, Inc DESCRIPTION 40 Generac Power Systems, Inc 14 201.8 FT 1.25 FT42 Generac Power Systems, Inc 1.33 FT 2.6 FT3 FT 44 Generac Power Systems, Inc Section 7 - Exploded Views and Parts Lists 46 Generac Power Systems, Inc Section 7 - Exploded Views and Parts Lists 48 Generac Power Systems, Inc Section 7 - Exploded Views and Parts Lists 50 Generac Power Systems, Inc ALL DIMENSIONS IN MILLIMETERS INCHESSection 8 - Mounting Guardian Air-cooled 7 kW, 12 Drawing No. 0D3739-BSection 9 - Notes YOUR WARRANTY RIGHTS AND OBLIGATIONS MANUFACTURER’S EMISSION CONTROL SYSTEM WARRANTY COVERAGEPURCHASER’S/OWNER’S WARRANTY RESPONSIBILITIES CALIFORNIA AND FEDERAL EMISSION CONTROL WARRANTY STATEMENTEMISSION CONTROL SYSTEM WARRANTY EMISSION RELATED PARTS INCLUDE THE FOLLOWINGGENERAC POWER SYSTEMS TWO YEAR LIMITED WARRANTY FOR GUARDIAN PREPACKAGED EMERGENCY AUTOMATIC STANDBY GENERATORSWARRANTY SCHEDULE THIS WARRANTY SHALL NOT APPLY TO THE FOLLOWING
Top Page Image Contents