Generac Power Systems 04389-2, 04456-2, 04390-2 owner manual Electrical Data

Page 26

Section 6 — Electrical Data

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

DIAGRAM KEY

BA - BRUSH ASSEMBLY

BCR - BATTERY CHARGE RELAY

CB1 - MAIN OUTPUT BREAKER

CB2 - CIRCUIT BREAKER, ALTERNATOR EXCITATION

D - DIODE

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.)

ENGINE WIRING

 

3

 

 

 

2

BATTERY

 

 

 

 

 

 

 

1

 

 

 

 

CHARGER

 

 

14

 

 

2

 

0

 

 

1

 

 

 

 

 

225B

FS

 

224B

 

 

 

 

 

 

13A

 

13A

0

0

0

 

 

 

225B

 

 

 

224B

 

 

 

 

 

 

 

14

0

0

14

 

 

 

 

14

 

 

 

 

IC

SP1

D

 

 

 

 

IM1

 

SP2

D

IC

 

IC

IM2

85

HTO

0

86

LOP

0

TB

0 6 0

18

14

85 4

86 3

13

13

 

 

 

 

 

 

 

 

1

16

 

 

 

 

13

 

 

 

 

 

 

 

 

 

 

C1

 

 

 

 

 

 

 

 

 

 

16

 

 

 

 

 

 

 

 

SCR

 

 

 

 

 

 

 

 

13

 

 

 

 

 

 

 

 

 

18

 

 

 

 

 

 

 

 

A

B

 

 

 

 

 

 

 

86

 

 

 

351

 

 

 

 

 

 

 

 

 

 

 

 

56

0

 

 

 

 

 

 

14

 

 

 

 

 

 

 

 

 

85

 

 

 

 

 

 

 

 

 

16

56

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

13

 

 

 

 

 

 

 

86

 

 

 

 

 

 

 

 

 

1

 

2

 

3

 

4

 

5

 

 

 

 

 

 

 

 

 

 

J2

 

 

 

 

 

 

 

 

 

 

 

 

 

J1

 

CONTROL

 

 

 

 

 

 

 

PRINTED CIRCUIT BOARD

 

 

18

56

1

4

 

2

 

3

23

 

4

 

5

56

 

6

 

7

14

 

8

 

13

13

351

18

56 14

86

194

18

66A

BLACK

RED

 

DSW

SM

1 - 20 Vac Sense Transformer

9

239

 

10

 

11

17

12

 

13

0

14

 

15

224

15A

15

225

+

12V

BATTERY

CUSTOMER SUPPLIED

2 - Remote Not Auto

3 - 50 Hz Operation

4 - SPARE

SC

L.E.D - ALARM INDICATORS

16

17

24 Generac® Power Systems, Inc.

Page 25 Page 27
Image 26
Page 25 Page 27
Contents Installation Introduction Authorized Dealer LocationTroubleshooting Post Installation Start-up AdjustmentsMaintenance Introduction Inside Front CoverGeneral Hazards Electrical Hazards ‹ Standards IndexBreaker for Bedrooms UNPACKING/INSPECTIONProtection Systems Generator 7 kW, Single Cylinder GH-410 Engine‹ 1.5.2 Engine Specifications‹ 1.5.1 Generator Fuel Requirements Recommendations Reconfiguring the Fuel SystemSystem SET LED Fuel Consumption2 12KW and 15KW, 990CC Engines Transfer SwitchLocation GeneratorBattery Installation BatteryElectrical Checks Check Transfer Switch OperationBefore Initial START-UP Generator Tests Under Load Checking Automatic OperationAdjusting the Regulator Natural GAS only Adjustment Screw1 7 KW Units Engine Governor AdjustmentVoltage Regulator Adjustment 2 12 KW and 15 KW Units‹ 3.2.1 Auto Position BREAK-IN ProcedureAutomatic Transfer Operation ‹ 3.2.2 OFF PositionManual Transfer Operation Sequence of Automatic Operation‹ 3.7.1 LOW OIL Pressure Switch Setting the Exercise Timer‹ 3.5.2 Transfer Back to Utility Power Source ‹ 3.7.2 High Temperature Switch‹ 3.7.4 Overspeed Checking the Engine OIL LevelApproximate Crank Cycle Times Changing the OIL Filter ‹ 4.3.2 OIL Change ProcedureChanging the Engine OIL ‹ 4.3.1 Engine OIL RecommendationsBattery Maintenance Spark PlugsAdjusting GH-410/GT-990 Valve Clearance Cooling System‹ 4.12.2 Return to Service OUT of Service Procedure‹ 4.12.1 Removal from Service Corrosion ProtectionService Schedule Be performed by the nearest Guardian Authorized DealerTroubleshooting Guide Problem Cause CorrectionElectrical Data Customer Battery Utility Battery Charger Utility Connection BCR SW1 Exploded Views and Parts Lists QTY Description Exploded Views and Parts Lists Circuit Breaker 40A X 2P Exploded Views and Parts Lists BOX GTS Load Center Exploded Views and Parts Lists COVER, 12 Position GTS Load Center 140 Sleeve Exploded Views and Parts Lists KNOB, AIR Cleaner 28 31 ADAPTOR, Engine Exploded Views and Parts Lists Stator 12KW Exploded Views and Parts Lists PIN, Piston D20 Exploded Views and Parts Lists SCREW, Taptite M6-1.0X8 Yellow Chrome Engine only Mounting Dimensions Guardian Air-cooled 7 kW, 12 kW and 15 kW Generators Guardian Air-cooled 7 kW, 12 kW and 15 kW Generators PURCHASER’S/OWNER’S Warranty Responsibilities Your Warranty Rights and ObligationsMANUFACTURER’S Emission Control System Warranty Coverage Emission Control System Warranty Emission Related Parts Include the FollowingWarranty Schedule
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