Generac Power Systems 04389-3, 04456-3, 04390-3 owner manual Electronic Voltage Regulator

Page 36

Section 7 — Electrical Data

Air-cooled 7 kW, 12 kW and 15 kW Generators

Electrical Schematic – Single Cylinder – Drawing No. 0E9015

ELECTRONIC

VOLTAGE

REGULATOR

 

 

 

 

 

 

 

 

11

 

 

 

 

 

 

 

11

 

 

 

 

 

 

 

 

22

 

 

 

 

 

22

 

 

 

 

0

3

 

 

 

 

 

 

 

 

 

225A

 

225A

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

 

 

 

 

 

 

 

 

 

224A

 

 

 

 

 

 

 

1

 

BATTERY

 

 

225B

 

 

 

 

 

 

224A

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

225

 

 

 

 

 

 

 

CHARGER

 

 

 

224B

 

 

 

13

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

11

22

0

13

 

 

 

 

2

 

225A

 

 

 

 

224

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

9

9

7

7

BCR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

6

3

4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

13

 

 

224A

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

77

 

 

66

0

14

 

 

 

 

 

 

 

C2-1

 

 

 

 

 

 

 

 

13

 

 

 

 

77

 

 

BATTERY CHARGE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

WINDING

 

 

 

 

 

 

 

 

 

 

 

 

 

77

 

 

 

66

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C2-2

 

 

 

 

 

 

 

 

 

 

 

0

 

 

 

0

 

 

 

 

0

 

 

 

 

 

 

 

 

 

 

C2-4

 

HTO

0

 

0

 

 

 

 

 

 

 

 

 

 

 

 

0

 

 

 

 

 

 

 

 

 

 

 

55

 

 

 

 

 

LOP

11

 

 

 

BA

 

 

 

 

 

 

ENGINE RUN

 

 

 

SW2

 

 

 

 

 

 

 

 

 

 

 

 

C1-4

 

 

 

 

 

 

 

 

 

 

 

0

 

WINDING

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

14

 

22

 

 

 

FIELD

 

 

 

 

(STATOR)

 

 

 

 

 

 

 

 

 

 

0

 

 

 

 

 

 

 

 

C1-3

 

 

 

 

 

 

 

 

 

C2-3

 

 

 

 

4

C2-10

 

 

 

 

C2-9

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4

 

 

 

 

 

 

 

 

4

 

 

 

 

 

 

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

66A

 

6

 

162

C2-11

CB2

 

6

 

0

 

 

 

2

C2-7

 

 

C2-8

 

6

 

2

 

 

 

 

DPE WINDING

 

 

(STATOR)

DIAGRAM KEY

BA - BRUSH ASSEMBLY

BCR - BATTERY CHARGE RELAY

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

CB3 - CIRCUIT BREAKER, EXTERNAL OUTLET, PUSH/PULL D - DIODE

FS - FUEL SOLENOID F1 - FUSE 15 AMP

F2 - FUSE 7.5 AMP

HTO - HIGH OIL TEMPERATURE SWITCH HM - HOUR RUN METER

IM - IGNITION MODULE

LOP - LOW OIL PRESSURE SWITCH SC - STARTER CONTACTOR

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.)

 

 

 

 

 

 

 

 

23

 

 

 

 

 

 

 

 

194

 

351

 

 

4

23

225

14

 

85

 

 

 

 

86

194

224

 

 

 

 

66A

 

 

 

 

1

2

3

4

5

 

 

 

 

 

 

J2

 

 

 

 

 

239

 

 

 

 

 

 

 

 

66A

 

 

 

 

J1

 

 

 

 

 

 

 

 

 

23

 

 

 

 

 

 

4

 

194

 

 

 

 

 

 

 

 

56

 

 

 

 

 

 

6

 

18

 

 

 

 

 

7

14

 

 

 

CONTROL

 

 

8

 

 

 

 

 

 

9

239

 

 

PRINTED CIRCUIT

 

 

 

 

BOARD

 

 

 

 

15A

 

 

 

 

 

 

11

 

17

 

 

 

 

 

 

12

 

 

15

 

 

 

 

 

13

 

 

0

 

 

 

 

 

14

 

225

 

 

 

 

 

 

 

 

224

 

 

 

 

 

16

 

 

 

 

 

 

 

 

17

 

 

 

 

34

Image 36
Contents US Listed Introduction Authorized Dealer LocationPost Installation Start-up Adjustments MaintenanceTroubleshooting Introduction Inside Front Cover Warning   Electrical Hazards  ‹ Standards IndexUNPACKING/INSPECTION Protection SystemsBreaker for Bedrooms Generator GfciSpecifications ‹ 1.5.1 Generator‹ 1.5.2 Engine Reconfiguring the Fuel System System SET LEDFuel Requirements Recommendations Fuel ConsumptionLocation ‹ 1.9.2 12KW and 15KW, V-TWIN Engines‹ 1.10.1 Generator Battery Installation Battery‹ 1.10.2 Transfer Switch 10.2.1 7 kW, 12 kW and 15 kW UnitsCheck Transfer Switch Operation Before Initial START-UPElectrical Checks Generator Tests Under Load Checking Automatic OperationAdjusting the Regulator Natural GAS only Adjustment ScrewEngine Governor Adjustment ‹ 2.7.2 12 KW and 15 KW Units‹ 2.7.1 7 KW Units Voltage Regulator Adjustment BREAK-IN Procedure‹ 3.2.1 Auto Position ‹ 3.3.1 12 VDC Accessory Outlet Automatic Transfer OperationSequence of Automatic Operation ‹ 3.2.2 OFF Position‹ 3.5.2 Transfer Back to Utility Power Source Manual Transfer OperationSetting the Exercise Timer ‹ 3.7.2 High Temperature Switch‹ 3.7.1 LOW OIL Pressure Switch ‹ 3.7.3 OvercrankFuses Checking the Engine OIL Level‹ 3.7.4 Overspeed ‹ 4.3.2 OIL Change Procedure Changing the Engine OILChanging the OIL Filter ‹ 4.3.1 Engine OIL RecommendationsBattery Maintenance Spark PlugsValve Clearance Cooling SystemOUT of Service Procedure ‹ 4.12.1 Removal from Service‹ 4.12.2 Return to Service Corrosion ProtectionService Schedule Be performed by the nearest Authorized DealerTroubleshooting Guide Problem Cause CorrectionAir-cooled 7 kW, 12 kW and 15 kW Generators Air-cooled 7 kW, 12 kW and 15 kW Generators Air-cooled 7 kW, 12 kW and 15 kW Generators Electrical Data Customer Connection Battery 1VA Engine Wiring Control Panel BOX Electronic Voltage Regulator Utility Electrical Data Electrical Data Electrical Data Electrical Data ATS N1A N2A Exploded Views and Parts Lists Part NO. QTY. Description Exploded Views and Parts Lists Part NO. QTY Description Exploded Views and Parts Lists QTY Description Exploded Views and Parts Lists COVER, 12 Circuit GTS Load Center 1310 Sleeve 124 125 139 136 135 123 120 137 143 133 134 132 KNOB, AIR Cleaner Exploded Views and Parts Lists QTY 32 31 Stator 12KW Exploded Views and Parts Lists PIN, Piston D20 Exploded Views and Parts Lists SCREW, Taptite M6-1.0X8 Yellow Chrome 7KW Mounting Dimensions Your Warranty Rights and Obligations MANUFACTURER’S Emission Control System Warranty CoveragePURCHASER’S/OWNER’S Warranty Responsibilities Emission Control System Warranty Emission Related Parts Include the FollowingWarranty Schedule

04389-3, 04456-3, 04390-3 specifications

Generac Power Systems has established itself as a leading name in power generation equipment, and models 04389-3, 04456-3, and 04390-3 exemplify the company’s commitment to reliability and technology. These models are particularly popular among homeowners and businesses that need dependable backup power solutions.

The Generac 04389-3 is a 22 kW standby generator designed to provide seamless power during outages. It boasts a powerful 999cc engine that can handle heavy loads, making it suitable for larger homes or commercial settings. The generator features Generac’s patented True Power Technology, which ensures clean and stable power delivery, making it safe for sensitive electronics. It also comes equipped with an innovative shutdown system that prevents damage during low oil conditions and features a five-year limited warranty for added peace of mind.

Similarly, the 04456-3 model also serves as a robust standby generator, offering 24 kW of power output. This model highlights an advanced alternator that provides a reliable source of energy for running essential appliances like refrigerators, air conditioners, and heating systems. The 04456-3 includes an automatic exercise mode, allowing it to run tests periodically to ensure it’s always ready to operate when needed. Additionally, it utilizes a user-friendly digital controller that simplifies monitoring and operational management.

The Generac 04390-3 model offers a slightly lower output at 20 kW but retains high efficiency and reliability. Like its counterparts, it features an innovative design that operates quietly while delivering consistent power. This model is particularly aimed at residential users who require dependable backup solutions without the noise commonly associated with generators. It incorporates Generac’s Smart Management modules, enabling users to manage power loads effectively and avoid overloading the system.

All three models benefit from Generac’s Mobile Link technology, which enables remote monitoring via mobile devices. This feature allows users to check the status of their generators, including maintenance alerts and operational history, providing a convenient way to manage energy needs. In summary, Generac models 04389-3, 04456-3, and 04390-3 offer cutting-edge features, dependable technology, and robust capabilities, making them an ideal choice for anyone seeking reliable backup power solutions.