Generac 004373-3, 004626-2, 004373-3 , 004626-2 owner manual Engine 4.3L GM

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Section 7 — Exploded Views and Parts Lists

(Model Nos. 004373-3 & 004626-2) Guardian Liquid-cooled 40 kW Generators

Engine – Drawing No. 0D6980-A

ITEM

PART NO.

QTY.

DESCRIPTION

1

0A9046

1

ENGINE 4.3L GM

2

0A9118A

1

FLYWHL 4.3L GM SAE

3

070022

1

WASHER STAR M12 EXT

4

0A6021

6

SCREW HHC 7/16-20 X 1 G8

6

059056A

1

STARTER 5.7L/7.4L GM

8

0A9050

2

BOLT STARTER 4.3L

9

022237

17

WASHER LOCK 3/8

10

045772

1

NUT HEX M10-1.5 G8 YEL CHR

11

049226

1

WASHER LOCK M5

12

051716

1

NUT HEX M5-0.8 G8 YEL CHR

13

0A4244

1

CONNECTOR COIL TO DISTRIBUTOR

14

0A4215

1

DIP STICK 4.3L GM

15

0A4231

1

TUBE DIP STICK 4.3L

16

059057

10"

HOSE 3/4 ID SAE-30R2

17

0A2440

2

GASKET THERMOSET

18

026568

2

SCREW HHC 3/8-16 X 2-3/4 G5

19

099729A

1

HOUSING THERM IMPREX

20

061012

1

PLUG STD PIPE 1/8 SOCKET HEAD

21

069939

1

HOUSING THERMOSTAT/WATER INLET

22

035606

1

SENSOR HI COOLANT SHUTDOWN

23

0A4930B

1

HEAT SHIELD RIGHT

24

0A4084

1

MOUNT ENGINE

25

029745

3

SCREW HHC 3/8-16 X 1 G5

26

044101

2

BRACKET SUPPORT SPARK PLUG WIRE

27

023152

2

SCREW HHC 3/8-16 X 3/4 G5

28

022131

2

WASHER FLAT 3/8-M10 ZINC

29

058030

2

RETAINER PLUG WIRES

30

0A4085

1

GASKET EXHAUST MANIFOLD

31

0A3928

1

MANIFOLD RIGHT EXHAUST

32

0C7947

2

BOLT U 3/8-16 X 2.50

33

057794

2

RETAINER SPARK PLUG WIRES

34

0A4277

1

WIRES SPARK PLUG 4.3L

35

022241

4

NUT HEX 3/8-16 STEEL

36

057795

1

CONNECTOR C/C VENT

37

048191

2

PIN DOWEL M10 X 24

38

032303

6

SCREW HHC 3/8-16 X 3-1/2 G5

39

0A3852

3

PLATE FLEX GM

40

098239

1

CASTING ADAPTOR

41

057522

1

SENSOR COOLANT LEVEL

42

0D2244M

1

ASSY MAGPICKUP (3/8-24 MALE) (MODEL 004626 0NLY)

43

075885

1

THERMOSTAT 195 DEG

*0D6979 140KW GUARDIAN WIRE HARNESS (NOT SHOWN FOR MOD. 004626-0)

*0A4308 1HARNESS 4.3L STD WIRE (NOT SHOWN FOR MOD. 004373-1)

Generac® Power Systems, Inc. 43

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Contents Liquid-cooled, Prepackaged Standby Generators Authorized Dealer Location IntroductionIntroduction Inside Front Cover General Hazards Electrical Hazards UNPACKING/INSPECTION Prepackaged Transfer SwitchGenerator Generator AC Connection SystemsSpecifications Main Circuit BreakerEngine Protective Devices ‹ 1.9.1 Conversion to LP GAS Vapor Fuel Requirements RecommendationsEmissions Control System Coolant‹ 1.12.1 AIR Fuel Ratio Controller Basic Standby Electric System Standby Generator InstallationNfpa Standards Other Published Standards‹ 2.6.1 PRE-PACKAGED Type Switch Transfer Switch Start Signal ConnectionsMethod Grounding the GeneratorBattery Installation Preparation Before START-UP‹ 2.7.1 Vented Batteries ‹ 2.8.1 Prior to Initial START-UP ‹ 2.8.2 Transfer SwitchUsing the AUTO/OFF/MANUAL Switch Sequence of Automatic Operation Engine Heater‹ 3.2.3 Manual Position Checking the Engine OIL Level Weekly Exercise Cycle‹ 4.2.2 OIL and Filter Change Procedure Changing the Engine AIR CleanerChanging the Engine OIL and Filter ‹ 4.2.1 Engine OIL RecommendationsBattery Maintenance ‹ 4.5.1 Battery ReplacementSpark Plugs Cooling System Miscellaneous MaintenanceOverload Protection for DC FuseOUT of Service Procedure ‹ 4.11.1 Removal from Service‹ 4.11.2 Return to Service SYSTEM/COMPONENT Procedure Frequency Service ScheduleProblem Cause Correction Troubleshooting GuideElectrical Data Not Used on Guardian Unit Electrical Data TS1 Generator D4992-A Model No Section 40 kW 0D6974 KW Generators No D6975 27 *28 Drain Pan To Oil On Oil QTY Description Base Frame Assembly M6 Hinge Panel Face Panel BTM & Back Control VDC Panel Face Cover Plate AVR ALT Leads Sensing Wire QTY Flywheel Engine Stator Leads Detail Scroll Washer Lock M12 Exploded Views and Parts Lists Engine 4.3L GM Exploded Views and Parts Lists MOUNT, Engine R & L To Thermostat Housing To Engine Block To Starter Solenoid RED Black To Engine Block Part KIT Radiator Copper Brass DIA. Clamp ASSEMBLY2 Compartment NUT Wing 1/4-20 Nylk To Stepper Motor Support Solenoid NAT GAS Attach to REGULATOR, N/G R600S Exploded Views and Parts Lists Muffler Catalyst 4.3L Assembly Motor Stepper Guardian Liquid-cooled 40 kW Generators Your Warranty Rights and Obligations MANUFACTURER’S Emission Control System Warranty CoveragePURCHASER’S/OWNER’S Warranty Responsibilities Emission Related Parts Include the Following Emission Control System WarrantyThis Warranty Shall not Apply to the Following Warranty Schedule

004373-3, 004626-2, 004373-3 , 004626-2 specifications

Generac is a leader in the power generation industry, known for its reliable and innovative products. Among its extensive range of offerings, two models stand out: the Generac 004373-3 and the 004626-2. These models represent the cutting edge of home standby generators.

The Generac 004373-3 is designed to provide seamless power during outages, ensuring that homes remain comfortable and functional. One of its main features is the automatic transfer switch, which detects a power outage and activates the generator within seconds. This automatic response eliminates the need for manual intervention, allowing homeowners to go about their lives without interruption.

This model is equipped with a durable engine that runs on liquid propane or natural gas, providing flexibility depending on the availability of fuel sources. The 004373-3 has an impressive power output, capable of powering essential household appliances, including refrigerators, heating systems, and lights. Its compact design allows for easy installation, making it suitable for a variety of home sizes.

On the other hand, the Generac 004626-2 also focuses on providing reliable power but with additional advanced features. One of its key characteristics is the True Power Technology, which delivers clean and stable power, making it ideal for sensitive electronics and appliances. This feature is crucial for households that rely on digital devices, protecting them from fluctuations that could potentially cause damage.

Additionally, the 004626-2 comes with a user-friendly control panel that allows for easy monitoring and adjustments. The model also incorporates Smart Management Technology, which enables users to manage their power consumption effectively. This technology allows homeowners to prioritize the most critical circuits, ensuring essential services remain operational during outages.

Both models emphasize ease of maintenance, with a design that facilitates access to components for servicing. Generac generators are known for meeting high standards of quality, ensuring reliability and longevity. With their advanced technologies and robust features, the Generac 004373-3 and 004626-2 provide peace of mind, allowing homeowners to remain connected and powered, no matter the circumstances. Whether for unexpected outages or planned maintenance, Generac continues to set the standard in home power solutions.