Generac 004373-2, 004626-1, 004626-1, 004373-2 owner manual 4640 31 33

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Section 7 — Exploded Views and Parts Lists

(Model Nos. 004373-2 & 004626-1) Guardian Liquid-cooled 40 kW Generator Engine Common Parts – Drawing No. 0A4304-L

17

16

12

1

9

7

8

	41
		4640	26	34	35	4
43	25	21			19	31 33 5
40	39				20
43 22			34		34	6
40			35		37
45 23					24
45 23			40	42

15	38
	34

26

47	18	30
	28	29
	27	2
		2
		44
	14
	3
	34
13	36
	11
	10

31

32

36 Generac® Power Systems, Inc.

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Contents Power SYSTEMS, INC Introduction Authorized Dealer LocationMaintenance Safety Rules General InformationInstallation Section Installation Drawings 56-57 Warranty Back CoverGeneral Hazards Electrical Hazards Generator Prepackaged Transfer SwitchUNPACKING/INSPECTION Generator AC Connection SystemsEngine Protective Devices SpecificationsMain Circuit Breaker Engine Fuel Requirements RecommendationsGenerator and Load Compatibility Conversion to LP GAS VaporAIR Fuel Ratio Controller CoolantEmissions Control System Nfpa Standards Standby Generator InstallationBasic Standby Electric System Other Published StandardsGTS Type Engineered Switch Transfer Switch Start Signal ConnectionsPre-Packaged Type Switch Emergency Circuit Isolation MethodVented Batteries Battery InstallationPreparation Before START-UP Prior to Initial START-UP Using the AUTO/OFF/MANUAL Switch Automatic Transfer Operation OFF PositionManual Position Sequence of Automatic OperationWeekly Exercise Cycle Checking the Engine OIL LevelChanging the Engine OIL and Filter Oil and Filter Change ProcedureChanging the Engine AIR Cleaner Engine Oil RecommendationsBattery Maintenance Spark PlugsOverload Protection for Engine DC Electrical System Miscellaneous MaintenanceCleaning the Generator DC FuseReturn To Service OUT of Service ProcedureRemoval From Service Service Schedule SYSTEM/COMPONENT Procedure FrequencyTroubleshooting Guide Problem Cause CorrectionElectrical Data Section Generac Generac Power Systems,Inc Electrical Data Electrical Data Electrical Data Wiring Diagram Customer Connection Power Systems Inc HRSPart NO. QTY. Description Generators Part NO. QTY Description Part NO.QTY Description QTY Description 4640 31 33 Part NO.QTY. Description Washer Flat 3/8-M10 ZincExploded Views and Parts Lists Flywhl 4.3L GM SAE Stator Leads Scrolldetail To Engine Flywheel QTY Description Part NO. QTY Assembly Cover Access Description QTYRadiator Copper Brass Gasket Carburetor Adaptor Gasket Carb Impco QTY. Description To CarburetorSupport Solenoid NAT GAS QTY. Description To Starter Solenoid RED Black To Engine Block ALT Leads Sensing Wire Siemens FD 3 Pole QTY Description Exploded Views and Parts Lists Part NO. QTY. Description Muffler 2-1/2 INLET/OUTLET Guardian Liquid-cooled 40 kW Generators Installation Drawings 12V Battery see Note Lifting EYE Places Warranty Schedule This Warranty Shall not Apply to the Following