Table 4-1. Organizational Preventive Maintenance Checks and Services Monthly Schedule — ContinuedItemNo.89101112ItemTo BeInspectedGASOLINEENGINEASSEMBLYProceduresCheck for and have Repaired,Replaced, Adjusted asNecessaryCheck for damage to engine assembly andcomponents. Insure spark arrestor is presentand in working condition. Insure enginestarts and runs properly. Check for fuelleaks. (REFER TO TM 5-2805-257-14.)R e p l a c e d e f e c t i v e s p a r k a r r e s t o r .Locate fuel leaks, repair or notify DirectSupport Maintenance.WARNINGFor Readiness Reporting,Equipment is Not ReadIyAvailable If:Evidence of fuel leaking.Missing or defective sparkarrestor.Engine inoperative.Disconnect intervehicle cable from vehicle before maintaining or replacingelectrical components.ELECTRICMOTOR (EMD)ELECTRICALJUNCTIONBOX (EMD)lNTER-VEHICLECABLEON-OFFSWITCHCABLEASSEMBLY( E M D)check for proper connections, loos emounting hardware. Check for properoperation.If motor is defective, notify Direct SupportMaintenance.Check for damaged receptacles, housing,or cover gasket. Inspect relay switch insidejunction box for loose or corroded terminalsand connectors.Clean corroded connections, replacedefective parts.Check cable assembly and connectors fordamage. Test for continuity.Replace defective partsCheck switch for proper operation. Checkcable and connector for damage and con-tinuity Replace switch and cable assemblyof defective connector.Motor inoperative.Electrical spark atmotor.exterior ofDefective relay switch.Electrical spark at exteriorof junction box.Excessively damaged cableor connectors which couldcause electrical spark, orcreate an unserviceablecondition.Switch inoperative.Damaged cable assemblywhich could cause electricalspark.4-7TM5-4930-230-13
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