Manuals / Carrier / Lawn and Garden / Portable Generator

Carrier 69UG15 Engine Will Not Shut Off, Starter Motor Malfunction, Remedy, Condition, Reference

Models: 69UG15

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			REMEDY/
	CONDITION	POSSIBLE CAUSE	REFERENCE
			SECTION
	3.1.3 Engine Will Not Shut Off

	Engine will not shut off	Loose ground connection	Clean/Tighten
	Engine will not shut off	Improperly seated fuel solenoid	Correct
		Improperly seated fuel solenoid	Correct

	3.1.4 Starter Motor Malfunction

		Battery insufficiently charged	Charge
		Battery cable connections loose or oxidized	Check/Replace
		Battery cables defective	Check/Replace
	Starter motor will not crank or turns	Starter brushes shorted out	Engine Manual
	slowly	Starter brushes hang up, defective or have no contact	Engine Manual
		Starter solenoid damaged	Engine Manual
		Ignition switch defective	Replace
		Engine lube oil too heavy	Section 1.10.f.

	Starter motor turns, but pinion does	Pinion or ring gear obstructed or worn	Engine Manual
	not engage

	Starter motor does not disengage	Ignition switch is bad	Check/Replace
	after switch has been released	Starter motor solenoid is bad	Engine Manual

	Pinion does not disengage after	Starter is bad	Engine Manual
	engine is running

	3.1.5 Malfunction In The Engine Starting Circuit

	No power to starter motor solenoid	Battery defective	Correct
	No power to starter motor solenoid	Loose electrical connections	Tighten
		Loose electrical connections	Tighten

		Battery defective	Correct
		Loose electrical connections	Tighten
		Oil pressure switch defective	Section 1.8
	Fuel solenoid does not energize or	Water temperature safety switch open	Section 1.8
	Fuel solenoid does not energize or	Fuel solenoid defective	Engine Manual
	does not remain energized	Fuel solenoid defective	Engine Manual
	does not remain energized	Intake heater switch is bad	Check
		Intake heater switch is bad	Check
		Electronic governor module is bad	(Engine Manual)
		Electronic governor module is bad	Replace
			Replace
			(Section 4.4.15)
			Check/Replace

		Intake heater switch is bad	Section 4.4.15
	Intake heater does not energize	Timer is bad	Section 4.4.15
	Intake heater does not energize	Heater element is bad	Section 4.4.15
		Heater element is bad	Section 4.4.15
		Heater relay is bad	Section 4.4.15

T-343

3--2

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Carrier 69UG15 Engine Will Not Shut Off, Starter Motor Malfunction, Malfunction In The Engine Starting Circuit, Remedy

Contents

Diesel Generator Set OPERATION AND SERVICE for 69UG15 Generator Set UnitsPID UG1450 and Higher T--343 RevMODEL 69UG15 Safety--i TABLE OF CONTENTSPARAGRAPH NUMBER Page4--1 TABLE OF CONTENTS - Continued5--1 PARAGRAPH NUMBERLIST OF TABLES LIST OF ILLUSTRATIONSFIGURE NUMBER TABLE NUMBERGENERAL SAFETY NOTICES SAFETY SUMMARYOPERATING PRECAUTIONS MAINTENANCE PRECAUTIONSDo not use gasoline to clean air cleaner parts Never open the radiator cap when the cool- ant is hotSPECIFIC WARNING AND CAUTION STATEMENTS Never pour cold water into a hot engineEngine Parts List 1.2 CONFIGURATION IDENTIFICATIONSECTION DESCRIPTION 1.1 INTRODUCTIONElectrical Wiring Table 1-1 Model ChartSchematic and Diagram Figures460 VOLT 230 VOLTFigure 1-1 Generator Set Page 1.5.2 Alternating Current Generator Diagram Figure 1-3 Fuel System Diagram1.3 ENGINE 1.3.1 Electronic Governor Module1.6 BATTERY CHARGER Figure 1-5 A--C Generator Circuit Diagram1.7 OPERATING CONTROLS AND INSTRUMENTS 1.7.1 Introduction 1.7.2 Control Panel and Related Components a. Gauges and Senders1.8 SAFETY DEVICES c. Manual Switchesb. Meters CONTROLFigure 1-8 Auto Restart Control Box and Panel Figure 1-7 Customer Specific Control Panel and BoxCONTROL CONTROLIndicator Table 1-2 Auto Restart Preset ValuesPreset Value DescriptionIntake Table 1-3 Auto Restart Sequencing ContinuedEngine EngineSwitch Setting Table 1-4 Safety DevicesSafety Switch BATTERY CHARGER1.10 ENGINE DATA Continued Outdoor TemperatureCentigrade WinterSECTION 2 OPERATION 2.1 GENERATOR SET INSTALLATIONCONTAINER FLOOR CROSS I---BEAMS REAR OF CHASSISFigure 2-2 Typical Generator Set Mounting - Quick Mount VIEW A - A2.2 GENERATOR SET REMOVAL CONTAINER FLOOR CROSS I---BEAMS2.3 STARTING AND STOPPING INSTRUCTIONS 2.3.1 Pre-Start Inspection Ambient Temperature2.3.2 Starting Instructions COLD ENGINE PREHEAT TIMES2.4.1 Sequence of Operation a. Standard Units 2.4 CONTROL CIRCUIT OPERATIONBeware of moving poly V-Belt and belt driv- en components REMEDY SECTION TROUBLESHOOTINGCONDITION POSSIBLE CAUSE3.1.4 Starter Motor Malfunction 3.1.3 Engine Will Not Shut Off3.1.5 Malfunction In The Engine Starting Circuit REMEDY3.2 BATTERY CHARGER SOLID STATE 3.1.6 Miscellaneous Engine TroubleshootingREMEDY CONDITION3.3 ALTERNATING CURRENT GENERATOR 3.2 BATTERY CHARGER SOLID STATE CONTINUEDREMEDY CONDITION3.4 AUTO RE-START OPTION 3.3 ALTERNATING CURRENT GENERATOR CONTINUEDREMEDY CONDITIONREMEDY 3.4 AUTO RE-START OPTION CONTINUEDCONDITION POSSIBLE CAUSE4.2 PREVENTATIVE MAINTENANCE SCHEDULE SECTION SERVICE AND PREVENTIVE MAINTENANCE4.3 BATTERY SERVICE 4.4 ENGINE SERVICE AND COMPONENTS 4.4.1 Bleeding the Fuel SystemStandard Service Table 4-1 Preventative Maintenance Actions and ScheduleService Description of Procedure22.Clean crankcase breather Table 4-1 Preventative Maintenance Actions and Schedule Continued25.Clean and flush coolant system 28.Check and adjust injector nozzles4.4.8 Servicing Heater Switch 1. Remove control box cover 4.4.7 Servicing Low Oil Pressure SwitchNever open the radiator cap when the coolant is hot 4.4.9 Servicing Poly V-belt4.4.13 Engine Air Cleaner ATTEMPT TO ADJUST ENGINE SPEEDb. Air Filter Indicator c. Service Procedure Dry Element4.5.1 Preventative Maintenance and Operating Precautions Figure 4-4 Air Filter Oil Bath Type e. Service - Body Assembly4.4.14 Engine Crankcase Breather Figure 4-5 Engine Crankcase Breather 4.4.15 Servicing Intake Heaterb. Winding Insulation Testing d. Terminal Strip CleaningWire b. Generator Windings Drying4.5.3 Bearing Replacement c. Diode TestingFigure 4-7 A-C Generator Rectifier Assembly 4.5.4 Generator Removal and Installation a. Removing the GeneratorFRAME TRUSSUNIDRIVE 1. Boltb. Engine Isolator/Shockmount Replacement 4.6.2 Check and Replace Isolators/Shockmounts a. Replacement Criteriac. Generator Shockmount Replacement INSTALL MOUNTENGINE & GENERATOR SHOCKMOUNTS/ISOLATORS - TOP VIEW 4.7 UNIDRIVE TORQUE REQUIREMENTSENGINE MOUNT - RIGHT SIDE VIEW Figure 4-11 Unidrive Torque RequirementsFigure 5-1 Schematic Diagram - Legend SECTION SCHEMATICS5.1 INTRODUCTION Based On Drawings 62-11411-00 Rev Figure 5-2 Schematic Diagram62-11414-00 Rev For Applicability, Refer to TableWHEN PE IS NOT FITTED, OUTPUT GROUND WIRES Figure 5-3 Schematic Diagram 460 Volt Alternating Current GeneratorARE CONNECTED DIRECTLY AT GENERATOR TERMI NAL STRIP TERMINAL T10 Based On Drawings 62-11411-00 Rev Figure 5-4 Schematic Diagram 230 Volt Alternating Current Generator62-11414-00 Rev For Applicability, Refer to TableBased On Drawing 62-11413-00 Rev A Figure 5-5 Schematic Diagram - LegendApplies to Figures 5--5Based On Drawing 62-11413-00 Rev A Figure 5-6 Schematic DiagramFor Applicability, Refer to Table T-343Based On Drawing 62-11413-00 Rev A Figure 5-7 Schematic Diagram 460 Volt Alternating Current GeneratorFor Applicability, Refer to Table 5--7Page INDEX Continued Container Products Group P.O. Box Syracuse, N.Y. 13221 U.S A Carrier Transicold Division Carrier Corporation