Multiquip LT6D Troubleshooting engine, Engine Troubleshooting, Possible Cause Solution

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		TROUBLESHOOTING (engine)


		Table 12. Engine Troubleshooting

	Symptom	Possible Cause	Solution

		No fuel?	Replenish fuel.

		Air in the fuel system?	Bleed system.

		Water in the fuel system?	Remove water from fuel tank.

		Fuel pipe clogged?	Clean fuel pipe.

		Fuel filter clogged?	Clean or change fuel filter.

		Excessively high viscosity of fuel or engine	Use the specified fuel or engine oil.
		oil at low temperature?	Use the specified fuel or engine oil.
		oil at low temperature?
		Fuel with low cetane number?	Use the specified fuel.

		Fuel leak due to loose injection pipe	Tighten nut.
		retaining nut?	Tighten nut.
		retaining nut?

	Engine does not start.	Incorrect injection timing?	Adjust.
		Fuel cam shaft worn?	Replace.

		Injection nozzle clogged?	Clean injection nozzle.

		Injection pump malfunctioning?	Repair or replace.

		Seizure of crankshaft, camshaft, piston,	Repair or replace.
		cylinder liner or bearing?	Repair or replace.
		cylinder liner or bearing?
		Compression leak from cylinder?	Replace head gasket, tighten cylinder head
		Compression leak from cylinder?	bolt, glow plug and nozzle holder.
			bolt, glow plug and nozzle holder.

		Improper valve timing?	Correct or replace timing gear.

		Piston ring and liner worn?	Replace.

		Excessive valve clearance?	Adjust.

		Battery discharged?	Charge battery.
	Starter does not run.	Starter malfunctioning?	Repair or replace.

		Key switch malfunctioning?	Repair or replace.

		Dead battery?	Replace battery.
	Engine fails to start and	Defective ignition switch?	Replace ignition switch.
	starter does not engage	Defective starter?	Replace starter
		Burned fuse?	Replace fuse.
	Engine fails to start and	Broken preheat circuit?	Check preheat circuit.
	Engine fails to start and	No fuel?	Add diesel fuel.
	starter engages
	starter engages	Defective wiring?	Check wiring.
		Defective wiring?	Check wiring.

LT6D LIGHT TOWER • operation manual — rev. #0 (07/16/13) — page 59

Image 59

Contents Model LT6D Proposition 65 warning Nhtsa Reporting Safety DefectsLT6D Light Tower Table of ContentsAddresses practices not related to personal injury Safety InformationSaFeTY messages SaFeTY sYmBOLsﬁrst aid kit GeneRaL saFeTY„ Always know the location of the nearest ﬁre extinguisherLamp saFeTY Light Tower SafetyAny enclosed or narrow area EngIne saFeTY„ neveR tamper with the factory settings „ The engine of this equipmentFrom fuel vapors or if fuel is spilled on a hot engine FueL saFeTYTOWIng saFeTY „ neveR use fuel as a cleaning agentLoading and Tie-Down on Flatbed Truck TRanspORTIng saFeTY„ neveR use gas piping as an electrical ground ELeCTRICaL saFeTYPower Cord/Cable safety Grounding SafetyEnvIROnmenTaL saFeTY/DeCOmmIssIOnIng BaTTeRY saFeTYLabel must remain with the engine for its entire life EmIssIOns InFORmaTIOnEmission Control Label Lamp Footcandle Plot Lamp footcandle plotTrailer Specifications LT6D SpecificationsGenerator Specifications Engine Specifications Reference Letter Description Dimension DimensionsDimensions Metal Halide Lamps General informationPage Major Components 1 Control Panel Side ComponentsMajor Components 2 Control Panel Side Major Components Front/ Rear Page Control panel Control Panel/Ignition SwitchLED green lights when the engine is OK functioning normal Normal Operation Indicator This alarmKohler Engine Components Engine componentsEngine Oil Check InspectionEngine Servicing Light tower inspectionWipe up any spilled fuel immediately Battery CheckFuel Check Operation in Freezing Weather Cleaning the RadiatorAir Cleaner Fan Belt Tension CoolantLight Power Cable Connections SetupIndoor Installation Lamp power cable connectionsLight tower from rolling Light tower groundingOutriggers and Support Stands Mast Operation Rotating the Mast Deploying the Mast Vertical PositionExtending the Mast Turning On the Lights OperationStarting the Engine VAC Gfci Receptacle Testing the 120 VAC Gfci ReceptacleApplying an External Load 120/240 VAC Twist-Lock ReceptacleFrequency MaintenanceBasic Inspection and Maintenance Inspection/MaintenanceOFF position Air CleanerClean the inside of the cover using a damp cloth General InspectionFuel Addition Service DailyCleaning the Fuel Strainer Replacing Fuel FilterFlushing Out Radiator and Changing Coolant Lamp ReplacementOil Filter Cartridge 200 Hours BeltReplace the pulley and the cable as needed Check Cable WearServicingthe Mast Raise/Lower Cable System Lower the mast to the horizontal resting position Servicingthe Mast Extension Cable SystemStorage Removal From Long Term StorageType Part Number Maintenance TrailersAdjustable Channel Trailer CouplersLeaf Suspension Wheel Hub AdjustmentTRaILeR TOWIng guIDeLInes COmmOn Causes for LOss of TRaILeRCOupLIng to THe TOW veHICLe DRIvIng COnDITIOnsTRaILeR vIn Tag InOpeRaBLe BRaKes, LIgHTs or mIRRORsTRaILeR TOWIng TIps SIDe vIeW mIRRORs ELeCTRICaL COnneCTORTOW veHICLe SuspensIOn sYsTemBaLL COupLeR SaFeTY CHaInsJaCKsTanD COupLeR TYpesLock washer and hitch frame Before coupling trailer, inspect the hitch ball for wearUncoupling the Ball Hitch Attaching safety ChainConnecting Trailer Lights Pintle Coupler and pintle Hook PInTLe COupLeRCoupling Trailer to Tow vehicle pintle Coupler Unsafe Tires, Lug nuts or WheelsBe sure lug nuts are tight before each tow Determining Load Limit of TrailerStep Tighten lug nuts before each towP indicates the tire is for passenger vehicles Determining Load Limit of Tow vehicle stepTIRe FunDamenTaLs Letter Rating Speed Rating Uniform Tire Quality grading standards uTQgsTable a. Speed Rating Replacing Worn or Damaged Tires Tire Safety TipsTable B. Tire Wear Troubleshooting Tire RepairLug nut Torque Requirements Lights and SignalsWheel Rims Wheels, Bearings and Lug nutsSymptom Solution Troubleshooting generatorGenerator Troubleshooting Possible Cause Solution Troubleshooting engineEngine Troubleshooting Symptom Possible Cause Solution Lamp Troubleshooting Troubleshooting lampsLamp starts slowly ARC does not strike Defective Lamp? When switch is first Checking voltage and ballast Turned onReplacement minimizes color differences Clean fixtureBallast Removal Lamp Troubleshooting GuideConnections StartingControl Panel Panel light/hour meter wiring diagramElectronic Components Locator To TB4-11 Wiring diagram Generator/LightsTB3 N Lights locator diagram Lights wiring diagram HERE’S HOW to GET Help