Troubleshooting engine | Multiquip LS600P manual

troubleshooting (engine)

Troubleshooting (Diesel engine)

Symptom	Possible Problem	Solution

	No Fuel reaching injection pump?	Add fuel. Check entire fuel system.

	Defective fuel pump?	Replace fuel pump.

	Fuel fi lter clogged?	Replace fuel fi lter and clean tank.

	Faulty fuel supply line?	Replace or repair fuel line.

	Compression too low?	Check piston, cylinder and valves. Adjust or
	Compression too low?	repair per engine repair manual.
Engine will not start or start is delayed,		repair per engine repair manual.
Engine will not start or start is delayed,	Fuel pump not working correctly?	Repair or replace fuel pump.
although engine can be turned over.	Fuel pump not working correctly?	Repair or replace fuel pump.
although engine can be turned over.	Oil pressure too low?	Check engine oil pressure.
	Oil pressure too low?	Check engine oil pressure.
	Low starting temperature limit exceeded?	Comply with cold starting instructions and
	Low starting temperature limit exceeded?	proper oil viscosity.
		proper oil viscosity.

	Defective battery?	Charge or replace battery.

	Air or water mixed in fuel system?	Check carefully for loosened fuel line
	Air or water mixed in fuel system?	coupling, loose cap nut, etc.
		coupling, loose cap nut, etc.

	Engine oil too thick?	Refi ll engine crankcase with correct type of
At low temperatures engine will not start.	Engine oil too thick?	oil for winter environment.
At low temperatures engine will not start.		oil for winter environment.
	Defective battery?	Replace battery.

Engine fi res but stops soon as starter is	Fuel fi lter blocked?	Replace fuel fi lter.

	Fuel supply blocked?	Check the entire fuel system.
switched off.	Fuel supply blocked?	Check the entire fuel system.

	Defective fuel pump?	Replace fuel pump.
	Defective fuel pump?	Replace fuel pump.

	Fuel tank empty?	Add fuel.

Engine stops by itself during normal	Fuel fi lter blocked?	Replace fuel fi lter.

	Defective fuel pump?	Replace fuel pump.
operation.	Defective fuel pump?	Replace fuel pump.
operation.
	Mechanical oil pressure shutdown sensor	Add oil. Replace low oil shutdown sensor if
	stops the engine due to low oil?	necessary.
	Fuel tank empty?	Replace fuel fi lter.
	Fuel fi lter clogged?	Replace fuel fi lter.
	Fuel tank venting is inadequate?	Ensure that tank is adequately vented.
	Leaks at pipe unions?	Check threaded pipe unions tape and tighten
	Leaks at pipe unions?	unions a required.
		unions a required.
Low engine power, output and speed.
Low engine power, output and speed.	Speed control lever does not remain in	See engine manual for corrective action.
	Speed control lever does not remain in
	selected position?
	selected position?

	Engine oil level too full?	Correct engine oil level.

		Use No. 2-D diesel fuel only. Check the fuel
	Injection pump wear?	injection pump element and delivery valve
		assembly and replace as necessary.

MAYCO LS600P CONCRETE PUMP • operation manual — rev. #0 (05/13/13) — page 75

LS600P specifications

The Multiquip LS600P is an innovative solution in the realm of construction machinery, designed to meet the demanding needs of modern job sites. This versatile piece of equipment is particularly noteworthy for its performance capabilities, fuel efficiency, and user-friendly design, making it an essential addition for contractors seeking reliability and efficiency.

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