MT-76D2TAMPING RAMMER — TROUBLESHOOTING

TABLE 4. ENGINE TROUBLESHOOTING

SYMPTOM

POSSIBLE PROBLEM

SOLUTION

 

 

 

 

Speed control lever is in "STOP" position?

Set speed control lever to "START" position.

 

 

 

 

No fuel reaching injection pump?

Add fuel. Check entire fuel system.

 

 

 

 

Defective fuel pump?

Replace fuel pump.

 

 

 

 

Fuel filter clogged?

Replace fuel filter and clean tank.

 

 

 

Engine will not start or start is

Faulty fuel supply line?

Replace or repair fuel line.

 

 

delayed, although engine can

Compression too low?

Check piston, cylinder and valves. Adjust or

be turned over.

repair per engine repair manual.

 

 

 

 

 

Fuel injector not working correctly?

Repair or replace injector in accordance with

 

engine repair manual.

 

 

 

 

 

 

Oil pressure too low?

Check engine oil pressure.

 

 

 

 

Low starting temperature limit exceeded

Comply with cold starting instructions and

 

proper oil viscosity.

 

 

 

 

 

 

 

Check whether clear (not turbid) fuel emerges

 

 

from the fuel line (detach from injection

 

Fuel separates has inadequate resistance to

pump). If the fuel is turbid or separated, warm

At low temperatures engine will

low temperatures?

up the engine or drain the complete fuel

 

supply system. Refuel with winter grade diesel

not start.

 

 

fuel.

 

 

 

 

 

 

Engine oil too thick?

Refill engine crankcase with correct type of oil

 

for winter environment.

 

 

 

 

 

Engine fires but stops soon as

Fuel filter blocked?

Replace fuel filter.

 

 

starter is switched off.

Fuel supply blocked?

Check the entire fuel system.

 

 

 

 

Engine stops by itself during

Fuel tank empty?

Add fuel.

 

 

normal operation.

Fuel filter blocked?

Replace fuel filter.

 

 

 

 

 

Fuel tank empty?

Fill with No.2 diesel fuel.

 

 

 

 

Fuel filter clogged?

Replace fuel filter.

 

 

 

Low engine power, output and

Fuel tank venting is inadequate?

Ensure that tank is adequately vented.

speed.

 

 

Speed control lever does not remain in

See engine manual for corrective action.

 

 

selected position?

 

 

 

 

 

Engine oil level too full?

Correct engine oil level?

 

 

 

Low engine power output and

Air filter blocked?

Clean or replace air filter.

 

 

 

Adjust valves per engine specification.

low speed, black exhaust

Incorrect valve clearances?

smoke.

 

 

Malfunction at injector?

See engine manual.

 

 

 

 

PAGE 20 — MT-76D2 TAMPING RAMMER — OPERATION AND PARTS MANUAL — REV. #5 (11/08/07)

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Multiquip manual MT-76D2TAMPING Rammer Troubleshooting, Engine Troubleshooting