Magni RTH 4.18, Use And Maintenance Manual

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114 MAINTENANCE
Cause Solution
Incorrect adjustment of valve play Correct the adjustment
Compression not good in one or more cylinders Check the compression ratio
ECU or sensors fault Check the electrical connections.
Engine – excessive noise
Cause Solution
Slipping of transmission belt, tension insufficient
or excessive Check the belt tensioner and inspect the belt.
Make sure the pulley rotation is not hindered
Coolant temperature sensor fault
Check the sensor electrical connection.
Check the working of the sensor.
Fuel dirty or non conforming
SWITCH THE ENGINE OFF.
Replace the fuel filters.
Run the engine with correct fuel.
Incorrect adjustment of valve play
Correct the adjustment. Make sure the rod and equaliser
mechanism is not damaged or worn
Noise coming from engine block Contact your dealer immediately
Engine – reduced power
Cause Solution
No fuel in tank Refuel.
Oil level not correct Check the level
Engine overload Check the presence of overloads due to faulty auxiliary parts
Fuel dirty or non conforming
SWITCH THE ENGINE OFF.
Replace the fuel filters.
Run the engine with correct fuel.
Fault in turbocompressor Contact your dealer
Leakage in fuel circuit
Replace the defective connections.
DO NOT try to carry out repairs.
Fuel supply obstructed
Check for blockage along the line. Check the state of the
filters and replace if necessary.
Air in the fuel Check the absence of air returning to the circuit