Engine Malfunctions - Fayat Group DYNAPAC DRP70D Operating Instruction

Troubleshooting – Engine malfunctions

9.5 Engine malfunctions

Fault
The engine is hard
to start or does not
start at all
Engine does not
start or starts poorly
at low temperatures
Engine ignites, but
does not run
The starter does
not switch on or the
engine does not
crank.
Engine stops
106
Possible cause
Fuel tank empty
Fuel filter clogged
Fuel lines leaking
The fuel shut-off valve has triggered auto-
matically
Incorrect valve clearance
Wear on cylinder or piston rings
Injection nozzle out of order
Fuel filter clogged by paraffin separation
Engine oil with wrong SAE viscosity class Changing the engine oil
Insufficiently charged battery
Fuel filter clogged
Main fuse broken
Battery or other cables not connected
correctly
Battery defective or not charged
Starter defective
Fuel tank empty
Fuel filter clogged
Tank ventilation blocked
Air in the fuel system
Remedy
Check the fuel level, top up if necessary
Check the fuel filter, replace if necessary
Check the fuel lines
Check the engine oil level, top up if nec-
essary.
Check the fuel level, top up if necessary.
If necessary, check other causes for trig-
gering.
Bleed the fuel system by means of the
ventilation lever on the fuel shut-off valve.
Check the valve clearance, adjust if nec-
essary
Have it checked by qualified expert per-
sonnel
Have it checked by qualified expert per-
sonnel
Change the fuel filter, use winter fuel
Check the battery, charge if necessary
Check the fuel filter, replace if necessary
Replace main fuse
Check
Check the battery, charge or replace if
necessary
Replace the starter
Check the fuel level, top up if necessary
Replacing the fuel filter
Ensure sufficient ventilation of the tank
Check the fuel system for air entry.
Check the ventilation valve.
DRP70D