User Manual

216
FAULTS AND REMEDIAL ACTIONS
1.4 General faults
1. Engine does not start
Cause
Air in the fuel system.
Fuel system clogged with dirt.
In very cold conditions: failing cold-start system.
In winter, at temperatures under -5 C: fuel feed
blocked by ice or paraffin.
No starter contact / faulty starter unit.
No power supply to electric shut-off.
Remedial Action
Bleed air from the fuel system.
Clean the filter inlet. If necessary, change filter
box; vent system.
Flame heater system needs repair (in workshop).
Unblock filter duct and fuel filter. Use to winter-
grade fuel. Bleed air from system.
Main shift lever in neutral (starter lockout!).
Check power connection of battery starter.
Check fuses and connectors.
2. Engine cuts out
Cause
Remedial Action
Air in the fuel system.
Bleed air from the fuel system.
Fuel system clogged with dirt.
Clean the filter inlet. If necessary, replace filter
element.
Bleed air from system.
In winter, at temperatures under -5 C: fuel feed
blocked by ice or paraffin.
Unblock filter duct and fuel filter. Use to winter-
grade fuel. Bleed air from system.
3. Poor engine performance
Cause
Fuel filter soiled.
Fuel delivery pump dirty.
Engine brake is not fully open.
Turbocharger: leaky intake system / charger
damaged.
Remedial Action
Replace filter box. Bleed air from the fuel system.
Clean supply pump and bleed air from the
system (workshop task).
Check engine brake (setting and ease of opera-
tion).
Check intake and exhaust ducts / check
turbocharger (workshop task).
4. Engine produces a lot of smoke
Cause
Remedial Action
Injection nozzles not working properly.
Check pressure and spray pattern of nozzles (at
workshop).
Injection volume / start of delivery incorrectly set.
Adjust settings (at workshop).
5. Engine causes a lot of noise
Cause
Imbalance on fan shroud due to soiling.
Remedial Action
Clean the fan shroud.