HATZ Diesel 1B50W - Manual (Page 32)

Malfunctions Possible causes Remedy Chap.
30
6.4.
Engine cuts out of
its own accord
during operation.
With automatic
electrical shut-
down installed
(optional extra)
6.5.
Engine output and
speed both drop.
Fuel supply interrupted
- Tank has run empty.
- Fuel filter blocked.
- Aeration outlet restricted at
fuel tank seal.
- Air in the fuel system.
Mechanical faults.
One of the automatic shut-
down’s monitoring elements
has initiated a stop signal.
Monitoring element for:
- oil pressure too low
- engine temperature too high
- defective alternator.
Malfunction signal from over-
voltage and polarity reversal
protection in voltage regulator:
- Battery and/or other cable
connections incorrectly con-
nected.
- Cable connections loose.
Fuel supply interrupted:
- Tank has run empty.
- Fuel filter blocked.
- Aeration outlet restricted
at fuel tank seal.
- Air in the fuel system.
- Speed control lever does not
remain in desired position.
Add fuel.
Change fuel filter.
Ensure adequte tank venting.
Check fuel system for
penetration of air.
Check air vent valve.
Contact a HATZ service station.
Localise the monitoring element
responsible and clear the fault,
or contact a HATZ service
station.
Check oil lubrication.
Check air cooling zone for
contamination.
See workshop manual.
Check electrical equipment and
the components thereof.
Add fuel.
Change fuel filter.
Provide adequate tank breathing.
Check fuel system for
penetration of air.
Check air vent valve.
Lock the lever into position.
4.1.2.
5.4.1.
5.2.1.
5.3.3.
4.1.2.
5.4.1.