2G40, 2G40 H Faults
HATZ
75Operator’s Manual
Possible causes Remedy Chapter
Mechanical faults. Contact HATZ Service.
With automatic electrical switch-off mechanism (option)
Possible causes Remedy Chapter
Stop signal of monitoring elements for:
▪ No oil pressure. Check the oil level. 7.6 Check the oil
level, page 43
▪ Faults in the AC al-
ternator or alternator
charging circuit.
Contact Hatz Service.
▪ Engine temperature
too high.
Check the cooling air guides
for contamination or other im-
pairments.
8.2.8 Cleaning
the cooling air
area, page 64
Fault signal from the overvoltage and polarity protection system in
the voltage regulator:
Battery and/or other
cable connections are
incorrectly connected.
Check the electrical equipment
and its components or contact
Hatz service.
3.2.4 Electrical
equipment, page
18
Loose cable connec-
tions.
The engine loses power and speed
Possible causes Remedy Chapter
The speed adjustment
lever does not stay in
the desired position.
Block the speed adjustment.
The fuel supply is impaired:
▪ The tank ran out of
fuel during operation.
Add fuel. 7.7 Refueling,
page 46
▪ Fuel filter is clogged. Change the fuel filter. 8.2.10 Changing
the fuel filter,
page 67
▪ Inadequate tank
venting.
Ensure that the tank is suffi-
ciently vented.
▪ Air in the fuel sys-
tem.
Check the fuel system for air
ingress.
Check the bleed valve.
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