HATZ Diesel 1B 50 User Manual
Page 81
Type of fault
Possible causes
Remedy
Chapter
With automatic
electrical switch-off
mechanism
(additional equip-
ment)
Stop signal from
monitoring ele-
ments that are as-
sociated with the
automatic switch-
off.
Identify the trigger-
ing monitoring ele-
ment and eliminate
the source of the
fault, or contact the
HATZ service sta-
tion.
Monitoring element
for:
▪ Oil pressure too
low.
▪ Engine tempera-
ture too high.
Check the engine
for:
Engine oil
filling level
Contamination of
the cooling air
guides or another
impairment of the
cooling system.
7.8 Check-
ing the oil
level and
adding oil if
necessary,
page 44
8.2.8 Clean
the cooling
air area,
page 61
Faulty AC alterna-
tor.
Contact the Hatz
service station.
Fault signal from
the overvoltage
and polarity protec-
tion system in the
voltage regulator:
▪ Battery and/or
other cable con-
nections are in-
correctly con-
nected.
▪ Loose cable con-
nections.
Check the electri-
cal equipment and
their components.
3.2.4 Elec-
trical equip-
ment,
page 18
The engine loses
power and speed.
The fuel supply is impaired
▪ The tank ran out
of fuel during op-
eration.
▪ Fuel filter is clog-
ged.
▪ Tank vent is
clogged.
Add fuel.
Change the fuel fil-
ter.
Ensure that the
tank is sufficiently
vented.
7.6 Refuel-
ing, page 40
8.2.11
Changing
the fuel fil-
ter, page 68
1B20, 1B27, 1B30, 1B40, 1B50
Faults
HATZ
Operator's Manual 1B20-1B50
81