1B30E, 1B50E / 02 - Rev. 01 Engine overview
HATZ
31Manual
Ignition lock
0 Off
I Operation
II Start
Explanation of symbols
Symbol Meaning
Operating indicator
Lights up during operation when there is no engine fault.
Charge control
Fault in the alternator or alternator charging circuit. The battery
is no longer charged. Eliminate the fault immediately.
Oil pressure indicator
Engine oil pressure too low. Danger of engine damage. Stop the
engine immediately and check the oil level (see chapter 7.5
Check the oil level, page 45). Contact the HATZ service if the
oil level is correct.
Engine temperature indicator
Engine temperature is impermissibly high. Danger of engine
damage. Switch off the engine immediately!
For details of troubleshooting, see chapter 9.1 Troubleshooting,
page 77.
Engine fault (symbol with external instrument box)
This indicator lights up or flashes if there are engine faults. For
details on troubleshooting measures, see 9.2 Flash code table
for engine faults, page 81.
Depending on the engine specification, the engine controller re-
acts as follows in case of a malfunction:
▪ Emergency operation
The engine switches to emergency operation. In this situation,
the engine power is reduced or the maximum speed is limited.
The engine malfunction indicator lights up.
▪ Engine stop
The engine switches off automatically. The engine malfunction
indicator flashes.
▪ Warning lamp
Only the engine malfunction indicator calls attention to a mal-
function.
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