Operating instructions

530 – SS P-Lube Oil Red2
ZKP-Number: 20.480.295
Limit value 2
Cause Corrective action
Second redundant lube-oil
pressure too high.
u Check oil level, top up as necessary .
543 – AL Multiple FDH Slaves
ZKP-Number: 20.555.005
Cause Corrective action
There is more than one unit
activated as backup medium for
FDH.
u Contact Service.
544 – AL Configuration Changed
ZKP-Number: 20.555.003
Cause Corrective action
This alarm is activated if the
system configuration was
changed, e.g. due to an
exchange of the ECU or SAM.
u This alarm remains active until either the process is made
undone or data have been transferred due to an active
maintenance job. The alarm will then be cleared automatically.
549 – AL Power Cut-Off detected
ZKP-Number: 27.001.952
This is an alarm from the emergency stop counting feature.
Cause Corrective action
The ECU supply voltage was
switched off while the engine
was running. This may lead to
excessive pressure in the HP
fuel system which might cause
damage to the engine.
u Instruct operators to disconnect power supply only when the
engine is at standstill.
550 – SS Engine Overspeed Red2
ZKP-Number: 20.480.095
Limit value 2
Cause Corrective action
Redundant engine overspeed. 1. Acknowledge alarm.
2. Attempt to restart engine.
MS150093/01E 2012-06 | Troubleshooting | 101
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