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479 – AL Comb. Alarm Red (Plant)
Red alarm
Cause
Corrective action
Combined alarm initiated by
plant.
u
Observe any other messages.
500 – AL Wiring POM Starter 1
Yellow alarm; warning
Cause
Corrective action
A wiring fault in connection of
starter 1 of Central Power
Management (CPM) has been
detected. This may be due to a
missing consumer, wire break or
a short circuit.
u
Check connection between POM and starter.
501 – AL Wiring POM Starter 2
Yellow alarm; warning
Cause
Corrective action
A wiring fault in connection of
starter 2 of Central Power
Management (CPM) has been
detected. This may be due to a
missing consumer, wire break or
a short circuit.
u
Check connection between POM and starter.
502 – AL Open Load POM Battery-charging Generator
Yellow alarm; warning
Cause
Corrective action
A line interruption was detected
at the battery-charging
connection for the POM.
u
Check connection between POM and battery-charging
generator.
503 – AL No Battery Charge
Yellow alarm; warning
Cause
Corrective action
Battery is not charged by
battery-charging generator.
u
Check battery-charging generator and wiring (→ Page 149).
504 – AL CAN POM Node Lost
Yellow alarm; warning
Cause
Corrective action
POM missing on CAN bus.
u
Check connection and POM.
MS15042/00E 2014-10
| Troubleshooting | 71
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