KAESER CSD 102, Service Manual

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Event Recognition and Fault Rectification
9 --- 47
Message Remedy Possible cause
SIGMA CONTROL T
Maximum permissible
temperature in SIGMA
CONTROL housing ex-
ceeded. Ensure adequate ventila-
tion.
Ensure that the permissible
room temperature is not ex-
ceeded.
Check control cabinet venti-
lator (filter mats).
sh.cct.AI 1/AI 2 The connection between
the sensor and the analog
input is shorted. Check transducer connec-
tions and wiring.
sh.cct.AI 5/AI 6 The connection between
the sensor and the analog
input is shorted. Check transducer connec-
tions and wiring.
soft start Fault in the soft start equip-
ment. Contact KAESER service.
Start
Airend discharge tempera-
ture (ADT) too low. Ambient
temperature below + 3˚ C. Heat the compressor room.
V---belts broken The V---belts parted during
operation. Replace the belts.
Tab. 38 Alarm messages and actions
9.2 Warning messages on the controller (yellow LED flashes)
Message Possible cause Remedy
access doors Doors opened with the ma-
chine shut down. Close access doors.
ADT Maximum airend discharge
temperature will soon be re-
ached. Ensure sufficient ventilation
Clean the cooler.
The machine’s cooling air
outlet is too near a wall.
Check the cooling oil level.
Replace the oil filter.
air filter dp The pressure drop across
the air filter is too high.
Air filter element clogged.
Clean/replace the air filter
element.
air filter h
The interval for the air filter
element check has expired. Clean/replace the air filter
element.
annual maint. The maintenance interval
counter was not reset within
a year. Carry out necessary main-
tenance and reset one of the
following maintenance inter-
val counters: oil filter, oil
separator, oil change or air
filter.
bearing maint. h
The maintenance interval
for greasing the bearings
has expired. Grease the motor bearings.