9.3.7 Option da, db, dc, dd
High moisture content in the compressed air
Possible cause
Remedy
Where can I get help?
Specialised
workshop
KAESER-ser‐
vice
Blocked condensate drain on
the cyclone separator.
Clean the cyclone separator dirt
trap or replace the strainer and
nozzle if necessary. See chap‐
–
X
Tab. 62 Fault: high moisture content in the compressed air
9.4 Option lc
Evaluate faults in the diesel particulate filter
A fault in the diesel particulate filter will trigger the indication
fault, diesel particulate filter.
Indication
Meaning
Remedy
Flashes
The exhaust temperature is too
low for regenerating the filter
module.
Regeneration of the filter mod‐
ule interrupted by shutting
down the machine or IDLE run‐
ning.
Run the machine in LOAD
mode for some time.
Illuminates for about 10 sec‐
onds every minute.
Maintenance due on the diesel
particulate filter.
Contact KAESER Service.
Remains illuminated
Fault in the diesel particulate fil‐
ter system
Disabling the machine
Contact KAESER Service.
Tab. 63 Faults in the diesel particulate filter
Blue engine exhaust
There is unburnt lubricating oil in the engine exhaust which is partially deposited in the filter module
of the diesel particulate filter and the rest escapes as blue smoke.
Meaning
Remedy
Where can I get help?
Special‐
ised
work‐
shop
KAESER
-service
Engine
service
manual
A diesel particulate filter over‐
burdened with oil and regener‐
ated at too high temperature can
result in damage to the ceramic
filter module.
Carry out engine maintenance
to avoid damage to the filter
module.
X
X
X
Tab. 64 Fault 'blue engine exhaust'
9
Fault Recognition and Rectification
9.4
Evaluate faults in the diesel particulate filter
No.: 9_6974 20 E
Service manual Portable compressor
M122
77
RAMIRENT
