Possible cause Remedy Where can I get help?
Special‐
ised
work‐
shop
KAESER
-service
Engine
service
manual
Defective alternator. Have repaired or replaced if
necessary.
X X –
Defective alternator regulator. Have repaired or replaced if
necessary.
X X –
Oil pressure switch indicating in‐
sufficient oil pressure.
Check engine oil level, see
chapter 10.3.4
.
– – X
Have the engine repaired or ex‐
changed.
X X –
Option lb:
Engine intake shut-off valve op‐
erated (toggle pulled).
Wait until the cable retracts au‐
tomatically (see chapter 8.7).
– – –
Tab. 53 Fault: engine refuses to start or comes to a stop.
9.2.2 Engine does not reach full speed
Possible cause Remedy Where can I get help?
Special‐
ised
work‐
shop
KAESER
-service
Engine
service
manual
Airlock in the fuel line between
fuel tank and injector pump.
Bleed the fuel line (see chapter
10.3.3).
– – X
Fuel filter clogged. Clean or replace, see chap‐
ter 10.3.3.
– – X
Fuel line broken. have replaced. X X –
Speed adjustment cylinder mal‐
adjusted or defective.
Repair or have replaced if nec‐
essary.
X X –
Tab. 54 Fault: engine does not reach full speed.
9.2.3 Indicator lamp remains on
Possible cause Remedy Where can I get help?
Special‐
ised
work‐
shop
KAESER
-service
Engine
service
manual
Electrical connections and/or ca‐
bles loose or broken.
Tighten the connection or have
the cable replaced.
X X –
Defective alternator. Have repaired or replaced if
necessary.
X X –
9 Fault Recognition and Rectification
9.2 Evaluate engine faults and alarms
No.: 9_6974 20 E
Service manual Portable compressor
M122
73