3. Check if the interior of the shut-off valve is clean.
Blow out any dirt with compressed air.
If necessary, clean the valve with petroleum ether or spirit and allow to dry.
Refer to a specialised workshop or KAESER Service if dirt cannot be removed.
Checking the engine air intake shut-off valve for correct function and movement:
1. Check the valve for signs of excessive wear.
2. Check that the valve plate closes fully and easily.
Result Have the valve changed if it is heavily worn or malfunctions in any way.
1. Reposition the air intake hose and tighten the clamp.
2. Close the doors.
3. Start the machine and switch to LOAD.
If the engine stops on switching to LOAD, have the valve adjusted by a specialist workshop or
KAESER Service.
Checking manual operation of the engine air intake valve
Fig. 79 Checking manual operation of the engine air intake valve
1
Handle
1. Start the machine and switch to LOAD.
2. Pull the handle to the stop and hold.
The engine should stop in a few seconds.
Engine does not stop.
➤ Have the engine air intake valve checked by a specialist workshop or KAESER Service.
Further information Further information on manual valve operation is given in chapter 8.7"Shut down the machine if
any dangerous situation arises".
10 Maintenance
10.8 Maintenance of Optional Items
No.: 9_6974 20 E
Service manual Portable compressor
M122
147
RAMIRENT
