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9. Secure the cover with washer and wing nut.
10. Check that the cover is properly seated.
Resetting the maintenance indicator
➤ Press the maintenance indicator reset knob
8
a number of times.
The yellow piston within the indicator is reset and the maintenance indicator is ready for use
again.
10.4.7 Pressure relief valve checking
➤ Have pressure relief valves checked by KAESER Service in accordance with the maintenance
schedule.
10.4.8 Cooler/radiator cleaning
The frequency is mainly dependent on local operating conditions.
Heavy clogging of the cooler/radiator can cause oil overheating and overheating of the engine.
Check the cooler/radiator regularly for clogging.
Avoid creating dust eddies. Wear breathing protection if necessary.
Do not clean the cooler/radiator with a sharp instrument, otherwise they could be damaged.
A severely contaminated cooler/radiator should be cleaned by KAESER Service.
Material Compressed air
Water or steam jet blaster
Precondition Machine placed over a washing point equipped with an oil separator.
The machine is shut down.
Machine cooled down.
The machine is fully vented, the pressure gauge reads 0 bar.
All compressed air consumers are disconnected and the air outlet valves are open.
The negative cable to the battery is disconnected.
CAUTION
Damage to the machine can be caused by water or steam jets.
Direct water or steam jets can damage or destroy electrical components and indicating in‐
struments.
➤ Cover up electrical components such as the control cabinet, alternator, starter and in‐
struments.
➤ Do not direct water or steam jets at sensitive components such as the starter or instru‐
ments.
10 Maintenance
10.4 Compressor
98
Service Manual Screw Compressor
M43
No.: 9_9432 02 E
RAMIRENT
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