Precondition The supply disconnecting device is switched off.
The disconnecting device is locked off.
A check has been made that no voltage is present.
Checking for leaks
Pressure in the cooling oil circuit is generally higher than that in the cooling water system. If a leak
occurs, oil will run into the cooling water.
1. Check the cooler visually for leaks.
2. Have an authorised KAESER Service Technician check the cooler for internal leaks at least
once a year.
Cleaning
➤ An authorised KAESER Service Technician should clean the cooler when the airend discharge
temperature is 10 °C above the annual average.
➤ Check the gas- and oil cooler for leaks
10.8 Option K3
Cleaning or Renewing the Cooling Air Filter Mat
The filter mat help to keep the cooler clean. If the filter mat is clogged, adequate cooling of the
components is no longer ensured.
Material Warm water and household detergent
Spare parts (as required)
Precondition The machine is switched off.
Fig. 24 Cooling air filter mat
1 Cooling air filter mat
2 Retaining frame
3 Fixing
10 Maintenance
10.8 Cleaning or Renewing the Cooling Air Filter Mat
ESD_2C_10357405_10–LIN_00 E
Service Manual Screw Compressor
ESD 442/14 bar (abs) SFC SIGMA CONTROL 2
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