➤ Take note of the controller's service messages and carry out tasks punctually, taking ambient
and operating conditions into account:
Interval Maintenance task See chapter
Weekly Check the cooling oil level. 10.13
Cooler:
Check the filter mat
10.3
Control cabinet:
Check the filter mat
10.4
up to 1000 h Clean the cooler. 10.5
Check the air filter. 10.7
Cooler:
Clean the filter mat.
10.3
Control cabinet:
Clean the filter mat.
10.4
up to 3000 h Control cabinet:
Change the filter mat.
10.4
Cooler:
Change the filter mat.
10.3
Display:
SIGMA CONTROL 2
Maintain the drive belt. 10.9
Change the air filter. 10.7
Display:
SIGMA CONTROL 2
At least annually
Change the oil filter. 10.17
Change the oil separator cartridge. 10.18
Variable, see table 58 Change the cooling oil. 10.16
up to 12000 h Replace the drive belt. 10.9
Annually Check the pressure relief valve. 10.10
Check the function:
Safety shut-down due to excessive airend discharge tem‐
perature
10.11
Check the EMERGENCY STOP device. 10.12
Check the cooler for leaks. 10.5
Maintain the heat recovery system. 10.6
Check that all electrical connections are tight. –
h = operating hours
Tab. 57 Regular maintenance tasks
10.2.4 Cooling oil Change interval
Duty cycles and ambient conditions are important factors influencing the number and length of the
oil change intervals.
KAESER SERVICE will support you in determining appropriate intervals and provide informa‐
tion on the possibilities of oil analysis.
10 Maintenance
10.2 Following the maintenance plan
901824 12 E
Operating Manual Screw Compressor
ASK
61
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