9. Service and maintenance
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At the latest after x months
Maintenance every 2000 h, although at least every 3 months:
Cleaning/replacement of cooling air inlet filter
Maintenance every 4000 h, although at least every 6 months:
Replacement of air filter cartridge
Replacement of water filter
Replacement of prefilter RO unit
Inspection of the compressor stage *
Replacement of air filter of the bearing flushing system *
Replacement of lubrication cartridges
Maintenance every 8000 h, although at least each year:
Checking/tightening of connecting terminals in the switch cabinet/ and
checking of the “control transformer” setting
Checking/tightening screw connections
Checking/cleaning water level sensor
Replace O-ring of pressure holding non-return valve *
General maintenance/cleaning
Safety valve / functional test at least once a year
Maintenance every 16000 h, although at least every 2nd year:
Rework/replace water valves *
Inspection every 4 years:
Inspection of the electrical installation by a qualified electrician
Inspection every 5 years:
Internal inspection of the pressure vessel by a qualified person
Inspection every 10 years:
Strength test of the pressure vessel by the appointed body
These maintenance intervals must be observed!
x For your own benefit, put a cross on the servicing schedule against maintenance work when performed.
* We recommend that you have the work on these parts be performed by a CompAir company or by an authorised
dealer.