KAESER Premium Compact W 200/4, Service Manual

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Fig. 12 Changing the compressor oil
1
Oil filler port
2
Oil sight glass
3
Oil drain plug
Draining the oil
1. Remove the crankcase vent from the oil filler.
2. Position the oil receptacle.
3. Remove the drain plug and allow oil to drain into the receptacle.
4. Replace the drain plug after making sure the gasket is not damaged.
Dispose of the old oil in accordance with valid environmental protection regulations.
Filling with oil
1. Fill with new oil to the maximum mark on the oil sight glass.
2. Replace the crankcase vent.
3. Start the machine and check the oil level again after about 2 minutes, topping up again, if nec‐
essary.
4. Switch off the machine and check visually for leaks.
10.9 Pressure relief valve checking
➤ To test the pressure relief valve, it must be removed from the machine by a KAESER Service
Technician and installed on a test rig.
Further information Details about the activating pressure of the pressure relief valve are found in chapter 2.6.
10.9.1 Air receiver pressure relief valve
To prevent the relief valve from sticking it should be activated at regular intervals or at least once a
year.
10 Maintenance
10.9 Pressure relief valve checking
40
Service Manual Reciprocating compressor
Premium compact W
No.: 9_9418 20E