KAESER Premium Compact W 200/4, Service Manual

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The valve opens to protect the machine if the maximum permissible working pressure is ex‐
ceeded.
➤ Never operate the machine without a correctly functioning pressure relief valve.
➤ Do not adjust the pressure relief valve.
Precondition Machine switched off under LOAD. The power supply isolating device is switched off,
the device is locked off,
the absence of any voltage has been verified.
Fig. 13 Checking pressure relief valve on the air receiver
1
Pressure relief valve
2
Knurled knob
1. WARNING!
The pressure relief valve may blow off at any time!
Excessive noise is caused when the pressure relief valve blows off!
Injury from flying particles!
➤ Wear ear and eye protection.
➤ Work carefully.
2. Close the user's shut-off valve between the machine and the air distribution network.
3. Turn the knurled knob on the pressure relief valve anticlockwise until air blows off.
4. Then turn the knurled knob back to its original position.
5. Open the user's shut-off valve between the machine and the air distribution network.
Result The machine can now be started.
Pressure relief valve does not blow off?
➤ Have the defective relief valve replaced by KAESER Service.
10.10 Air receiver maintenance
Material Collection chamber
Checking the air receiver
Pressure vessels must be inspected at regular intervals in accordance with legal requirements.
➤ Observe relevant national regulations.
Draining condensate
Some of the moisture contained in the compressed air precipitates out in the air receiver.
10 Maintenance
10.10 Air receiver maintenance
No.: 9_9418 20E
Service Manual Reciprocating compressor
Premium compact W
41