Chicago Pneumatic CPF 270, Instruction Book

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Step Action
3 Drain the oil by removing the drain plugs.
Plugs are fitted on the:
• Air receiver (6)
• Oil stop valve (4)
• Element outlet pipe (5)
• Gearbox (3)
• Oil coolers (9) of air-cooled compressors
• Flexible between the oil filter housing and oil coolers of water-cooled compressors
Tighten the plugs after draining.
4 Remove filler plug (8). Fill the air receiver with oil until the level reaches the filler opening.
Refit and tighten plug (8).
Tighten the vent plug of the oil cooler.
5 Run the compressor loaded for a few minutes to allow the oil cooler by-pass valve to open.
Stop the compressor and wait a few minutes.
6 Depressurize the system by unscrewing plug (8) only one turn to permit any pressure in
the system to escape. Remove the plug. Fill the air receiver with oil until the level reaches
the filler opening. Tighten filler plug (8).
7 After carrying out all service actions in the relevant “Service Plan”, reset the service
warning, see section Service menu.
6.5 Oil filter change
Warning
Stop the compressor and switch off the voltage. The operator must apply all relevant Safety
precautions .
Control panel
Instruction book
2920 1796 01 93