Cleaning The Oil Cooler And Aftercooler; Removing And Cleaning The Oil Cooler/Air Aftercooler - KAESER SM 8 Service Manual

9.13

Cleaning the Oil Cooler and Aftercooler

The oil cooler and air aftercooler must be checked for clogging regularly. Heavy contami-
nation could lead to excessive temperatures in the oil circulation system.
See regular maintenance schedule for cooler maintenance interval (chapter 9.2).
 Switch off the compressor package under full load (see chapter 8.3).
 Venting the compressor package (see chapter 9.10).
9.13.1

Removing and cleaning the oil cooler/air aftercooler

1 Allen screw
2 Hose screw fitting
3 Pipe screw fitting
4 Pipe screw fitting
 Unscrew the hose connector (2) and the pipe connector (3) from the combination
valve.
 Unscrew the Allen screws (1) on the aftercooler.
 Remove and check the O---ring on the aftercooler.
 Close up the pipes and openings on the combination valve, and aftercooler.
Maintenance
Lock the main disconnect in the "off" position in accordance with ap-
plicable lock out/tag out procedures to ensure the compressor does
not restart.
Before opening or removing pressurized components (pipes, hoses,
tanks, etc.) it is imperative that the compressor package is completely
depressurized.
2
1
1
3
4
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