© Danfoss | Climate Solutions | 2023.09
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4 I Checking the compressor parts
Cylinder liners
The cylinder liners should not have any visible damages in the piston movement area.
If there is fluting, the casing should be replaced.
Crankshaft
The bearing surfaces should not have any damages. The oil channels should be clean so that an
unhindered oil flow is ensured.
Checking compressor parts for damages and wear
CAUTION! Remaining oil can cause eye injury!
When compressed air is used, remaining oil can splash out of the oil channels.
Wear protective googles.
Pistons
There should be no visible damages on the piston head and the piston walls. The grooves for the
piston rings must be clean and undamaged. Check the condition of the piston rings for wear, fractures
and other irregularities.
Connecting rods
There should be no damages on bearing surfaces.
The connecting rod shank must be straight.
correct
faulty
Clean the oil channels with compressed
air and check for passage
Com
pres
sed
air