SECTION 22: HEATING AND AIR CONDITIONING
DOB 1300-1556 | X3-45 Commuter PA-1648 Maintenance Manual First release Oct 2020
Tip: use the reflection of light on the threads to
help you determine the color of the oil.
OIL EVALUATION CRITERIA
Normal Shows deterioration
Should be changed soon
Must be changed at once Heavily deteriorated
compressor has suffered
4.1.5 Maintenance - Compressor oil Change
Impurities from the system components or
operation outside the application ranges can
lead to deposits in the lubrication oil and darken
its color. Change the oil in this case. At the
same time, clean the oil filter and magnetic plug
as well. Determine and eliminate the cause for
operation outside the application ranges.
Compressor oil change
Change the oil, clean the compressor oil filter
and the magnetic plug at the intervals specified
by the
Lubrication & Servicing Schedule in
Section 24A.
Oil Type: Polyolester ISO68.
• Bitzer BSE55 (POE)
• Castrol Icematic SW 68
• Mobil EAL Arctic 68
• Shell S4 FR-F 68, Clavus R68