TB3165A - COMPRESSOR SUFFIXES

TB3165A - COMPRESSOR SUFFIXES

12.01.2017

Compressor Suffixes

Compressors supplied with polyolester oil now come with a suffix  C  on all sizes except  5524 ,  5527  and  5531  (single and 3 phase).

When replacing a compressor, ensure that the replacement has the same oil as the original one.

All R407C systems have compressors supplied with polyolester oil.  
540/541 series, R22 systems have mineral oil compressors. 
550/551 series, R22 systems may have either mineral oil or polyolester oil, depending on date of manufacture.

The following table shows compressor numbers and IMI part numbers:

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For further information please contact: -

Technical Services Department
IMI Air Conditioning Limited
Armytage Road
Brighouse
West Yorkshire
HD6 1QF

Tel: 01484 405600
Fax: 01484 400543

TB 3165a