dimensions AUDI A4 1997 B5 / 1.G Refrigerant System Components Workshop Manual

87-32

O-rings


O-rings seal the connections between components of the A/C system.
Use only O-rings which are compatible with R-134a refrigerant and
refrigerant (PAG) oil. Refer to the most recent parts information when
obtaining new O-rings.
Notes:
Handle O-rings only in a clean working environment.Do not reuse O-rings, always replace.Always use correct size O-rings (dimensions -a- and -b-).Lubricate O-rings with refrigerant (PAG) oil before installing.Always ensure O-rings are properly installed on pipe/component
mounting flanges/grooves. O-ring and torque specifications also apply to threaded connections in
the A/C lines.
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