Subaru Impreza 2003 Service Manual page 2750

HVAC SYSTEM (HEATER, VENTILATOR AND A/C)
C: INSTALLATION
1) Install in the reverse order of removal.
2) Replace the O-rings on low-/high-pressure hos-
es with new ones, then apply compressor oil.
3) When replacing compressor, adjust amount of
compressor oil. <Ref. to AC-25, OPERATION,
Compressor Oil.>
4) Charge refrigerant. <Ref. to AC-21, OPERA-
TION, Refrigerant Charging Procedure.>
Tightening torque:
Refer to COMPONENT in General Descrip-
tion. <Ref. to AC-11, AIR CONDITIONING
UNIT, COMPONENT, General Description.>
and <Ref. to AC-13, COMPRESSOR,
COMPONENT, General Description.>
COMPRESSOR
AC-32