Expansion Valve: Service and Repair

HEATER and COOLING UNIT ASSEMBLY


EXPANSION VALVE : Removal and Installation for Expansion Valve


REMOVAL
1. Discharge the refrigerant. Refer to Refrigeration System.
2. Remove the RH and LH hoodledge covers.
3. Remove the strut tower bar. Refer to Exploded View.
4. Remove the upper cowl. Refer to Removal And Installation.
5. Remove the lower RH cowl.
6. Disconnect the A/C pipes from the expansion valve.

CAUTION:
Cap or wrap the joint of the pipe with suitable material such as vinyl tape to avoid the entry of air.
7. Remove the expansion valve.

INSTALLATION
Installation is in the reverse order of removal.

Expansion valve mounting bolts : 2.9 - 5.0 N.m (0.29 - 0.51 kg.m, 26 - 44 in.lb)


CAUTION:
- Replace the O-rings with new ones, then apply compressor oil to them for installation.