Components Replacement
Evaporator Components Replacement1. Remove the filter lid (A), then pull out the dust and pollen filter (B).
2. Pull out the evaporator temperature sensor (C) from the evaporator fins.
3. Remove the screws, carefully separate the upper housing (D) from the lower housing (E), then remove the evaporator core (F).
4. If necessary, remove the expansion valve (G).
5. Reassemble the evaporator in the reverse order of disassembly, and note these items:
- Replace all O-rings with new ones at each fitting and apply a thin coat of refrigerant oil before installing them Be sure to use the correct O-rings for HFC-134a (R-134a) to avoid leakage.
- Immediately after using the oil, reinstall the cap on the container, and seal it to avoid moisture absorption.
- Reinstall the evaporator temperature sensor bulb (H) and clip in its original location
- Make sure no air is leaking form the upper housing and the lower housing fitting.