Removing and Installing Expansion Valve

Removing And Installing Expansion Valve

Technical values







Preliminary work
1. Remove wiper arms.
2. Remove cowl panel cover.

Removing expansion valve

CAUTION:
Danger of injury from contact with the refrigerant
- Observe safety regulations when working with refrigerant.







1. Remove refrigerant by suction.







2. Undo two fastening screws for refrigerant lines on expansion valve.







3. Remove refrigerant lines from expansion valve and move them up/down to keep them out of the way.







4. Unclip brake booster line to keep it out of the way.







5. Undo the two fastening screws and remove expansion valve.

Installing expansion valve

INFORMATION:
- Before the expansion valve is re-installed, the O-rings of the refrigerant lines must be checked for damage and replaced if necessary.
- Wet the O-rings of the refrigerant lines with refrigerant oil.







1. Carefully push expansion valve onto refrigerant lines from evaporator - do not tilt.
2. Insert the two fastening screws -arrows- and screw down. - Tightening torque: 6.5 ftlb.







3. Clip line from brake booster into the holder.







4. Position refrigerant lines on expansion valve and press into place - do not tilt.







5. Carefully push refrigerant lines onto expansion valve (do not tilt) and tighten with the two fastening screws. - Tightening torque: 7.5 ftlb.

Subsequent work
1. Install wiper arms.
2. Install cowl panel cover.
3. Fill in refrigerant.