Tools Required
J 39400-A
Halogen Leak Detector
Removal Procedure
- Recover the refrigerant. Refer to
Refrigerant Recovery and Recharging
.
- Remove the nut from the TXV mounting stud.
- Remove the evaporator tube and the compressor suction hose from the TXV.
- Remove and discard the seal washers.
- Remove the TXV bolts.
- Remove the TXV.
- Remove and discard the seal washers.
Installation Procedure
- Install new seal washers to the evaporator core fittings. Refer to
Sealing Washer Replacement
.
- Install the TXV.
Notice: Use the correct fastener in the correct location. Replacement fasteners
must be the correct part number for that application. Fasteners requiring
replacement or fasteners requiring the use of thread locking compound or sealant
are identified in the service procedure. Do not use paints, lubricants, or
corrosion inhibitors on fasteners or fastener joint surfaces unless specified.
These coatings affect fastener torque and joint clamping force and may damage
the fastener. Use the correct tightening sequence and specifications when
installing fasteners in order to avoid damage to parts and systems.
- Install the TXV bolts.
Tighten
Tighten the bolts to 7 N·m (62 lb in).
- Install new sealing washers on the evaporator tube and the compressor suction hose fittings. Refer to
Sealing Washer Replacement
.
- Install the evaporator tube and the compressor suction hose to the TXV.
- Install the TXV nut.
Tighten
Tighten the nut to 20 N·m (15 lb ft).
- Evacuate and charge the refrigerant system. Refer to
Refrigerant Recovery and Recharging
.
- Leak test the fittings using the
J 39400-A
.