Air Conditioning Evaporator Thermal Expansion Valve Screen Replacement 1st Design

Tools Required

J 39400-A Halogen Leak Detector

1. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging .



2. Remove the condenser tube and evaporator hose from the thermal expansion valve (TXV).
3. Remove and discard the seal washer.



4. Remove the air conditioning evaporator thermal expansion valve screen.

1. Install the air conditioning evaporator thermal expansion valve screen.



2. Install new sealing washers on the condenser tube and evaporator hose fittings. Refer to Sealing Washer Replacement .
3. Install the condenser tube and evaporator hose to the TXV.

Notice: Refer to Fastener Notice in the Preface section.

4. Install the TXV nut.

Tighten
Tighten the nut to 20 N·m (15 lb ft).

5. Evacuate and charge the refrigerant system. Refer to Refrigerant Recovery and Recharging .
6. Leak test the fittings using the J 39400-A .

Air Conditioning Evaporator Thermal Expansion Valve Screen Replacement 2nd Design

Tools Required

J 39400-A Halogen Leak Detector

1. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging .



2. Remove the condenser tube and evaporator hose from the thermal expansion valve (TXV).
3. Remove and discard the seal washer.



4. Remove the refrigerant filter from the condenser tube.

1. Install the refrigerant filter into the condenser tube.



2. Install new sealing washers on the condenser tube and evaporator hose fittings. Refer to Sealing Washer Replacement .
3. Install the condenser tube and evaporator hose to the TXV.

Notice: Refer to Fastener Notice in the Preface section.

4. Install the TXV nut.

Tighten
Tighten the nut to 20 N·m (15 lb ft).

5. Evacuate and charge the refrigerant system. Refer to Refrigerant Recovery and Recharging .
6. Leak test the fittings using the J 39400-A .