Land Rover Defender: Thermostatic Expansion Valve

REMOVAL AND INSTALLATION

PART(S)

REMOVAL

CAUTION: Before disconnecting any components, make sure the area is clean and free from foreign material. When disconnected all components must be sealed.

NOTES:

• This procedure contains some variation in the illustrations depending on the vehicle specification, but the essential information is always correct.
• This procedure contains illustrations showing certain components removed to provide extra clarity.

1. Disconnect the startup battery ground cable.

2. Remove the climate control assembly.

3.

• Remove the seal.

4.

• Remove the 3 screws.
• Remove the Air Conditioning (A/C) pipe bracket.

5.

Release the Thermostatic Expansion Valve (TXV) cover.

6.

• Remove the 2 bolts.
• Remove the 2 A/C pipes.
• Remove and discard the 2 O-ring seals.

7.

• Remove the TXV.
• Remove and discard the 2 O-ring seals.

INSTALLATION

1.

NOTE: Lubricate the O-ring seals with clean refrigerant oil.

• Install the 2 new O-ring seals to the evaporator.

  Renew Part: Thermostatic expansion valve O-ring seal kit Quantity: 1.

• Install the Thermostatic Expansion Valve (TXV) to the evaporator.

2.

NOTE: Lubricate the O-ring seals with clean refrigerant oil.

• Install the 2 new O-ring seals to the 2 A/C pipes.

  Renew Part: Thermostatic expansion valve O-ring seal kit Quantity: 1.

• Install the 2 Air Conditioning (A/C) pipes to the TXV.
• Install and tighten the 2 bolts.

  Torque: 4.5Nm

• Reposition the TXV cover.

3.

• Install the A/C pipe bracket to the climate control assembly.
• Install and tighten the 3 screws.

  Torque: 1.2Nm

• Install the seal to the A/C pipe bracket.

4. Install the climate control assembly.

5. Connect the startup battery ground cable.

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