300Tdi Discovery
82
AIR CONDITIONING
4
REPAIR
AIR CONDITIONING SWITCH
Service repair no - 82.20.29
Remove
1. Remove fascia centre louvre vent panel.
See
CHASSIS AND BODY, Repair, Dash Panel
Central Louvre Panel
2. Disconnect multiplug from switch
3. From the rear, push switch out of panel.
Refit
4. Reverse removal procedure.
DUAL PRESSURE SWITCH
Service repair no - 82.20.20
Remove
1. Disconnect battery negative lead.
2. Recover refrigerant from system.
See
Adjustment, Refrigerant Recovery Recycling
Recharging
3. Disconnect multiplug from switch.
4. Unscrew switch from adapter. Use a second
wrench to support adapter.
WARNING: Wear eye and hand protection
when disconnecting components
containing refrigerant. Plug all exposed
connections immediately.
5. Remove ’O’ ring from switch.
Refit
6. Reverse removal procedure. Lubricate new ’O’
ring with refrigerant oil and fit to switch.
7. Screw switch into adapter and tighten to
11 Nm.
8. Evacuate and recharge air conditioning system.
See Adjustment, Refrigerant Recovery
Recycling Recharging
