1999 Porsche 911 Carrera
INSTALLING AND REMOVING THE HEATING/AIR-CONDITIONING UNIT
REMOVAL
1. Remove the covers over the heating/air-conditioning system, battery and fluid tank. Disconnect and remove the battery.
2. Remove the refrigerant by suction using the service unit.
3. Detach the air-conditioning lines at the expansion valve. Immediately close connections and lines with plugs so that they are air-tight.
4. Remove steering wheel and loosen steering column panel. Comply with safety regulations when handling airbag units (see SAFETY REGULATIONS FOR VEHICLES WITH AIRBAG AND BELT TENSIONER ).
5. Undo the central screw (clamp) on the steering column switch from below and pull it forwards slightly. Remove the cover at the top and disconnect the electrical plug connections. Remove the steering column switch.
Fig. 20: Removing Central Screw On Steering Column
6. Loosen instrument panel and unclip right side upwards. Disconnect the electrical plug connections.
7. Remove steering-column cover (4 screws). Download File PDF
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