Porshe 911 (997). Manual - part 829

Pulling off water drain hose

12. Lay down the air conditioner, release clamp for water drain hose -C- and pull off the water drain hose

from the heater/air-conditioning unit.

Lifting heater/air-conditioning unit forward under the dashboard bracket

13. Carefully lift heater/air-conditioning unit forward with a screwdriver under the right side of the

dashboard bracket.

Releasing electric plug connection

14. Release lower plug connection on heater/air-conditioning unit -a- and unplug.

Diagnostic system: reading out fault memory and activating systems

Removing heating/fresh air unit

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Releasing electric plug connection

15. Release upper plug connection on heater/air-conditioning unit -a- and unplug.

Cutting tie-wraps

16. Cut tie-wraps of electric line (vehicle wire harness to heater/air-conditioning unit wire harness) with side

cutters. Remove vehicle wire harness.

Diagnostic system: reading out fault memory and activating systems

Removing heating/fresh air unit

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Unscrewing holder for B+ line

17. Pull air conditioner forward on the right side, unscrew fastening screw -7- for B+ line holder and remove

holder for heater/air-conditioning unit.

Pulling out heater/air-conditioning unit

18. Pull/push heater/air-conditioning unit as far as possible in direction of passenger's seat.

Heating/air-conditioning unit

19. Remove heater/air-conditioning unit from passenger compartment via passenger's door.

Diagnostic system: reading out fault memory and activating systems

Removing heating/fresh air unit

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Installing heating/fresh air unit.

Installing heating/fresh air unit

Note

Do not remove the plugs until just before installing the expansion valve.
Check the condition of foam parts for damage; if in doubt replace.

Placing heater/air-conditioning unit in the vehicle

1. Insert heater/air-conditioning unit in the vehicle over the passenger's side.

Positioning heater/air-conditioning unit

2. Lift heater/air-conditioning unit over the centre console and position under

dashboard bracket.

Diagnostic system: reading out fault memory and activating systems

 Installing heating/fresh air unit.

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