Contents Section: Automatic HVAC System All sections

Heating (997) Porsche 911 Carrera 997

Automatic HVAC System 10 illustrations ~906 words

Preliminary work for heat exchanger

Remove left and right dome strut.

Scheme 195

Scheme 195: Removing heat exchanger

1. Release the two fastening clamps for the coolant hoses of the heat exchanger and slide them back over the hoses.

2. Carefully lift off the cover of the heat exchanger and remove from the body.

Note. If the cover of the heat exchanger is damaged during removal, it must be replaced.

Scheme 196

Scheme 196

3. Undo the two fastening screws -1- and carefully lift the heat exchanger up and out. (Scheme 196)

Scheme 197

Scheme 197: Installing heat exchanger

1. Carefully insert heat exchanger from above into the heating/air-conditioning unit and secure with the fastening screws -1-. --> Tightening torque: 1.0 ftlb.. (Scheme 197)

Note. If the cover of the heat exchanger is damaged during removal, it must be replaced.

Scheme 198

Scheme 198

2. Check the seal at the cover of the heat exchanger and repair using a commercially available butyl adhesive or replace if necessary.

Scheme 199

Scheme 199

3. Push the cover over the connections of the heat exchanger and press into place against the body, making sure it fits securely.

4. Push coolant hoses onto the heat exchanger and secure with fastening clamps.

Subsequent work for heat exchanger

Install left and right dome strut.

Tools

DesignationTypeNumberExplanation
Assembly tool for spring-band clampsCommercially available toolNR.72

Preliminary work for heat exchanger hose

Removing heat exchanger hose

1. Release the two top fastening clamps for the coolant hoses of the heat exchanger and slide them back over the hoses.

2. Remove the two bottom spring-band clamps using the assembly tool for spring-band clamps NR.72 .

Installing heat exchanger hose

1. Push coolant hoses onto the heat exchanger and secure with the two fastening clamps.

2. Fit the two bottom spring-band clamps using the assembly tool for spring-band clamps NR.72 .

Subsequent work for heat exchanger hose

Carry out work instruction after disconnecting the battery. Refer to 27 06 IN Electrical emergency release for lid - as of MY 2005 (All Models) .

Preliminary work for front footwell outlet vent

Remove the small front covers for the center console at the left and right. Refer to 68 14 19 Removing and installing center console cover - as of MY 2005 (All Models) .

Removing front footwell outlet vent

Installation Location

Scheme 200

Scheme 200: Removing front footwell outlet vent

Scheme 201

Scheme 201

1. Unscrew the fastening screw at the left -1- and right -2- of the heater/air-conditioning unit. (Scheme 201)

Scheme 202

Scheme 202

2. Pull the footwell outlet vent down out of the heater/air-conditioning unit and remove through the driver's side.

Scheme 203

Scheme 203: Installing front footwell outlet vent

1. Slide the footwell outlet vent in under the heater/air-conditioning unit through the driver's side and push it onto the heater/air-conditioning unit.

Scheme 204

Scheme 204

2. Screw the footwell outlet vent to the heater/air-conditioning unit with the two fastening screws at the left -1- and right -2-. --> Tightening torque: 1 (0.5 ftlb.) Nm. (Scheme 204)

Subsequent work for front footwell outlet vent

Fit the small front covers for the center console at the left and right. Refer to 68 14 19 Removing and installing center console cover - as of MY 2005 (All Models) .

Poses Online