Workshop Manuals Factory service & repair Aston Martin
01 00 Introduction02 01 Body system03 02 Frame and mounting04 03 Engine05 04 Suspension06 05 Driveline07 06 Brake system08 07 Transmission09 08 Clutch10 09 Exhaust11 10 Fuel12 11 Steering13 12 Climate control14 13 Information, gauge and warning15 14 Power supply16 15 Vehicle entertainment17 16 Vacuum distribution18 17 Lighting19 18 Electric distribution and electronic control20 19 Electronic features21 20 Appendix and glossary
Aston Martin DB9 Factory Workshop Manual (Issue 2, 2005)13 · 12 Climate control
13 · Heating & A/C

Installation

Make
Aston Martin
Model
DB9 Factory Workshop Manual
Year
Issue 2, 2005
Section
Air Conditioning (A/C) System › Installation
12 Climate controlInstallation
  1. Remove the A/C pipes. Discard the O-rings. Install suitable blanking plugs.
Diagram showing removal of A/C pipe bolts
  1. Remove bolts (x3) and withdraw the A/C compressor.
Diagram showing removal of compressor mounting bolts
  1. Measure the amount of oil held in the A/C compressor.

This step is not necessary in the case of refrigerant loss.

  1. Pour oil from the old A/C compressor into a suitable measuring container. Note the amount and discard oil.
  2. Install blanking plugs to the old A/C compressor.
  3. Note the volume of oil recovered with the refrigerant.

Installation

If replacing a faulty A/C compressor with internal mechanical damage, also replace the receiver drier which could also be contaminated with mechanical debris.

  1. Fill the new A/C compressor with the correct amount of oil.
    1. Remove the blanking plugs from the A/C compressor.
    2. Fill the A/C compressor with same amount of oil that was recovered from the original A/C compressor, plus the amount recovered from the recovery equipment.
    3. Install the blanking plugs to the A/C compressor.
  2. Install the A/C compressor. Torque bolts (x4) to 23-27 Nm.
Diagram showing torque specification for compressor mounting bolts
  1. Install both A/C pipes. Use new O-rings. Torque bolts (x2) to 10-13 Nm.
Diagram showing torque specification for A/C pipe bolts
  1. Connect the wiring harness plug.

Parts & tools for this job For 2005 Aston Martin DB9

Links open Amazon search results in a new tab. As an Amazon Associate I earn from qualifying purchases.