Heater Core, Removing And Installing, Rear A/C Unit Installed; Heater Core, Removing And Installing, Rear A/C Unit In- Stalled - Audi Q7 2007 Repair Manual

Audi Q7 2007 ➤
Heating, Ventilation and Air Conditioning - Edition 04.2013
– Release clamp -F- on condensation water drain hose -G-.
– Disengage the A/C unit from air guide -C-, pull the A/C unit
slightly toward rear and then tilt it carefully toward the right to
do this.
– Set down the A/C unit on to a suitable surface.
Note
Make sure when tilting the A/C unit that coolant and refrigerant
♦
lines must not be pinched or twisted, do not allow the A/C unit
to hang on these lines.
After installing the A/C unit, check coolant hoses -E- for proper
♦
fit in pass-through -D- and condensation water hose for proper
fit and routing. Refer to
⇒ "9.54 Rear Condensation Water Drain, Checking, Removing
And Installing", page 196
After the designated work steps have been performed, re-in‐
♦
stall the A/C unit and removed components in the reverse
order.
9.40 Heater Core, Removing and Installing,
Rear A/C Unit Installed
Special tools and workshop equipment required
♦ Hose Clamps - Up To 25 mm - 3094-
♦ Cooling System Tester - VAG1274- (hand pump and corre‐
sponding adapter)
Removing
– Switch off ignition.
– Release pressure in cooling circuit by opening cap on coolant
expansion tank. Refer to ⇒ Engine Mechanical; Rep. Gr. 19 ;
Coolant System .
– Bring the rear A/C unit into service position. Refer to
⇒ "9.39 Rear A/C Unit, Bringing into Service Position",
page 180 .
– Remove the Left Rear Air Door Motor - V239- . Refer to
⇒ "9.45 Left Rear Air Door Motor V239 , Removing and In‐
stalling", page 187 .
– Remove the Right Rear Air Door Motor - V240- . Refer to
⇒ "9.44 Right Rear Air Door Motor V240 , Removing and In‐
stalling", page 186 .
– Remove bolts -A- and remove upper cover -B-.
Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not
permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability
with respect to the correctness of information in this document. Copyright by AUDI AG.
182
Rep. Gr.87 - Air Conditioning
.