Volkswagen Golf Service & Repair Manual: Removing and installing coolant pipes at heat exchanger (Denso)
 Note
| There are different designs and makes of heater and air
conditioning unit. The individual components of the various
heaters and air conditioning units are similar but not identical
(distinguishing features
→ Chapter). The combined fitting of different makes
of component is therefore not permissible
→ Electronic Parts Catalogue. |
|
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| – |
Remove heater and air conditioner unit
→ Chapter. |
| – |
Detach the sealing collar -3-
to the plenum chamber bulkhead. |
| – |
Detach the coolant pipe holder -4-
to the left. |
| – |
Screw out the bolts -5- and
detach the screw-type clamps -6-. |
| – |
Pull coolant pipes -7- and
-8- off heat exchanger. |
|
|
|
| Installation is carried out in the reverse order. When
installing, note the following: |
| – |
Check connection -3- of the
heat exchanger and the connection of the coolant pipes
-1- for damage or dirt. |
| – |
Clean and smoothen sealing surface for seals. |
| – |
Moisten new seals -2- with
coolant (or lubricate lightly with silicone grease) and fit them
to coolant pipe -1-. |
| – |
Push coolant pipes into heat exchanger as far as stop. |
Risk of malfunction on heat exchanger due to defective seals and
leaks.Never squeeze seals.Never cant coolant pipes.Slide on coolant
pipes completely. |
|
|
| – |
Fit new screw-type clamps -2-
at the coolant pipe/heat exchanger joint. |
| – |
Check screw-type clips -2- for
proper seating on connections of heat exchanger and check
coolant pipes. The coolant pipes must not rest against air
distribution housing or any other components. |
| – |
Install heater and air conditioning unit
→ Chapter. |
| – |
Read event memory, and clear any entries displayed vehicle
diagnostic tester in “Guided fault finding” mode. |
| – |
As a final step, check operation of heater and air
conditioning system. |
| → Chapter „Assembly overview - heater and air conditioning unit“ |
|
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|
Note
There are different designs and makes of heater and air
conditioning unit. The individual components of the various
heaters and air conditioning u ...
Special tools and workshop equipment
required
Removal wedge -3409-
Note
...
Other materials:
Overview of fitting locations – controls in dash panel
Note
The illustration shows fitting locations for LHD vehicles. Fitting
locations for RHD vehicles are similar.
1 -
Hazard warning light switch -EX3-
Removing and installing
→ Chapter
2 -
...
Instrument overview
Fig. 12 Instrument cluster in the dash
panel
First read and observe the introductory information
and safety warnings Descriptions of the instruments :
Rev. counter (running engine speed in revolutions x 1,000
per minute).
The start of the red zone on the dial indicates the ma ...
Hardener for 2-pack primer surfacer
Designation:
Hardener for 2-pack primer surfacer -LHA 005 000 A2-
Note
Information on preparing and applying the hardener for
2-pack primer surfacer may be found in the documentation for the
respecti ...
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Removing and installing coolant pipes at heat exchanger (Valeo)
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