VW Golf manuals

Volkswagen Golf Service & Repair Manual: Dismantling and assembling heater and air conditioning unit

  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. The combined fitting of different makes of component is therefore not permissible → Electronic Parts Catalogue.
The following illustrations show a “Valeo” heater/air conditioning unit, distinguishing features with respect to other makes → Chapter.
  Note
The illustration shows a left-hand drive vehicle. Dismantling and assembling is basically identical.
   

Dismantling and assembling heater and air conditioning unit

1 -  Air distribution housing
Different versions
The combined fitting of different makes of component is not permissible
The following illustrations show the heater unit from “Valeo”.
Depending on vehicle equipment with or without auxiliary air heater element -Z35- with auxiliary air heater control unit -J604-.
Distinguishing makes → Chapter.
2 -  Wiring harness
Different versions. Refer to → Electronic Parts Catalogue.
3 -  Evaporator housing
  Note
On vehicles without air conditioning system, a flow rate limiter is fitted in place of the evaporator.
4 -  Bolt
Qty. 3.
1 Nm
5 -  Left holder
For heater and air conditioning unit
Removing and installing → Chapter.
6 -  Nut
4.5 Nm
7 -  Nut
4.5 Nm
8 -  Right holder
For heater and air conditioning unit
Removing and installing → Chapter.
9 -  Air intake box
Different versions. Refer to → Electronic Parts Catalogue.
10 -  Bolt
Qty. 2.
1 Nm
Removing and installing heater and air conditioning unit
Special tools and workshop equipment required     Torque wrench -V.A.G 1331/- (5…50 Nm) & ...

Removing and installing air distribution housing
  Note The illustration shows a left-hand drive vehicle. The removal and installation procedure is identical for both versions.   ...

Other materials:

Connecting vehicle diagnostic tester
  Note Observe the latest operating instructions for vehicle diagnosis tester, which are displayed after selecting the “Administration” and “Operating Manual” keys. Special tools and workshop equipment required ...

Evacuation and charging valve with Schrader valve
  Note Torque wrench -V.A.G 1783- with 1/4" ratchet adapter -VAS 6234- Appropriate insert -T10364- to remove Schrader valve core → Fig. A -  Service port (soldered in) ...

Introduction
This chapter contains information on the following subjects:  → An economic driving style   → Driving in a fuel-efficient manner  Fuel consumption, environmental impact and wear on the engine, brakes and tyres depend largely on three factors: Personal driving style. ...

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