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

Volkswagen Golf Service & Repair Manual / Heating, air conditioning / Air conditioner / Front heater and air conditioning unit / 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:

Overview of fitting locations - components not located in passenger compartment, Golf Variant LHD
1 - Exhaust ventilation for passenger compartment Checking → Chapter Removing and installing → Chapter 2 - Humidity sender for air conditioning system -G260- Check v ...

Pressures and temperatures in the refrigerant circuit
WARNING When working on the refrigerant circuit, observe generally applicable safety rules and the Regulations for Pressure Tanks. The pressures and temperatures in the ref ...

Removing and installing seat depth adjustment
Special tools and workshop equipment required Removal wedge -3409- Removing – Remove front seat → Chapter. ...