Volkswagen Golf Service & Repair Manual: Removing and installing coolant pipes for auxiliary heater

Volkswagen Golf Service & Repair Manual / Auxiliary heater / Aux. heater/heater booster / Coolant circuit with auxiliary heater / Removing and installing coolant pipes for auxiliary heater

Special tools and workshop equipment required

Torque wrench -V.A.G 1410- (4…20 Nm)

Removing and installing coolant pipes for auxiliary heater

Hose clamps, up to 25 mm -3094-

Removing and installing coolant pipes for auxiliary heater

Pliers for spring-type clips -VAS 5024A-

Removing and installing coolant pipes for auxiliary heater

Drip tray for workshop hoist -VAS 6208-

Note

If the coolant circuit is opened, it must be bled → Rep. gr.19.

If the drive motor is warm, then the cooling system is pressurised. If necessary, release pressure before carrying out repairs.

Removing

–	Remove front noise insulation → General body repairs, exterior; Rep. gr.66.

–	Clamp off coolant hoses using hose clamps to 25 mm -3094-.

Note

The illustration shows 2 different versions:

-I- Vehicles with petrol engine.

-II- Vehicles with diesel engine.

The removal and installation procedure is identical for both versions.

Danger of scalding due to steam and hot coolant. There is a risk of injury to the skin and parts of the body due to scalding.Release pressure by pressing pressure relief valve on cooling system tester until the gauge shows a pressure of 0.

Removing and installing coolant pipes for auxiliary heater

–	Loosen spring-type clip -3-.

–	If fitted (only on specific vehicles), slide protective grommet -6- to one side.

–	Unclip coolant hoses -4- and pull them off coolant pipes -1- and -5-.

–	Unscrew nuts -2-.

–	Remove coolant pipes -1- and -5-.

Installing

–	Install in reverse order.

Specified torque

Removing and installing coolant pipes for auxiliary heater

Component to be tightened	Specified torque
Collar nut	8 Nm

Nose insulation; Assembly overview - noise insulation → General body repairs, exterior; Rep. gr.66.

Bleeding coolant circuit of auxiliary heater

The removal and installation procedures for the auxiliary heater and the circulation pump -V55- described in this Workshop Manual ensure that only a small quantity of ...

Fuel supply system

...

Other materials:

Securing child seats with the top tether
Fig. 80 Retaining rings for the top tether on the back of the rear bench seat First read and observe the introductory information and safety warnings Observe the instructions provided by the child seat manufacturer when fitting or removing the child seat . Release the seat ba ...

Using the selection menu in the instrument cluster
Fig. 16 Vehicles without a multifunction steering wheel: button ① on the windscreen wiper lever for confirming menu points, and rocker switch ② for changing menus and information displays Fig. 17 Right-hand side of the multifunction steering wheel: controls for using the menus and inform ...

High-pressure safety valve
The high-pressure safety valve is fitted to the air conditioner compressor or the receiver. The valve opens at a pressure above approx. 38 bar and closes again when the pressure has dropped (approx. 30 bar). Not all the ...