SEAT Workshop Service and Repair Manuals

Removing and installing heater unit Special tools and workshop equipment required

t  Socket set -V.A.G 1835-

t  Hose clamps up to 40 mm Ø -VAS 3093-

t  Drip tray -V.A.G 1306- Removing First carry out the following work:   Note If the vehicle is equipped with an air conditioning system, the refrigerant must be extracted prior to work. –  Remove dash panel → Rep. Gr.70

For vehicles 06.00 ►, the air duct under the dash panel must also be removed.

–	Unscrew bolts (1.4 ± 0.2 Nm) -2- and remove air duct -1-.

–  Clamp off coolant hoses in engine compartment to heat exchanger using hose clamps up to 40 mm Ø -VAS 3093-.   WARNING Danger of scalding injuries. When the engine is warm, the coolant temperature may be above 100 °C. The cooling system is pressurised. If necessary, release pressure and reduce temperature before carrying out repairs. –  Pull coolant hoses off heat exchanger. –  Seal heat exchanger to prevent coolant from leaking out. –  Remove dust and pollen filter with filter housing → Chapter. –  Remove assembly support → Rep. Gr.70.

1 -	Hexagon nut

q

Qty. 4

q

4 Nm

q	Under protective sheet

2 -

Bulkhead

3 -	Heater unit

q	Dismantling and assembling heater unit → Chapter

Installing: –  Guide heater unit to bulkhead and push studs through intended holes. –  Screw hexagon nuts -1- onto bulkhead in engine compartment and tighten them. –  Connect coolant hoses to heat exchanger. –  Check coolant level and top up. → Rep. Gr.19