Removing and installing combustion chamber: VW Touareg II

🧭 Before you start

Fits: VW Touareg II (7P, 2010–2018)

• Renewed: it also

📋 Procedure

1. Switch off electrical consumers.
2. Switch off ignition.
3. Remove auxiliary/supplementary heater .
4. Dismantle auxiliary heater .
5. Remove combustion air blower V6. [Note: Modified combustion chambers for diesel heaters and modified moulded gaskets for petrol heaters have been fitted since week 22 of 2011.Check that the version and allocation of these components is correct Electronic parts catalogue.Further relevant instructions are to be found in TPI 2029710/1.The two combustion chambers for diesel engines can be differentiated by the fitting connection for the glow plug for heater Q9.Version (A) was installed through week 21/2011, and version (B) beginning week 22/2011 Electronic parts catalogue.Beginning week 22 of 2011, the seals on the petrol heater have changed. Version (A) was installed through week 21/2011, and version (B) beginning week 22/2011. Refer to Electronic parts catalogue.]

6. Heed the safety precautions Safety instructions.
7. Also comply with general notes General notes.
8. Observe repair instructions Repair notes.
9. Pull combustion chamber (5) out of heat exchanger (2). [Note: Before installing combustion chamber (5), renew moulded gasket (4) (between combustion chamber and auxiliary heater).If the combustion chamber is defective, also renew the glow plug for heater Q9.Check the combustion chamber and renew it also if the glow plug for heater Q9 is defective. If deposits which influence burner operation have formed in the combustion chamber and cannot be removed using workshop equipment.This illustration shows a combustion chamber (5) with a round connection area, but the connection area of the combustion chamber (5) installed in this auxiliary heater is square Electronic parts catalogue.]
10. Clean inside and outside of combustion chamber (5) with brass wire brush (spark plug brush) if necessary.
11. Clean inside of heat exchanger (2) with brass wire brush (spark plug brush) if necessary.
12. Check sealing surfaces of combustion chamber (5) and heat exchanger (2) for damage.

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