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Auxiliary air heater -> 7.13 Removing and installing heat exchanger for Your Volkswagen Transporter Van Sixth generation (2015-2021)

Transporter 2020 ➤  
Auxiliary heater - Edition 04.2020  
Installing  
Install in reverse order of removal, observing the following:  
– Renew seal -1-.  
Specified torques  
Component  
Bolts -2-  
Specified torque  
6.5 Nm  
7.13  
Removing and installing heat exchanger  
Removing  
– Removing auxiliary air heater without bracket ⇒ page 36 .  
– Remove auxiliary air heater from plastic housing ⇒ page 44 .  
– Remove auxiliary air heater control unit - J604- ⇒ page 42 .  
– Unscrew bolts -1- from combustion air blower - V6- -2-.  
48  
Rep. gr.82 - Supplementary heating  
Transporter 2020 ➤  
Auxiliary heater - Edition 04.2020  
– Remove heat exchanger -4- with seal -3- from combustion air  
blower - V6- -2-.  
Installing  
Install in reverse order of removal, observing the following:  
Note  
Note that seal -3- must be renewed when heat exchanger -4- is installed.  
If heat exchanger is renewed, flame monitor - G64- and overheating sensor - G189- (combination sensor)  
must be transferred.  
– Fit heat exchanger -4- with new seal -3- on combustion air  
blower - V6- -2-.  
– Tighten bolts -1- in diagonal sequence  
– Perform a functional check after completing all work on the  
heater unit.  
7. Auxiliary air heater  
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