volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Heater Control Valve > < Expansion Valve
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Expansion Valve: Description and Operation
Expansion Valve Insulator

- Insulator
- Expansion valve

Insulation is used around expansion valve to prevent moisture condensation) build-up and to protect expansion valve from high engine compartment
temperatures and the resulting decrease in A/C system cooling performance. 

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Install insulator -1- over expansion valve -2- (arrow).

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Check insulator for damage and proper fit,and replace if necessary.

Heater Control Valve > < Expansion Valve