volkswagen Workshop Repair Guides

Volkswagen Workshop Manuals

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Sight Glass: Description and Operation

Sight Glass (if equipped)

With a properly charged A/C system and A/C clutch engaged, the sight glass - arrow- should remain clear and bubble free.

NOTE:

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The mixture of R-134a refrigerant and refrigerant (PAG) oil may appear milky in the sight glass.

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If equipped, sight glass location may not be as illustrated.

Heating and Air Conditioning > Sight Glass, HVAC > Component Information > Description and Operation

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