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Home >> Volkswagen >> 2018 >> Beetle S, 2D Hatchback >> Repair and Diagnosis >> External Pages >> Different car >> Section 14 (Refrigerant R134A Servicing (Convertible)) >> 00 General, Technical Data >> Refrigerant Circuit General Information >> Refrigerant Circuit Components >> Reservoir

Refrigerant Circuit Components: Reservoir

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CAUTION:

Non-approved tools or materials such as leak sealing additives can cause damage or malfunctions in the system.

Only use tools and materials approved by the manufacturer.

The warranty is voided if non-approved tools or materials are used.

The reservoir collects the vaporized and gaseous mixture coming from the evaporator to ensure the compressor only receives gaseous refrigerant. Gaseous refrigerant is formed from the vapor.

Fig 1: Identifying Accumulator
GWWV87-1403Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

The refrigerant oil flowing in the circuit is not retained in the reservoir as it has an oil drilling.

Moisture which has entered the refrigerant circuit during repairs will be collected by a filter (desiccant bag) in the reservoir.

Gaseous refrigerant is extracted with oil by the A/C compressor.

NOTE:

Replace the reservoir if refrigerant circuit has been open for a long time (beyond the normal repair time) and moisture has penetrated inside, or if required due to a specific complaint, refer to COMPONENTS, REPLACING .

Remove sealing plugs -A- and -B- only immediately prior to installing.

A desiccant bag in an unsealed reservoir is saturated with moisture after a short period of time and unusable.

When installing, note arrow for direction of flow if necessary.