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Volkswagen Golf Mk7 Service & Repair Manual: Without needing to purge refrigerant circuit of contaminants (e.g. damage in an accident); no refrigerant has escaped and no moisture or dirt has entered refrigerant circuit

This page covers renewing the Volkswagen Golf Mk7 restrictor and receiver/reservoir without needing to purge — drain the circuit, renew the restrictor, then weigh the removed component for quality control.

Drain refrigerant circuit.
–  Renew restrictor. Depending on vehicle
–  Remove receiver or reservoir.
–  Clean any dirt out of receiver or reservoir.
–  Weigh receiver or reservoir that was removed.
  Note
Fill enough refrigerant oil into the new reservoir or collector so that it has the same weight as the container which was removed.
Install new receiver or reservoir.
–  Assemble refrigerant circuit, evacuate and charge.

    Questions & answers

    Without needing to purge refrigerant circuit of contaminants (e.g. damage in an accident); no refrigerant has escaped and no moisture or dirt has entered refrigerant circuit — Volkswagen Golf Mk7

    Can I skip purging after Golf Mk7 AC accident damage if no refrigerant escaped?
    Yes. If the circuit remained sealed, simply drain, renew the damaged restrictor/receiver, evacuate and recharge.
    After purging refrigerant circuit of contaminants, e.g. due to moisture intrusion (because refrigerant circuit has stood open for a length of time) or due to dirt
    The reservoir or receiver or cartridge of the dryer bag need not be renewed under the following circumstances: After an accident in which there ...

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    List of test equipment, tools and materials   Note This list is an overview of the test equipment, tools and materials necessary for professional repairs to t ...

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