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Volkswagen Polo Service & Repair Manual: Refrigerant Still in Circuit

Volkswagen Polo Service & Repair Manual / Refrrigerant R134a Servicing / Components, Replacing / Leaking or Damaged Components except A/C Compressor, Reservoir or Receiver/Dryer / Refrigerant Still in Circuit

Discharge the refrigerant circuit.
–  Remove malfunctioning component, flush with compressed air, collect escaping refrigerant oil.
–  The new component is to be filled with the amount of refrigerant oil flushed out (plus 20 cm3 for evaporator, plus 10 cm3 for condenser, refrigerant pipes and refrigerant hoses) as fresh refrigerant oil fill.
–  Replace the restrictor depending on the vehicle.
–  Assemble, evacuate and charge the refrigerant circuit.
Empty Refrigerant Circuit
–  Remove malfunctioning component. –  Remove the A/C compressor. –  Remove oil drain plug fr ...

A/C Compressor, Replacing
...

Other materials:

Types of Batteries
General Information   Caution The following batteries described are maintenance-free batteries. Do not remove any of the labels on the battery and do not add distilled water. Only perfo ...

Checking with Restrictor, Reservoir and A/C Compressor Regulator Valve -N280-, Externally Regulated A/C Compressor
  Note Connecting service station. Refer to → Chapter „Connecting Service Station“. Observe test requirements. Refer to → Chapter „Pressures, Checking“. –  ...

Valve, Removing and Installing, Rubber Valve
Make sure wheel rim is clean.     –  Using the Valve Fitting Tool Valve Fitting Tool -VAS6459--1-, insert a new tire valve. –  Remove the valve insert. ...

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