VW Golf manuals

Volkswagen Golf Service & Repair Manual: Refrigerant line with restrictor

Observe safety precautions → Chapter „Safety precautions when handling refrigerants“.
–  Comply with notes → Chapter „Working on refrigerant circuit“.
–  Observe safety precautions when working in the vicinity of high-voltage components → Chapter „Safety precautions when working in the vicinity of high-voltage components“.
   
–  Observe the risk category of the high-voltage system → Rep. gr.00.
  Note
The illustration shows a refrigerant line -A- with a permanently installed restrictor -B- (without strainer).
To remove the refrigerant line, remove refrigerant shut-off valve for high-voltage battery heat exchanger - N542- → Chapter, and remove refrigerant line from heat exchanger for high-voltage battery → Chapter „Removing and installing heat exchanger for high-voltage battery“.
The diameter of the shown restrictor hole -B- is approx. 0.7 mm. Depending on the refrigerant line version, this restrictor is permanently installed or it can be removed. For the removable version a strainer may be fitted to prevent the restrictor hole from being blocked by suspended particles.
Check restrictor hole -B- for soiling, and clean it or renew refrigerant line as necessary.
Different versions. Refer to → Electronic Parts Catalogue.
 

Refrigerant line with restrictor

Removing and installing heat exchanger for high-voltage battery
Special tools and workshop equipment required Hose clamps, up to 25 mm -3094- Engine bung set -VAS 6122- ...

Removing and installing refrigerant line between condenser and evaporator
Special tools and workshop equipment required         Engine bung set -VAS 6122 ...

Other materials:

Connecting vehicle diagnostic tester
  Note Observe the latest operating instructions for vehicle diagnosis tester, which are displayed after selecting the “Administration” and “Operating Manual” keys. Special tools and workshop equipment required ...

Adjusting glass panel
Special tools and workshop equipment required     Height-adjustment of glass panel   Torque wrench -V.A.G 1783- –  Loosen securing bolts for ...

Refrigerant circuit components
  Caution Non-authorised tools or materials (e.g. leak inhibitor additive) may cause damage or adversely influence the system. Only tools and materials approved by the manufac ...

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