Volkswagen Polo Service & Repair Manual: Refrigerant Circuit Extraction and Filling Valves for Service Station Couplings

Refrigerant Circuit with Restrictor and Reservoir

1 -  A/C Compressor 2 -  Condenser 3 -  Restrictor 4 -  ...

Evacuating and Charging Valve with Schrader Valve

Special tools and workshop equipment required Torque Wrench 1783 - 2-10Nm -VAG1783- with Torque Wrench 1783 - 1/4" Drive Ratchet -VA ...

Other materials:

Welding and Soldering on Refrigeration Systems
Before performing welding or soldering work on vehicles near the air conditioning system components, extract the refrigerant and remove the residue by flushing with compressed air and nitrogen. The products of refrigerant decomposition d ...

Wheel Bolt Versions
Shank Designs There are two shank designs: rounded and conical.     The rounded shank has a curved surface -arrow A-. This design was used for original rims. The conic ...

AGM Battery
Maintenance-Free Battery with Specific Electrolyte without a Visual Indicator Lead-acid battery, where the electrolyte is fixed in an absorbent glass mat (AGM). The battery is closed and equipped with breather valves. ...