Volkswagen Polo Service & Repair Manual: Evacuating and Charging Valve, High Pressure Side
| Special tools and workshop equipment
required |
| Torque Wrench 1783 - 2-10Nm -VAG1783- with Torque Wrench
1783 - 1/4" Drive Ratchet -VAS6234- |
WARNING
| There is a danger of ice-up. |
| Refrigerant will leak out if refrigerant circuit is
not discharged. |
| Refrigerant must be extracted before opening
refrigerant circuit. If refrigerant circuit is not
opened within 10 minutes of extraction, pressure may
form in refrigerant circuit due to evaporation. Extract
the refrigerant once more. |
|
| Only valves and connections that are resistant to
refrigerant R134a and refrigerant oil must be installed. |
| Different connections (outer diameter) for high pressure and
low pressure side. |
| Always screw on sealing caps. |
|
|
|
| Refer to
→ Rep. Gr.87 for the vehicle-specific repair manual. |
 Note
| Torque Wrench 1783 - 2-10Nm -VAG1783- with Torque Wrench
1783 - 1/4" Drive Ratchet -VAS6234- |
| Use a suitable Refrigerant Sockets -T10364- to loosen the
valve insert. Refer to
→ Fig. „“ Refrigerant Sockets -T10364- for the high pressure/low
pressure side service connection valves in the refrigerant
circuit”“ |
| 1 - |
Socket with external and internal threads |
| 2 - |
O-ring: 10.8 mm; 1.8 mm identification: black or with colors |
| 3 - |
Valve with M12 x 1.5 mm external threads and groove for
O-ring (7 ± 1 Nm) |
| 4 - |
O-ring for the cap: 10.8 mm; 1.8 mm identification: black or
with colors |
|
|
|
Special tools and workshop equipment
required
Torque Wrench 1783 - 2-10Nm -VAG1783- with Torque Wrench
1783 - 1/4" Drive Ratchet -VA ...
Special tools and workshop equipment
required
Torque Wrench 1783 - 2-10Nm -VAG1783- with Torque Wrench
1783 - 1/4" Drive Ratchet -VA ...
Other materials:
Changing bulbs in the front headlights (halogen H4)
Fig. 178 Rear view of the
right-hand H4 headlight with plastic covers: ① dipped beam and main beam, ② turn
signal and ③ side light
Fig. 179 Rear view of the
right-hand H4 headlight with rubber cover: ① dipped beam and main beam, ② turn
signal and ③ side light
First read and o ...
Refrigerant Circuit with Restrictor and Reservoir
Arrows point in direction of refrigerant flow.
A-Low pressure side of refrigerant circuit.
B-High pressure side of refrigerant circuit.
Component
Aggregate state of refrigerant
...
Refrigerant Circuit Pipes and Hoses
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
manufactu ...
© 2016-2025 Copyright www.vwpolo.net
Evacuating and Charging Valve with Schrader Valve
Evacuating and Charging Valve, Low Pressure Side