Volkswagen Polo Service & Repair Manual: Evacuating and Charging Valve, Low 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 - |
Connection with external thread and groove for O-ring |
| 2 - |
O-ring: 7.6 mm; 1.8 mm identification: black or with colors |
| 3 - |
Valve with M10 x 1.25 mm external threads and groove for
O-ring (7 ± 1 Nm) |
| 4 - |
O-ring for the cap: 7.6 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 ...
Other materials:
Wiring Harness Repair Set -VAS1978A
The new Wiring Harness Repair Set -VAS1978A- makes optimal
repair quality possible in the realm of vehicle electronics.
Using the new pliers, repairs affecting harness connectors and
for breaks in wiring can be performed. For this purpose,
complete repai ...
A/C Refrigerant High Pressure Switch -F23
Note
For switching pressures, removing and installing switches
and switch arrangement and version, see vehicle-specific
refrigerant circuit.
Refer to
→ Rep. Gr.87.
...
Flat Spots, Correcting
Flat spots cannot be removed from tires with workshop
equipment.
Such flat spots can be "driven out" only by driving the car
until the tires are warm.
We do not recommend the following method during ...
© 2016-2025 Copyright www.vwpolo.net
Evacuating and Charging Valve, High Pressure Side