Volkswagen Polo Service & Repair Manual: Refrigerant Circuit Connections with Valve for Switches
 Note
| For switching pressures, removing and installing switches
and switch arrangement and version, see vehicle-specific
refrigerant circuit. |
WARNING
| There is a danger of ice-up. |
| Refrigerant will leak out if refrigerant circuit is
not discharged. |
| Refrigerant must be extracted before removing valve
-C-. 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. |
|
| Different threads for switch on high pressure and low
pressure sides.
|
|
|
|
| Only valves and o-rings that are resistant to refrigerant
R134a and refrigerant oil must be installed. |
| A - |
Connection (soldered in) |
|
|
|
Note
For switching pressures, removing and installing switches
and switch arrangement and version, see vehicle-specific
refrigerant circuit.
...
Note
For switching pressures, removing and installing switches
and switch arrangement and version, see vehicle-specific
refrigerant circuit.
...
Other materials:
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.
...
Refrigerant Circuit, Tracing Leaks, with Electronic Leak Detector -VAG1796
Note
This repair manual describes different methods for detecting
leaks in the refrigerant circuit. These methods have been tested
and result in success when used correctly.
If when searching for compressed air / Nit ...
Fold Corrosion Servicing Notes
Corrosion on the Fold Edges, for Instance on the Hood, Door
or also the Rear Lid
–
Remove the corroded areas with
→ Chapter „Pneumatic Brush Grinder Set -VAS6446-“ or
→ Chapter „Brush Grinder Set ...
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A/C Refrigerant Low Pressure Switch -F73
A/C Pressure Switch -F129