Volkswagen Polo Service & Repair Manual: Refrigerant Circuit with Restrictor and Reservoir
| 5 - |
Reservoir with dryer bag |
 Note
| Arrows point in direction of refrigerant flow. |
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1 -
Evaporator
2 -
Expansion Valve
3 -
Valve for extracting, filling and measuring
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Other materials:
Refrigerant R134a Physical Data
Vehicle air conditioning systems make use of the
vaporization and condensation process. In this case, one works
with a substance which boils easily, designated as refrigerant.
The refrigerant employed is tetrafluoroethane R134a, which
bo ...
Adhesive Surface Pretreatment when Replacing Laser-Soldered Roofs
Dry sand the cataphoretic primer on the roof adhesive surface
-item 6-
→ Item down to the bare metal using P180 sandpaper.
–
Dry sand the roof pillar adhesive surface
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A/C Compressor Regulator Valve -N280
Note
For switching pressures, removing and installing switches
and switch arrangement and version, see vehicle-specific
refrigerant circuit.
Refer to
→ Rep. Gr.87.
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Refrigerant Circuit with Expansion Valve and Evaporator