Volkswagen Polo Service & Repair Manual: Compressor Types, Checking Pressures
 Note
| Check cooling performance. The A/C system is functioning
correctly when the air flowing from the instrument panel vents
has a temperature of 70C or lower. |
| Setting on Climatronic “LO”. |
| Setting on A/C system “AC” on; “max”; “cold”. |
| Connections with valve and service connections for measuring
and checking. |
| Check on vehicles with restrictor and reservoir (with
internally regulated A/C compressor). Refer to
→ Chapter „Checking with Restrictor and Reservoir, with
Internally Regulated A/C Compressor“. |
| Check on vehicles with expansion valve and receiver/dryer
(with internally regulated A/C compressor). Refer to
→ Chapter „Checking with Expansion Valve and Receiver/Dryer,
with Internally Regulated A/C Compressor“. |
| On vehicles with expansion valve and receiver/dryer (without
regulated A/C compressor). Refer to
→ Chapter „Checking with Expansion Valve and Receiver/Dryer,
without Regulated A/C Compressor“. |
| Checking pressures for vehicles with restrictor, reservoir
and A/C Compressor Regulator Valve -N280- (externally regulated
A/C compressor). Refer to
→ Chapter „Checking with Restrictor, Reservoir and A/C
Compressor Regulator Valve -N280-, Externally Regulated A/C
Compressor“. |
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Note
Check cooling performance. The A/C system is functioning
correctly when the air flowing from the instrument panel vents
has a temperature of ...
Note
Connecting service station. Refer to
→ Chapter „Connecting Service Station“.
Observe test requirements ...
Other materials:
Wiring Harness Repair Set - Hot Air Blower -VAS1978/14A
Caution
When heat-shrinking crimp connections, be careful
not to damage any other wiring, plastic parts or
insulating material with the hot nozzle of the hot air
gun.
Always ...
Running-in
First read and observe the introductory information
and safety warningsPlease follow the regulations concerning running-in new
parts.
Running in a new engine
Any new engine has to be run in during the first 1,500 kilometres. During its
first few hours of running, the internal friction in the ...
Introduction
This chapter contains information on the following subjects:
→ Contents of the breakdown set
→ Preparation
→ Sealing and inflating tyres
→ Test after driving for 10 minutes
You can use the breakdown set (tyre mobility set) to safely seal any tyre
damage cau ...
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Pressures, Checking
Checking with Restrictor and Reservoir, with Internally Regulated A/C
Compressor