VW Polo manuals

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“.
   
Pressures, Checking
  Note Check cooling performance. The A/C system is functioning correctly when the air flowing from the instrument panel vents has a temperature of ...

Checking with Restrictor and Reservoir, with Internally Regulated A/C Compressor
  Note Connecting service station. Refer to → Chapter „Connecting Service Station“. Observe test requirements ...

Other materials:

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Checklist
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