Volkswagen Polo Service & Repair Manual: Compressor Types, Checking Pressures

Volkswagen Polo Service & Repair Manual / Refrrigerant R134a Servicing / Pressures, Checking / Refrigerant Circuit Pressures (with A/C Service Station), Checking / 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:

Refresh Charging with Battery Charger -VAS5903
Special tools and workshop equipment required Battery Charger -VAS5900- WARNING Risk of injury. Follow all Warnings and Safety Precautions. Refer to → ...

Refrigerant Circuit with Restrictor and Reservoir
Arrows point in direction of refrigerant flow. A-Low pressure side of refrigerant circuit. B-High pressure side of refrigerant circuit. Component Aggregate state of refrigerant ...

Two-Part Thinner
Definition: Two-Part Thinner -LVE 009 001 A5- Two-Part Thinner, Long -LVM 009 300 A2- Two-Part Thinner, Plus -LHA 014 000 A5- Two-Part Thinner, Special -LVM 009 2 ...