Volkswagen Polo Service & Repair Manual: Test Requirements

Volkswagen Polo Service & Repair Manual / Refrrigerant R134a Servicing / Pressures, Checking / Checking with Expansion Valve and Receiver/Dryer, without Regulated A/C Compressor / Test Requirements

Radiator and condenser are clean (clean if necessary).

The ribbed belt for the A/C compressor and alternator tensioned correctly.

All air ducts, covers and seals are OK and installed correctly.

The doors reach their end position.

The engine is warm.

Evaporator and heater not drawing in secondary air (at maximum fresh-air blower speed).

With engine running and A/C system set to maximum cooling output, pay attention to the following points:

The fresh air blower is running.

The coolant fan must be running or it must be switched on.

The recirculation/fresh air door must be in the “recirculation” position.

Ambient temperature is greater than 15 ⁰C.

The A/C Evaporator Temperature Switch -E33- is installed correctly and its switch temperatures are correct.

Checking with Expansion Valve and Receiver/Dryer, without Regulated A/C Compressor

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Checking

– Turn off the ignition. – Connect pressure gauge battery (A/C service station). – Take pr ...

Other materials:

Light Alloy Wheels, Preparing
WARNING Do not repair damaged rims by heating, welding or adding or removing material. Do not repair damaged or deformed rims or rims with cracked or deformed bolt h ...

Using a child seat on the rear seats
First read and observe the introductory information and safety warnings When fitting a child seat to a rear seat, the position of the front seat must be adjusted to ensure that the child has sufficient space. Adjust the front seat according to the size of the child seat and child. Ensure that ...

Visual Inspection
WARNING Risk of injury. Follow all Warnings and Safety Precautions. Refer to → Chapter „Warnings and Safety Precautions“. Prior to performing any measurement ...