Volkswagen Polo Service & Repair Manual: A/C Service and Recycling Units

Pressure Gauge, Tests and Measurements

Indicators on pressure gauge 1 -  Temperature scale for refrigerant R134a CF3–CH2F or CH2F–CF3. 2 -&nb ...

Extraction System Group Classifications

At this time, A/C service units for extracting, cleaning and filling refrigerant for motor vehicle A/C systems are available from various manufacturers. ...

Other materials:

Battery with Visual Indicator, Checking
  WARNING Risk of injury. Follow all Warnings and Safety Precautions. Refer to → Chapter „Warnings and Safety Precautions“. Perform Battery Checks in the Follo ...

Introduction
This chapter contains information on the following subjects:  → Running-in  → Accessories and parts  → Service fluids and consumables  → Repairs and technical modifications  → Repairs and faults in the airbag system  → Retrofitting two-way radios ...

Air recirculation mode
First read and observe the introductory information and safety warnings General notes There are different types of air recirculation, depending on the level of equipment: Air recirculation mode (heating and fresh air system, air cond ...