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Home >> Audi >> 2021 >> A4 Quattro Premium Plus, 2.0L Eng VIN B >> Repair and Diagnosis (Single Page) >> Heating, Ventilation & A/C (HVAC) >> General Servicing >> Air Conditioning (Refrigerant R1234YF Servicing) (1 Of 2) >> 87 Air Conditioning >> Tools And Testing Equipment >> Improvised Tools

Improvised Tools

NOTE:

This list outlines the testers, tools and materials required for expert refrigerant circuit repair work.

Charging Hose with Connection for Workshop Compressed-Air System

Fig 1: Charging Hose With Connection To Workshop Compressed-Air System
GWWV87-1469Courtesy of AUDI OF AMERICA, LLC

A -  Charging hose 5/8" - 18 UNF** (version with large inner diameter)

B -  Connection for workshop compressed-air system ** (always use filter)

** Tools and materials, which are commercially available.

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