Introduction
The purpose of this repair manual is to provide service
advisors and technicians with the basic knowledge needed to
ensure professional and competent procedures.
Note
Only the c
Physical Principles
The four known states of water also apply to air
conditioning system refrigerants.
1 - Gaseous (invisible)
2 - Vapor
3 - Liquid
4 - Solid
Refrigerant R134a Physical Data
Vehicle air conditioning systems make use of the
vaporization and condensation process. In this case, one works
with a substance which boils easily, designated as ref
WARNING
During road tests using a vehicle diagnostic and
information system, there is the hazard of extreme to
lethal injuries!
If vehicle diagnostic and information system is
deposited in the action area of an airbag during a road
test, here is the hazard of extreme to lethal injuri
Special tools and workshop equipment
required
Hose Clamps - Up To 25 mm -3094-
Engine Bung Set -VAS6122-
Container of the Coolant Collection System -VAS5014- or the
Shop Crane - Drip Tray -VAS6208-
Hose Clip Pliers -VAS6362-
Caution
This procedure contains mandatory replaceable part