Volkswagen Golf Service & Repair Manual: Connecting air conditioner service station
For vehicles that have connections on both
low-pressure and high-pressure sides of refrigerant circuit |
|
Connecting air conditioner service
station for measuring and checking |
– |
Connect air conditioner service station to power supply. |
– |
Connect quick-release coupling adapters to charging hoses
for air conditioner service station (handwheels not turned
inwards, i.e. hand shut-off valves not open). |
– |
Switch on air conditioner service station and evacuate
charging hoses (necessary only if there is air in the charging
hoses). |
– |
Switch off air conditioner service station. |
– |
Unscrew sealing caps from service connections (with valve). |
– |
Connect air conditioner service station via service
connections to the vehicle refrigerant circuit using
quick-release coupling adapter. |
– |
Turn handwheel of quick-release coupling adapter inwards
only far enough to ensure that valves on service connections are
open (check using a pressure gauge; do not overstress valves). |
– |
Perform the intended measuring and checking work. |
|
Spray the evaporator with Contra Sept directly using a spray
lance (approx. 10 bar). Contra Sept neutralises microbes and
bacteria directly at the evaporator.
...
Other materials:
Contact corrosion
Contact corrosion can occur if unsuitable fasteners (bolts,
nuts, washers, etc.) are used.
Therefore, only fastening elements with a special surface
coating are installed in the vehicle.
In addition, rubber and plastic p ...
Refrigerant machine oil
Refrigerant machine oil is miscible (approx. 20%–40%
depending on the type of air conditioner compressor and the
quantity of refrigerant) in the refrigerant. It circulates
continuously in the circuit and lubricates the moving parts.
...
Changing headlights over from driving on left to driving on right (gas
discharge headlights)
If a right-hand drive vehicle is driven in a left-hand drive
country, or vice versa, the headlights must be converted. This
is necessary in order to avoid dazzling oncoming traffic with
the asymmetric low beam headlights.
Note
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