Removing and installing dryer cartridge ►2010 — VW

Removing and installing dryer cartridge ►2010
Note
Notes on repair work to vehicles with air conditioning and on handling refrigerant can be found in the workshop information under repair group Air conditioning system with refrigerant R134a
Rep. gr.
00
Technical data
.
Notes on testing equipment and tools for repair work to vehicles with air conditioning can be found in the workshop information under Heating, ventilation, air conditioning system; Air conditioning system with refrigerant R134a
Rep. gr.
00
; Technical data.
Under certain conditions, it is no longer necessary to renew the desiccant cartridge each time the refrigerant circuit is opened: Air conditioning system with refrigerant R134a
Rep. gr.
00
Technical data
; Renewing components.
Function
The receiver collects the liquid droplets and directs them in a continuous stream to the expansion valve. Moisture which has entered the refrigerant circuit during assembly is collected by the dryer cartridge in the receiver.
Removing
Evacuate refrigerant circuit using e.g.
air conditioner service station
VAS 6007A
(or later model). Then - and only then - open refrigerant circuit.
Comply with notes
Chapter
.
Removing radiator grille
General body repairs, exterior
Rep. gr.
66
Radiator grille
.
Remove cap
1
.
WARNING
Danger of freezing injuries.
If refrigerant circuit has not been evacuated, refrigerant may escape.
Extract refrigerant before opening refrigerant circuit. If the refrigerant circuit is not opened within 10 minutes after it has been evacuated, pressure may develop in refrigerant circuit due to re-evaporation. Extract refrigerant again.
Press sealing cap downwards in
direction of arrow
and remove retaining ring
1
.
Screw socket head bolt
1
into threaded hole in sealing cap.
Pull sealing cap out of housing
2
by pulling on bolt
1
with long nose pliers.
Pull drier cartridge out of housing in
direction of arrow
with long nose pliers.
Installing
Installation is carried out in the reverse order. When installing, note the following:
Renew O-rings
Parts catalogue
.