Z Series E86 Z4 3.0Si (N52) COUPE
64 51 522
Removing and installing or replacing
expansion valve
Warning!
Risk of injury!
Refrigerant circuit is under high pressure!
Follow safety instructions for handling R 134a refrigerant .
Avoid contact with refrigerant and refrigerant oil.
Follow safety instructions for handling refrigerant oil.
Important!
Risk of damage!
Restart engine only when A/C system has been correctly
filled.
Follow instructions for opening and replacing parts in
refrigerant circuit.
If A/C system is opened for more than 24 hours:
Replace desiccant insert for A/C system
Follow instructions on replacing desiccant bottle
Necessary preliminary tasks:
•
Drawing off refrigerant from the A/C system is not included in
the time value of this operation
Release screw (1).
Installation:
Tightening torque 64 53 5AZ
.
Release screws (2).
Detach refrigerant lines (3) in direction of arrow and press slightly
to one side.
Installation:
Replace sealing rings and moisten with refrigerant oil.
RA Removing and installing or replacing expansion valve
BMW AG - TIS
08.02.2013 18:50
Issue status (12/2007) Valid only until next DVD is issued
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