64 53 660 Replacing line from compressor to double pipe (version 1)

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WARNING: Risk of injury!
Refrigerant circuit is under high pressure!
Follow safety instructions for handling R 134a refrigerant. , see 64 50... Safety instructions for handling refrigerant R134a .
Avoid contact with refrigerant and refrigerant oil.
Follow safety instructions for handling refrigerant oil. , see 64 50... 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. See 64 52... 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 , see 64 53 517 Replacing desiccant insert for A/C system .

Necessary preliminary tasks:

Drawing off, evacuating and filling the A/C system are not included in the time value given for this work operation, see 64 50 009 Drawing off, evacuating and filling A/C system (R 134a) .

Release screw (1) and remove refrigerant line (2).

Installation:

Replace sealing ring and moisten with refrigerant oil.

Tightening torque 64 53 5AZ , see 64 53 REFRIGERANT LINES AND EXPANSION VALVE .

Fig 1: Identifying Refrigerant Line And Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Release screw (1).

Remove refrigerant line (2) and feed out towards top.

Installation:

Replace sealing rings and moisten with refrigerant oil.

Tightening torque 64 53 4AZ , see 64 53 REFRIGERANT LINES AND EXPANSION VALVE .

Fig 2: Identifying Refrigerant Line And Screws

Courtesy of BMW OF NORTH AMERICA, INC.

After installation:

Evacuate and fill A/C system , see 64 50 009 Drawing off, evacuating and filling A/C system (R 134a) .