64 52 530 Removing and installing/replacing electric A/C compressor

WARNING: High-voltage system - danger to life!
The following points must be strictly observed prior to starting work :

WARNING: Danger of injury!
Refrigerant circuit is under high pressure!
Avoid contact with refrigerant and refrigerant oil.

IMPORTANT: Risk of damage! Restart engine only when A/C system has been correctly filled.
Read and comply with NOTES ON REPLACING COMPRESSOR .

Follow notes for OPENING AND REPLACING PARTS in refrigerant circuit.

If air conditioning system is opened for more than 24 hours: REPLACE DESICCANT INSERT FOR AIR CONDITIONING .

Necessary preliminary tasks:

DRAW OFF HEATING AND AIR CONDITIONING SYSTEM (drawing off, evacuating and filling the heating and air conditioning system are not included in the time value given for this job item)
REMOVE FRONT LEFT CHARGE-AIR DUCT
REMOVE REAR LEFT CHARGE AIR DUCT

Release screws (1) from air conditioning lines (2).

Installation note:

Replace sealing rings.

Tightening torque 64 52 1AZ .

Fig 1: Identifying Air Conditioning Lines And Screws

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Release screw (1). Remove holder (2) with air conditioning lines (3) and spacer sleeve (4).

Tightening torque 64 52 6AZ .

IMPORTANT: Risk of damage!
Do not fit holder (2) without spacer sleeve (4).

Remove air conditioning lines (3) from electric A/C compressor (5) upwards and place to one side.

Installation note:

Air conditioning lines (3) must not be set against belt (6)!

Check distance between air conditioning lines (3) and belt (6) in area (7)!

If necessary, adjust holder (2) so that distance is at least 2 cm.

Fig 2: Identifying Holder, Screw, Spacer Sleeve, Drive Belt, And Air Conditioning Lines

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Unlock and disconnect high-voltage plug connection (3). Detach high-voltage cable (4) at position marked with arrow and place to one side.

IMPORTANT: OBSERVE NOTE ON UNLOCKING AND DISCONNECTING different plug connections!

Unlock plug connection (5) and disconnect.

Unfasten plug connection (2) and disconnect.

NOTE: Raise unlocking device upward. Press unlocking device and pull off plug connection (2) upwards.

Detach line (1) at position marked with arrows and place to one side.

Fig 3: Identifying High-Voltage Cable, Plug Connections, And Line

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Release screws (1) from electric A/C compressor (2). Remove electric A/C compressor (2).

Tightening torque: 64 52 3AZ .

Release screws (3) and remove both holders (4, 5).

Tightening torque: 12 31 2AZ

Fig 4: Identifying Electric A/C Compressor, Screws And Holders

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Position electric A/C compressor (1) as shown in graphic and feed out upwards.

Fig 5: Identifying Electric A/C Compressor

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After installation: