BMW 7 Series: Instructions For Opening And Replacing Parts In Refrigerant Circuit
WARNING:
- Avoid contact with refrigerant and refrigerant fluid.
- Follow safety information for handling R134A refrigerant.
- Follow safety information for HANDLING REFRIGERANT FLUID.
IMPORTANT:
I. Part replacement as preliminary work fur further repair work and part
replacement based on gradual leakage
(minor leak, e.g. hairline crack)
Procedure:
- DRAW OFF A/C system, then determine drawn-off refrigerant oil quantity
- Carry out part replacement
- Replace removed refrigerant fluid and additionally top up with new
refrigerant fluid according to
components replaced:
- Compressor: refer to NOTES ON REPLACING COMPRESSOR
- Evaporator: 10 ml
- Capacitor: 20 ml
- Desiccant insert/dryer flask: 20 ml
- Each replaced refrigerant line: 10 ml
- Capacitor with integrated dryer: 40 ml
- Safety pressure switch and seals: no additional refrigerant fluid
- EVACUATE AND FILL A/C system
II. Part replacement due to sudden leak
(major leak, e.g. pipe break due to accident)
Procedure:
- DRAW OFF A/C system, then determine drawn-off refrigerant oil quantity
- Carry out part replacement
- Replace removed refrigerant fluid and additionally top up with new
refrigerant fluid according to
components replaced:
- Compressor: refer to NOTES ON REPLACING COMPRESSOR
- Evaporator: 35 ml
- Capacitor: 35 ml
- Desiccant insert/dryer flask: 55 ml
- Each replaced refrigerant line: 35 ml
- Capacitor with integrated dryer: 55 ml
- Safety pressure switch and seals: no additional refrigerant fluid
- EVACUATE AND FILL A/C system
OVERVIEW OF HEATER - A/C SYSTEM COMPONENTS
Fig. 202: Overview Of Heater And A/C System Components
- Condenser for air conditioner
- Drier insert for air conditioner
- Independent heater and attachment parts
- Water valve
- Heater - A/C system and attachment parts
- Fan and attachment parts
- Compressor
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Notes
WARNING: Danger of injury!
Refrigerant circuit is under high pressure!
Follow safety instructions for handling R 134A refrigerant.
Avoid contact with refrigerant and refrigerant fluid.
Follow
Notes
WARNING: Danger of injury! Refrigerant circuit is under high
pressure! Follow safety information for handling R134a tetrafluorethane refrigerant.
Avoid contact with refrigerant and refrigerant
SEE MORE:
Switching on automatically
The side collision mitigation activates automatically
after departure if the function was switched
on at the end of the last trip.
Switching on manually
Press the button.
The menu for the Intelligent Safety system
is displayed.
If all Intelligent Safety systems were swit
NOTE: See procedure for POWER STEERING PUMP FOR POWER STEERING GEAR
WITH ACTIVE FRONT STEERING (N63) or POWER STEERING PUMP FOR
HYDRAULIC STEERING GEAR WITH DYNAMIC DRIVE (N63).
REMOVING AND INSTALLING/RENEWING DYNAMIC DRIVE EXPANSION HOSE
PART 2 (IN FRONT WHEEL ARCH)
Notes
WARNING: DANGER OF POISON