BMW 7 Series: Microfilter
Overview Of Heater - A/C System Components
.png)
Fig. 148: 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
REPLACING MICROFILTER FOR INTERIOR VENTILATION
IMPORTANT: Risk of damage! A/C system must not be operated without the prescribed filter element.
Note on cleaning
Spray microfilter housing from inside with BMW pollen filter housing cleaner* (observe instructions for use).
Comply WITH NOTES AND INSTRUCTIONS ON HANDLING CLEANING AGENTS ! Wipe away excess liquid.
This kills off germs, bacteria and fungi that cause smells.
The smell that results on the plastic parts of the microfilter housing is eliminated.
*BMW part number: 0 447 913
Necessary preliminary work
- Remove lower instrument panel trim.
Release screws (1) on filter housing (2).
Remove microfilter cover (3) in direction of arrow.
Installation note: Microfilter cover (3) must be correctly engaged in guides on filter housing (2).
.png)
Fig. 149: Removing Microfilter Cover On Filter Housing
Remove microfilter (1) at tabs in direction of arrow from filter housing (2).
.png)
Fig. 150: Removing Microfilter From Filter Housing
REPLACING REAR A/C SYSTEM MICROFILTER
IMPORTANT: Risk of damage! Air conditioning must not be operated without the prescribed filter element.
Follow manufacturer's instructions.
Necessary preliminary work
- from 11/2010, only remove luggage compartment partition wall
- Otherwise remove ALL LUGGAGE COMPARTMENT TRIM PANELS
Remove side cover (1) in direction of arrow.
Remove microfilter (2).
.png)
Fig. 151: Removing Microfilter To Side Cover
READ NEXT:
A/C Performance Test (R 134a)
Observe the following conditions prior to the A/C performance test
1. Provision of a diagnosis system. Safeguard electrical system integrity by
checking the fault memory (no
faults in the fault memor
Drawing Off, Evacuating And Filling Heating And Air Conditioning
System (R 134a)
WARNING: Only persons in possession of a professional certificate
of competence for the maintenance and repair of heating and air conditioning
systems are authorized to carry out repair work on the
SEE MORE:
Clearance And Side Marker Lamps
REMOVING AND INSTALLING/REPLACING REAR REFLECTOR (ON REAR BUMPER
TRIM)
Unclip reflector (1) from bumper trim (2) in area (3).
Pull reflector (1) out of guide and detach towards rear from bumper trim (2).
Fig. 76: Identifying Reflector And Bumper Trim In Area
Installation:
Catches (1) and guide (2)
Removing And Installing Operating Unit For Additional Seat
Functions
Notes
Release latch mechanism (1) on operating unit (2) using special tool 64 1 020. At same time carefully lever out
operating unit (2) using special tool 00 9 317.
Disconnect plug connection behind and remove operating unit (2).
Fig. 208: Releasing Latch Mechanism On Operating Unit Using Special
