BMW 7 Series: Detaching Wheel Bearing Inner Ring From Drive Flange (Drive Flange Removed)
Notes
IMPORTANT:
- Special tool 33 4 409 must not be removed!
Insert special tool 33 4 408 into special tool 33 4 401.
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Fig. 125: Positioning Special Tools (33 4 408), (33 4 401) And (33 4 409)
Position special tool 33 4 401 in conjunction with 33 4 408 on drive flange.
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Fig. 126: Positioning Special Tools (33 4 401) In Conjunction With (33 4 408)
On Drive Flange
Tension special tool 33 4 401 with spanners 33 4 403 and 33 4 404 together until special tool is resting against wheel bearing inner ring.
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Fig. 127: Tensioning Special Tool (33 4 401) With Spanners (33 4 403) And (33
4 404)
Use hydraulic unit and adapter kits, see BMW Workshop Catalogue.
- Hydraulic unit - 81 64 2 155 744
- Adapter kit 1 - 81 64 2 155 745
- Adapter kit 2 - 81 64 2 155 746
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Fig. 128: Detaching Wheel Bearing Inner Ring From Drive Flange Using Special
Tools
- Pressure cylinder of hydraulic unit (1) must be in the initial position.
- Spindle F3 must terminate flush with hydraulic unit (1).
- Assemble special tool, see graphic.
- Turn spindle of special tool 33 4 400 as far as it will go.
The following tools are required for detachment, consult graphic for arrangement:
Vehicle components
VEHICLE COMPONENTS
I Drive flange hub
II Wheel carrier/swivel bearing
Required components for all models and types
REQUIRED COMPONENTS FOR ALL MODELS AND TYPES
1 Hydraulic unit
F3 Spindle M24 (length 270 mm)
E3 Washer M24
C1 Holding sleeve
K1 Screws M12 x 1.5
K2 Screws M14 x 1.5
B1 Adapter
33 4 400 Special tool
Components specific to model and type
ADAPTER SPECIFICATIONS
K1 Screws M12 x 1.5
K2 Screws M14 x 1.5
Detach wheel bearing inner ring from drive flange.
READ NEXT:
Replacing Drive Flange On Left/Right Rear Axle Shaft
Necessary preliminary work
Remove REAR WHEEL.
IMPORTANT: Expand anti-twist lock sufficiently to avoid damaging thread
when releasing
collar nut.
Activate parking brake and release collar nut.
Tig
Information On Replacing Shock Absorbers
Situation
When a shock absorber is faulty on one side (leaking, noises, limit values
exceeded on the shock tester), often
both shock absorbers on the axle in question are replaced.
Effect
This is not
SEE MORE:
Replacing Wiring Harness In Left Or Right Front Door
IMPORTANT: Read and comply with notes on HANDLING WIRING HARNESSES and
cables.
Necessary preliminary work
Close front side window completely
Disconnect BATTERY CABLE
Remove SOUND INSULATION IN FRONT DOOR
Remove LEFT-HAND OUTER DOOR HANDLE ON FRONT DOOR.
Unlock plug connections (1) and disconn
(Safety) Information On AGM Battery
Fig. 188: Identifying AGM Battery
Introduction
In September 2002, the first so-called VRLA batteries, better known as AGM
batteries came into use. (VRLA
means V alve R egulated L ead A cid, i.e. lead acid battery with pressure relief
valve; AGM stands for A
bsorbent G lass M at, i.e. absorbent gl
