4 Repair
4.7.5. Replacement of gearbox, axis 5
3HAC022033-001 Revision: K
396
©
Co
py
rig
h
t 200
4-
201
1 AB
B. All
ri
gh
ts reser
v
ed.
Refitting, wheel unit
The procedure below details how to refit the wheel unit.
Action
Note
1. Clean the wheel unit and the tube mating surfaces.
2. Lubricate packing box with
grease.
Art. no. is specified in
.
3. Apply
removal tool
to the center hole of the gear Z4. Art. no. is specified in
.
4. Refit wheel unit by gently lowering it straight down.
5. Gently knock on the wheel unit with a plastic mallet,
to press it all the way down.
NOTE!
Make sure the bearing reaches
the bottom, before continuing the
mounting!
6. Fasten the bearing washer with its
attachment
screws
and secure with
locking liquid
.
Turn the gear Z4 in order to reach all the screws.
xx0200000068
A. Gear Z4
B. Surface beneath VK-cover
C. VK-cover
D. Attachment screws, gear
Z4, 21 pcs: M16
E. Attachment screws,
bearing washer, 7 pcs: M6
7. Clean the surface beneath the VK-cover with iso-
propanol.
8. Secure the wheel unit with attachment screws, gear
Z4.
21 pcs: M16 x 90; 12.9 quality
UNBRAKO, tightening torque:
300 Nm.
Reused screws may be used,
providing they are lubricated as
detailed in section
before fitting.
9. Refit the
VK-cover.
Art. no. is specified in
.
Shown in the figure
10. Proceed with step 11 in the refitting detailed in the
previous procedure (procedure
Continued
工控帮助教小舒QQ2823408167
长沙工控帮教育科技有限公司