Subaru IMPREZA 2002 Service Manual page 299

FRONT DIFFERENTIAL ASSEMBLY
I
MANUAL TRANSMISSION AND DIFFERENTIAL
Part
No.
3. TOOTH CONTACT OF HYPOID GEAR
Check tooth contact of hypoid gear as follows: Ap-
ply a uniform thin coat of red lead on both tooth sur-
faces of 3 or 4 teeth of the hypoid gear. Move the
hypoid gear back and forth by turning the transmis-
sion main shaft until a definite contact pattern is de-
veloped on hypoid gear, and judge whether face
contact is correct. If it is inaccurate, make adjust-
ment. <Ref. to MT-75, ADJUSTMENT, Front Differ-
ential Assembly.>
Tooth contact is correct.
Thickness mm (in)
(A) Toe
(B) Coast side
(C) Heel
(D) Drive side
803038021
I
I
0.925 - 0.950
1
(0.0364
-
0.0374)
~~
\ -
~~-
0.975 -
I .OOO
(0.0384
-
0.0394)
803038022
1.025 - 1.050
(0.0404 - 0.0413)
803038023
3) Adjust until the specified value is obtained.
Standard backlash:
0.13
-
0.18 mm (0.0051
-
0.0071 in)
2. HYPOID GEAR BACKLASH
Adjust the backlash by turning holder in right side
case.
ST 499787000 WRENCH ASSY
I
NOTE:
Each time holder rotates one tooth, backlash
changes by 0.05 mm (0.020 in).
MT-75