Subaru Legacy 2004 Service Manual page 2705

Standard backlash
0.13 — 0.18 mm (0.0051 — 0.0071 in)
ST2
2. HYPOID GEAR BACKLASH
1) Set the ST1, ST2 and ST3. Insert the needle
through transmission oil drain plug hole so that the
needle comes in contact with the tooth surface on
the right corner and check the backlash.
ST1 498247001 MAGNET BASE
ST2 498247100 DIAL GAUGE
ST3 498255400 PLATE
2) Install the SUBARU genuine axle shafts to both
side, rotate in the inversion direction so that the
gauge contact with the tooth surface and read the
dial gauge.
Part No. 38415AA100 AXLE SHAFT
Backlash
0.13 — 0.18 mm (0.0051 — 0.0071 in)
ST3
NOTE:
If the backlash is outside the specified range, ad-
just it by turning the side retainer in right side case.
Front Differential Assembly
ST1
MT-00285
ST2
ST1
MT-00293
5MT-89
MANUAL TRANSMISSION AND DIFFERENTIAL
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 5MT-89, ADJUSTMENT, Front Dif-
ferential Assembly.>
• Tooth contact is correct.
(D)
(A) Toe
(B) Coast side
(C) Heel
(D) Drive side
F: ADJUSTMENT
1. BEVEL PINION GEAR BACKLASH
1) Disassemble the front differential. <Ref. to 5MT-
85, REMOVAL, Front Differential Assembly.>
2) Select a different washer from the table and in-
stall.
Washer
Part Number
803038021
803038022
803038023
3) Adjust until the standard value is obtained.
Backlash:
Standard
0.13 — 0.18 mm (0.0051 — 0.0071 in)
(A)
(C) (B)
MT-00294
Thickness mm (in)
0.925 — 0.950
(0.0364 — 0.0374)
0.975 — 1.000
(0.0384 — 0.0394)
1.025 — 1.050
(0.0404 — 0.0413)