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7F-18 REAR DIFFERENTIAL
NOTE:
• Align match marks (1) on caps and carrier.
• Apply differential gear oil to bearings.
2) Divide selected shim(s) between both sides (right and left)
and install them to differential carrier. Then install differential
side bearing caps.
Tightening torque
Differential side bearing cap bolts
(a): 23 N·m (2.3 kg-m, 17.0 lb-ft)
NOTE:
Be sure to apply measuring tip of dial gauge at right
angles to convex side (drive side) of tooth.
3) Measure backlash by using dial gauge.
If backlash is out of specification, change division of shims
so that backlash is within specification.
Drive bevel gear backlash
0.10 – 0.20 mm (0.0039 – 0.0078 in.)
Special tool
(A): 09900-20607
(B): 09900-20701
4) Check gear tooth contact as follows.
CAUTION:
When applying red lead paste to teeth, be sure to paint
tooth surfaces uniformly. The paste must not be too dry
or too fluid.
a) After cleaning tooth surface of drive bevel gear, paint teeth
with gear marking compound evenly by using brush or
sponge etc.
NOTE:
Be careful not to turn bevel gear more than one full revo-
lution, or it will hinder accurate check.
b) Turn gear to bring its painted part in mesh with bevel pinion
and turn it back and forth by hand to repeat their contact.
c) Bring painted part up and check contact pattern, referring to
the following chart. If contact pattern is not normal, readjust
or replace as necessary according to instruction in chart.
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