7A2-36 MANUAL TRANSAXLE (M13 ENGINE)
3) Put the synchronizer outer ring (1), inner ring (3) and the
cone (2) together and then measure the step difference
between the outer ring and the inner ring. And also check
each chamfered tooth of gear and synchronizer ring and
replace with new one, if necessary. Also, check gear tooth.
Difference between synchronizer outer ring and inner ring
Standard “b”: 1.0 – 1.4 mm (0.039 – 0.055 in.)
Service limit “b”: 0.5 mm (0.019 in.)
4) To ensure lubrication, air blow oil holes (1) and make sure
that they are free from any obstruction.
5) Fit low speed synchronizer sleeve (4) to hub (3), insert 3
keys (2) in it and then set springs (1) as shown in figure.
Synchronizer key installation position
: A = B
6) Install right bearing cone (1) to counter shaft (2) using spe-
cial tool and hammer.
Special tool
(A): 09923-78210
7) Install needle bearing of resin cage type, apply oil to it, then
install 1st gear and 1st gear synchronizer ring.
NOTE:
• No specific direction is assigned to each key but it is
assigned as sleeve & hub assembly.
• Size of low speed synchronizer keys and springs are
the largest compared with those of high speed and 5th
speed ones.
[A]: 1st gear side
C: Key way
D: Short flange
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