CHAPTER 4
8354/8404
D. Synchro Assembly Check
1. Check synchronizer key and spring for damage and
replace it if necessary.
2. With synchronizer ring contacted with taper cone of
the opposite gear, measure the clearance between
synchro spline and opposite gear spline using
clearance gauge.
Sect.
Specified
Clearance of
1.35 ~ 1.65 mm
between
0.053 ~ 0.065 in.
synchro and
gear spline
(A)
3. Apply O.D. of taper cone in gear with thin film of red
lead, tighten synchronizer ring firmly, and check for
contacted state.
Sect.
Specified
Clearance of
More than
between
80%
synchronizer
ring and gear
taper.
4-36
K&T Saw Shop 606-678-9623 or 606-561-4983
www.mymowerparts.com
Allowable Limit
0.5 mm
0.02 in.
Allowable Limit
More than
80%
615W459A
615W460A
D615-W02 May-2003