Cub Cadet 8354 Service Manual page 109

B. Synchro Operation
1st Stage
• By shifting the main transmission shift lever, shifter
(3) and key (2) are moved and the end of the key
contacts with cone of gear (6) with synchronizer ring
(5) pushed.
• By friction power occurred in the cone of synchro-
nizer key (2), and synchro hub (1) rotates in a body.
Intermediate Stage
• When synchronizer key (2) is not slipped any longer
by synchronizer ring (5), it will fall from shift (3) and
the key will enter the groove of the synchronizer ring.
• Synchronizer key, shift, and synchro hub (1) starts
to rotate and the synchronizer ring and gear (6), ro-
tates simultaneously by tightening the chamfering
of the shift and synchronizer ring.
D615-W02 May-2003
K&T Saw Shop 606-678-9623 or 606-561-4983
www.mymowerparts.com
(1) Synchro Hub
(2) Synchronizer Key
(3) Shift
(1) Synchro Hub
(2) Synchronizer Key
(3) Shift
[A] Rotating Force
TRANSMISSION
615W404A
(4) Synchronizer Spring
(5) Synchronize Ring
(6) Gear
615W405A
(4) Synchronizer Spring
(5) Synchronize Ring
(6) Gear
[B] Force to Shift
4-5