Maintenance; Bearing Check; Gear Check; Clearance Check Of Planetary Gear And Planetary Gear Shaft - Cub Cadet 8354 Service Manual

5. MAINTENANCE

5.1 BEARING CHECK

1. With bearing inner wheel seized, pull in and out
outside of bearing left and right and check for wear
and clearance.
2. Apply the bearing ball with transmission oil and ro-
tate the inside bearing while holding the outside of
bearing still, checking for abnormal noise and
operation.
3. If damage and failure found, replace it.

5.2 GEAR CHECK

1. Ensure slip or tooth surface is worn or scratched
and replace it if necessary.
5.3 CLEARANCE CHECK OF PLANETARY
GEAR AND PLANETARY GEAR SHAFT
1. Measure the planetary gear I.D. and O.D. of plan-
etary gear shaft and needle bearing pin.
2. Measure the clearance of the planetary gear I.D.
with planetary gear shaft O.D. and needle bearing
pin removed.
3. If it exceeds specified limits, replace it with new
one.
Sect.
Clearance between 0.009 ~ 0.050 mm
planetary gear and
0.00035 ~ 0.00197 in.
planetary gear shaft.
I.D. of planetary 35.009 ~ 35.025 mm
gear
1.37831 ~ 1.37894 in.
27.987 ~ 28.000 mm
O.D. of planetary
gear shaft
1.10185 ~ 1.10236 in.
3.494 ~ 3.500 mm
Pin diameter of
needle bearing
0.1376 ~ 0.1378 in.

5.4 CHECK THRUST COLLAR FOR WORN

1. Measure the thickness of thrust collar.
2. If it exceeds specified limits, replace it with new
one.
Sect. Specified
Thickness 1.55 ~ 1.65 mm
of thrust
0.0610 ~ 0.0650 in.
collar
D615-W02 May-2003
K&T Saw Shop 606-678-9623 or 606-561-4983
www.mymowerparts.com
Specified Limit
0.3 mm
0.0086 in.
-
-
-
Limit
1.0 mm (Oil groove
depth: Min. 0.3 mm)
0.0394 in (Oil groove
depth: Min. 0.0118 in)
REAR AXLE
615W517A
615W519A
615W520A
5-9