Cub Cadet 8454 Service Manual page 152

CHAPTER 4 8454
Replace adjusting shim (8) with thinner one to move
the bevel pinion shaft forward. And place the right side
shim (5) to the left to move the bevel gear leftward.
Repeat above until the proper tooth contact and back-
lash are achieved.
Clutch Disc, Steel Plate Wear
1. Measure the thickness of clutch disc with venire
calipers.
2. If the measurement less than the allowable limit,
replace it.
3. If the thickness is less than the allowable limit, re-
place it.
Thickness of Factory
independent PTO spec.
clutch disc
Allowable
limit
Thickness of inde- Factory
pendent PTO clutch spec.
disc
Allowable
limit
Piston Return Spring Free Length
1. Measure the free length of spring with venire
calipers.
2. If the measurement is less than the allowable limit,
replace it.
Independent PTO Factory
return spring free spec.
length
Allowable
limit
4-48
K&T Saw Shop 606-678-9623 or 606-561-4983
www.mymowerparts.com
2.10 ~ 2.3 mm
0.082 ~ 0.090 in.
1.9 mm
0.074 in.
1.52 ~ 1.68 mm
0.059 ~ 0.066 in.
1.2 mm
0.047 in.
36 mm
1.41 in.
33 mm
1.30 in.
569W476A
569W477A
569W479A
D569-W02 May-2003