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Cub Cadet 8454 Service Manual

Cub Cadet 8454
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CHAPTER 2 8454
2-48
D569-W02 May-2003
569W286A
569W285A
569W284A
(6) Bearing Case
IMPORTANT:
Mark a location line (6) to the bearing case, to pre-
vent interchanging.
(When reassembling)
Clean the parts and the oil passage of the bearing
case.
Apply oil to the journal, bearing inserts and the bear-
ing case screws.
Place the thrust bearings on the bearing case with
their oil groove outside.
Install the main bearing case with the mark “FLY
WHEEL” toward the flywheel.
Tightening
torque
Bearing
case screw
1
46.1 ~ 51.0 N·m
4.7 ~ 5.2 kgf·m
34.0 ~ 37.6 lbf·ft
D. SERVICING
a. Cylinder Head and Valve
(A) Cylinder head surface flatness
1. Thoroughly clean the cylinder head surface.
2. Place a straight edge on the cylinder head and mea-
sure the clearance with a feeler gage as shown in
the figure.
3. If the measurement exceeds the allowable limit, re-
place the cylinder head.
IMPORTANT:
Do not place the straight edge on the combustion
camber.
Flatness
Allowable
limit
0.05 mm
0.0019 in.
(B) Cylinder head surface flaw
1. Prepare an air spray red check.
2. Clean the cylinder head surface with the detergent
(B).
3. Spray the cylinder head surface with the red perme-
ative liquid (A).
4. Wash away the red permeative liquid on the cylin-
der head surface with the detergent (B) after ten
minutes.
5. Spray the cylinder head surface with the white de-
veloper (C).
6. If any flaw is found such as a red mark, replace the
cylinder head.
(A) Red Permeative Liquid (C) White Developer
(B) Detergent
www.mymowerparts.com
K&T Saw Shop 606-678-9623 or 606-561-4983

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Cub Cadet 8454 Specifications

General IconGeneral
BrandCub Cadet
Model8454
CategoryTractor
LanguageEnglish

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