87
Reassembly
32 690 03 Rev. N KohlerEngines.com
NOTE: Before installing ywheel, make sure crankshaft taper and ywheel hub are clean, dry, and completely free of
lubricants. Presence of lubricants can cause ywheel to be overstressed and damaged when screw is torqued
to specications.
NOTE: Make sure ywheel key is installed properly in keyway. Flywheel can become cracked or damaged if key is
not installed properly.
1. Install ywheel key into keyway of crankshaft. Make sure key is properly seated and parallel with shaft taper.
2. Install ywheel onto crankshaft being careful not to shift ywheel key.
3. Install fan onto ywheel, so locating pins t into corresponding recesses. Drive 2 retainers down completely.
4. Install fan mounting plate onto fan, aligning 4 cutouts, followed by heavy at washer and screw.
5. Use a ywheel strap wrench or holding tool to hold ywheel. Torque screw securing ywheel to crankshaft to 74.5
N·m (55 ft. lb.).
Cylinder Head Components
A
B
C
I
E
F
G
H
D
K
L
M
N
J
P
O
M
R
Q
N
S
#2#1
4 2
1
3
2 4
3
1
A Gasket B Valve C Cylinder Head D Valve Spring Cap
E Valve Stem Seal F Valve Spring G Valve Spring Keeper H Stud
I Spark Plug J Guide Plate K Push Rod L Rocker Arm
M Rocker Arm Pivots N Adjusters O Washer P
Stamped Steel Valve
Cover (RTV)
Q
Plastic Valve Cover
(O-Ring)
R O-Ring S Torque Sequence
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