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Install Flywheel
Damaging Crankshaft and Flywheel can
cause personal injury.
Using improper procedures can lead to broken
fragments. Broken fragments could be thrown from
engine. Always observe and use precautions and
procedures when installing fl ywheel.
A
Flywheel Nut
C
Flywheel Fan
E
Flywheel Key
NOTE: Before installing fl ywheel make sure crankshaft
taper and fl ywheel hub are clean, dry, and
completely free of lubricants. Presence of
lubricants can cause fl ywheel to be over
stressed and damaged when mounting nut is
torqued to specifi cation.
NOTE: Make sure fl ywheel key is installed properly in
keyway. Flywheel can become cracked or
damaged if key is not properly installed.
NOTE: Always use a fl ywheel strap wrench to hold
fl ywheel when tightening fl ywheel fastener. Do
not use any type of bar or wedge to prevent
fl ywheel from rotating, as these parts could
become cracked or damaged.
1. Install key into crankshaft keyway. Make sure key is
fully seated.
2. Install fl ywheel onto crankshaft aligning keyway with
key.
3. Align teardrop slot on fan with raised teardrop on
fl ywheel. Align drive cup on fl ywheel, and install and
hand tighten nut.
14 690 12 Rev. --
CAUTION
A
B
C
D
E
B
Starter Drive Cup
D
Flywheel
KohlerEngines.com
4. Use a fl ywheel strap wrench to hold fl ywheel and
tighten nut. Torque nut to 51.5 N·m (38 ft. lb.).
Install Ignition Module
A
A
Stud
C
Ignition Module
NOTE: If stud for mounting ignition module was not
marked during disassembly, compare lengths of
studs and choose shorter stud with longer thread
area.
1. Rotate fl ywheel so ignition magnets are away from
ignition module legs. Position ignition module on
legs with kill tab down.
2. Loosely thread stud and screw (kill lead side) into
appropriate leg. Pull module away from fl ywheel and
tighten stud to hold it in place. Rotate fl ywheel so
ignition magnet is aligned with module.
3. Set air gap by placing a 0.254 mm (0.010 in.) plastic
feeler gauge between magnet and module. Loosen
stud and screw to allow magnet to draw module
against feeler gauge. Torque fasteners to 10 N·m
(89 in. lb.).
4. Rotate fl ywheel to release feeler gauge, and check
that module does not come in contact with magnet.
Recheck air gap.
5. Connect kill lead to ignition module kill tab.
Reassembly
B
C
B
Screw
D
Module Kill Tab
57
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