Kohler command pro CH940 Service Manual page 57

Remove Ignition Modules
1. Rotate flywheel so magnet is away from modules.
2. Remove mounting screws and disconnect kill lead
from ignition modules. Note position of ignition
modules.
Remove Debris Screen and Cooling Fan (Style A)
Remove screws, attaching hardware, hex studs securing
debris screen, and stiffeners securing cooling fan to
flywheel.
Remove Debris Screen (Style B)
NOTE: Fan will be loose, but cannot be removed until
after blower housing is removed.
1. Remove screws securing screen and remove
screen.
2. Remove spacers, paying attention to curvature of
spring washers between spacers and fan.
Remove Flywheel
NOTE: Always use a flywheel strap wrench or holding
tool to hold flywheel when loosening or
tightening flywheel screw. Do not use any type
of bar or wedge to hold flywheel. Use of such
tools could cause flywheel to become cracked or
damaged.
NOTE: Always use a flywheel puller to remove flywheel
from crankshaft. Do not strike crankshaft or
flywheel, as these parts could become cracked
or damaged.
1. Use a flywheel strap wrench or holding tool to hold
flywheel and loosen screw securing flywheel to
crankshaft.
2. Remove screw and washer.
3. Use a puller to remove flywheel from crankshaft.
4. Remove woodruff key from crankshaft.
Inspection
Inspect flywheel for cracks and flywheel keyway for
damage. Replace flywheel if it is cracked. Replace
flywheel, crankshaft, and key if flywheel key is sheared
or keyway is damaged.
Inspect ring gear for cracks or damage. Kohler does not
provide ring gear as a serviceable part. Replace flywheel
if ring gear is damaged.
62 690 01 Rev. J
Disassembly/Inspection and Service
Remove Stator, Rectifier-Regulator, and Wiring
Harness
1. Disconnect plug from rectifier-regulator. If B+
(center) lead must be removed from plug, use a
small flat tool to bend locking tang. Then remove
lead.
2. Remove mounting screws securing rectifier-regulator
to backing shroud assembly. Note location of ground
lead. If rectifier-regulator is not being replaced, it
may remain mounted to lower blower housing.
3. Remove screws securing stator to crankcase and
carefully separate stator wires from molded clips.
4. Unhook wiring harness from molded clips if it is
being serviced separately.
Remove Backing Shroud Assembly
Remove mounting screws securing backing shroud
assembly to crankcase.
KohlerEngines.com 57