Service and Repairs

79
Disassembly/Inspection and Service
17 690 01 Rev. L KohlerEngines.com
CH245/CH255 Flywheel/Ignition Components
F
E
A
C
B
D
A
Flywheel Retaining
Nut
B Drive Cup
C Flywheel Fan D Ignition Module
E Flywheel F Flywheel Shield
CH260/CH270 Flywheel/Ignition Components
F
E
G
D
C
B
A
A
Flywheel Retaining
Nut
B Drive Cup
C Flywheel Fan D Ignition Module
E Flywheel F Stator
G Flywheel Shield
CH395/CH440 Flywheel/Ignition Components
F
E
G
D
C
B
A
A
Flywheel Retaining
Nut
B Drive Cup
C Flywheel Fan D Ignition Module
E Flywheel F Stator
G Flywheel Shield
Remove Ignition Module
Remove screws securing ignition module to crankcase.
Remove module.
Remove Flywheel
NOTE: Whenever possible, an impact wrench should be
used to loosen fl ywheel retaining nut. A fl ywheel
strap wrench may be used to hold fl ywheel when
loosening or tightening fl ywheel retaining nut.
NOTE: Always use a puller to remove fl ywheel from
crankshaft. Do not strike fl ywheel or crankshaft
as these parts could become cracked or
damaged.
1. Remove fl ywheel retaining nut.
2. Remove drive cup and fan from fl ywheel.
3. Remove screw and shield (CH245-CH270 only) on
right side of fl ywheel (required for use of puller in
next step).
4. Remove fl ywheel from crankshaft using a suitable
puller.
5. Remove fl ywheel key from crankshaft keyway.
Inspection
Inspect fl ywheel for cracks and fl ywheel keyway for
damage. Replace fl ywheel if it is cracked. Replace
fl ywheel, crankshaft, and key if fl ywheel key is sheared
or keyway is damaged.
Remove Stator (if equipped)
1. Remove screw securing stator wire bracket and
remove bracket.
2. Remove screws securing stator to crankcase.
Remove Gear Reduction Assembly (if equipped)
Refer to Gear Reduction System for disassembly,
inspection, and reassembly procedures.