Engine Service Manual

87
Reassembly
17 690 01 Rev. J KohlerEngines.com
CH395/CH440 Torque Sequence
1
2
3
4
5
6
7
NOTE: Make sure governor lever is against cup on
governor gear assembly.
1. Check to make sure sealing surfaces of crankcase
and closure plate are clean and free of nicks/burrs.
2. Install two dowel pins into locations shown in
crankcase. Install new closure plate gasket (dry)
onto dowel pins.
3. Install closure plate to crankcase. Carefully seat
ends of camshaft and balance shaft into their mating
bearings. Rotate crankshaft slightly to help engage
governor gear teeth.
4. Install screws securing closure plate to crankcase.
Torque screws in sequence shown to 24 N·m
(212 in. lb.).
Install Gear Reduction Assembly (if equipped)
Refer to Gear Reduction System for disassembly,
inspection, and reassembly procedures.
CH260/CH270 Flywheel/Ignition Components
F
H
G
D
C
E
B
A
1
24
3
A
Flywheel Retaining
Nut
B Drive Cup
C Flywheel Fan D Ignition Module
E Flywheel F Stator
G Flywheel Shield H Torque Sequence
CH395/CH440 Flywheel/Ignition Components
F
E
G
1
24
3
H
D
C
B
A
A
Flywheel Retaining
Nut
B Drive Cup
C Flywheel Fan D Ignition Module
E Flywheel F Stator
G Flywheel Shield H Torque Sequence
Install Stator (if equipped)
1. Position stator aligning mounting holes so leads are
in 3 o'clock position.
2. Install and torque screws to 10 N·m (89 in. lb.) in
sequence of 1, 2, 3, 4 and then torque 1 again.
3. Route stator leads along crankcase and out notch on
side.
4. Position bracket over stator leads and install and
torque screw to 10 N·m (89 in. lb.).
Install Flywheel
CAUTION
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.
NOTE: Before installing fl ywheel make sure crankshaft
taper and fl ywheel hub bore are clean, dry, and
completely free of lubricants. Presence of
lubricants can cause fl ywheel to be over
stressed and damaged when 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 installed properly.
NOTE: CH395, CH440 has a boss on fan and a hole in
drive cup.