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Disassembly/Inspection and Service
Remove Radiator Assembly, Mounting Brackets and
Attached Components
NOTE: Do not allow cooling fi ns of radiator to contact
fan blades.
1. Disconnect upper radiator hose from radiator, and
lower radiator hose from inlet of water pump.
2. Remove evap line clip from #2 side upper radiator
support.
3. Remove screws securing two upper radiator
supports to air cleaner mounting bracket.
4. Remove E-clip retainer from each radiator post.
5. Carefully tilt (pull) radiator forward slightly to clear
fan and lift complete assembly out of lower mounting
bracket.
6. Remove four screws securing #1 and #2 side
mounting brackets to crankcase. Pull complete
mount assembly forward to remove.
7. Further disassembly for component servicing may
be performed as required.
Remove Air Cleaner Assembly
1. Remove screws securing air cleaner adapter and
gasket to intake manifold.
2. Disconnect breather hose from air cleaner adapter.
3. Disconnect connector plug from rectifi er-regulator.
Remove screw securing rectifi er-regulator ground
wire. Rectifi er-regulator can remain secured to air
cleaner bracket.
4. Remove ECU from ECU bracket.
5. Unplug relay; remove screw and relay bracket from
ECU bracket. Plug relay back into bracket.
6. Remove screws securing #1 side valve cover, ECU
bracket, and air cleaner bracket.
7. Remove #2 side screws and spacers from air
cleaner bracket and valve cover.
8. Lift air cleaner/mounting bracket assembly off
engine.
70
Remove Throttle and Governor Controls
Details
A
H
A
Control Bracket
C
Throttle Linkage
E
Governor Lever
G
Governor Lever Nut
I
Throttle Limiter Spring
1. Unhook linkage retaining bushing, throttle linkage,
and linkage spring from governor lever.
2. Remove screws securing main control bracket to
cylinder heads.
3. Mark hole location and disconnect governor spring
from governor lever.
4. Loosen nut of governor lever mounting screw. Lift
governor lever off governor shaft.
KohlerEngines.com
I
G
F
D
E
B
Linkage Retaining
D
F
H
B
C
Linkage Spring
Bushing
Governor Lever
Screw
Governor Spring
66 690 14 Rev. A
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