Kohler Command PRO CH260 [84/100] Reassembly

Kohler Command PRO CH260 [84/100] Reassembly
84
Reassembly
KohlerEngines.com 17 690 01 Rev. J
NOTE: Make sure engine is assembled using all
speci ed torque values, tightening sequences,
and clearances. Failure to observe speci cations
could cause severe engine wear or damage.
Always use new gaskets.
Install Crankcase Bearings and Oil Seals
Details
A
B
C
A Outer Surface B Seal
C Depth
NOTE: Oil bearings liberally with engine oil when
installing.
NOTE: In steps 3 and 4, position oil seals with
manufacturer’s identi cation marks visible and
facing you.
1. Make sure there are no nicks, burrs, or damage in
bores for bearings. Crankcase and closure plate
must be clean.
2. Use an arbor press to make sure bearings are
installed straight into their respective bores, until fully
seated.
3. Using an appropriate seal driver, install oil seal into
closure plate to depth speci ed below.
Install to a depth of:
CH260, CH270 5.5 mm (0.217 in.) from outer
surface
CH395 7.0 mm (0.276 in.) from outer surface
CH440 8.2 mm (0.323 in.) from outer surface
4. Using an appropriate seal driver, install oil seal into
crankcase to depth speci ed below.
Install to a depth of:
CH260, CH270, CH440 0.0-1.0 mm (0.0-0.039 in.)
from outer surface
CH395 2.0 mm (0.079 in.) from outer surface
5. Apply a light coating of lithium grease to seal lips
after installing.
Install Governor Assembly (Mechanical Governor
Only)
CH260/CH270
Governor Details
A
B
C
E
D
F
H
G
A Thrust Washer B Governor Gear
C Shaft D Washer
E Cup F
Governor Cross
Shaft Index Flat
G Thrust Washer H Hitch Pin
1. Install governor shaft through gear and add thrust
washer to shaft.
2. Install governor gear assembly into crankcase using
a press, or a drift with light taps, until tip of shaft is
78.862 mm (3.105 in.) below machined gasket
surface of crankcase. Install washer and cup on
shaft.
3. Install one thrust washer onto governor cross shaft
and slide shaft up through inside of crankcase.
4. Install second at washer onto shaft. Position shaft
so at index end of shaft faces left (9 o'clock
position) and install hitch pin so end of pin comes in
contact with raised boss on housing, limiting inward
movement of shaft.

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