Kohler K9J Service Manual page 136

Governor Adjustment
The governor cross shaft/governor arm must be adjusted
every time the governor arm is loosened or removed
from cross shaft.
1 . Pull the governor arm away from the carburetor as
far as it will go.
2. Grasp end of cross shaft with pliers and turn coun-
terclockwise as far as it will go. The governor shaft
can be adjusted for end clearance by moving
needle bearing in block. Set bearing to allow a
slight back-and-forth movement of shaft.
3. Torque the palnut on governor arm to 15 in. lb.
NOTE: Make sure there is at least 1/16" clearance
between the governor arm and the upper-
left cam gear cover fastener to prevent
interference.
INSTALL MUFFLER
1. If the engine is equipped with a flat muffler, install
muffler and gasket using cap screws. If equipped
with a round muffler, install muffler and threaded ex-
haust pipe between the muffler and engine using a
pipe wrench. Refer to Figure 12-49.
Figure 12-49. Installing Muffler.
INSTALL AIR CLEANER
Heat
Shield
1. Install the base gasket, base, and air cleaner.
PREPARE THE ENGINE FOR OPERATION
The engine is now completely reassembled. Before
starting or operating the engine, be sure to do the
following:
1. Make sure all hardware is tightened securely.
2. Make sure the oil drain plugs, oil sentry pressure
switch, and a new oil filter are installed.
3. Fill the crankcase with the correct amount, weight,
and type of oil. Refer to the oil recommendations
and procedures in the "General Information" and
"Periodic Maintenance" sections.
4. Fill the fuel tank with the proper type of gasoline and
open fuel shut-off valve (if equipped). Refer to the
fuel recommendations in the "General Information"
section.
5. Adjust the carburetor main fuel needle, idle fuel
needle, or idle speed adjusting screw as necessary.
Refer to the "Fuel System and Governor" section.
TESTING THE ENGINE
It is recommended that the engine be operated on a test
stand or bench prior to installation in the piece of
equipment.
1. Set the engine up on a test stand. Run the engine
for 5-10 minutes between idle and midrange. Ad-
just the carburetor mixture settings as necessary.
Refer to "Fuel System and Governor" section.
2. Make sure the maximum engine speed does not
exceed 3600 RPM (4000 RPM for model K91 only).
Adjust the high speed stop as necessary. Refer to
the "Fuel System and Governor" section.
12.19