Kohler Command PRO CH620-CH740 Owner's Manual page 67

Service
On this clutch type, an oil splash type lubrication system
is used. Proper oil level must be maintained to provide
effi cient lubrication. Refer to maintenance. When
refi lling, use 0.47 L (1 pt.) of motor oil of proper viscosity.
See chart below.
Temperature
Above 10°C (50°F)
-17.8°C (0°F) to 10°C (50°F)
Below -17.8°C (0°F)
Adjustment
Clutch Adjustment Components
A
A Spring Lock
Slight readjustment may be needed after a few hours
on a new clutch to accommodate normal run-in wear.
Firm pressure should be required to engage clutch
(40-45 pounds pull at lever handle). Readjust if clutch
slips and overheats, or if clutch handle jumps out after
engagement. Use this procedure:
24 690 06 Rev. K
SAE Viscosity
SAE 30
SAE 20
SAE 10
B
B Adjustment Ring
KohlerEngines.com
1. Release clutch and remove nameplate. Using a
large screwdriver, turn adjusting ring clockwise, one
notch at a time, until fi rm pressure is required to
engage clutch. Adjusting ring is spring loaded and
does not have to be loosened before adjustment is
made. Do not attempt to pry or force spring lock
away from ring.
2. After adjustment is made, engage clutch and check
to make sure rollers go over center to lock unit in
engaged position and prevent releasing under load.
If trouble persists after readjustment, clutch
reconditioning is indicated.
Reconditioning
Drain oil, remove nameplate, and use this procedure.
1. Remove capscrews from clutch yoke and remove
spacers.
2. Remove cross shaft.
3. Remove housing bolts and slide housing off.
4. Loosen bolts securing clutch assembly to crankshaft,
then remove locking screw.
5. Pull clutch assembly off.
6. To replace clutch, simply turn adjusting collar off and
remove plate.
Reverse procedure for reassembly. Adjust and lubricate
following previous instructions.
Clutch
59