8
1
Perform these maintenance procedures more frequently under extremely dusty, dirty conditions.
2
Have a Kohler Engine Service Dealer perform these services.
3
Cleanout kits 25 755 20-S (black) or 25 755 21-S (gold) allow cooling areas to be cleaned without removing
shrouds.
WARNING: Hot Parts!
Engine components can get extremely hot from
operation. To prevent severe burns, do not touch these
areas while the engine is running, or immediately after
it is turned off. Never operate the engine with heat
shields or guards removed.
Maintenance Instructions
Maintenance, repair, or replacement of the emission control devices and systems, which are being done at
the customers expense, may be performed by any non-road engine repair establishment or individual.
Warranty repairs must be performed by an authorized Kohler service outlet.
WARNING: Accidental Starts!
Disabling engine. Accidental starting can cause severe injury or death. Before working on the engine or
equipment, disable the engine as follows: 1) Disconnect the spark plug lead(s). 2) Disconnect negative (-) battery
cable from battery.
Maintenance Schedule
These required maintenance procedures should be performed at the frequency stated in the table. They should
also be included as part of any seasonal tune-up.
Engine Speed
NOTE: Do not tamper with the governor setting to
increase the maximum engine speed.
Overspeed is hazardous and will void the
engine warranty. The maximum allowable high
idle speed for these engines is 3750 RPM, no
load.
Frequency Maintenance Required
Fill fuel tank.
Check oil level.
Check air cleaner for dirty
1
, loose, or damaged parts.
Check air intake and cooling areas, clean as necessary
1
.
Service precleaner element
1
.
Change oil filter.
Check spark plug condition and gap.
Annually or
Every 500 Hours
Have bendix starter drive serviced
2
.
Have solenoid shift starter disassembled and cleaned
2
.
Daily Or Before
Starting Engine
Every 25 Hours
Every 100 Hours
Every 200 Hours
Every 1500 Hours
Replace fuel filter
1
(EFI engines).
Replace air cleaner element
1
.
Change oil (more frequently under severe conditions).
Remove cooling shrouds and clean cooling areas
1,3
.
Check oil cooler fins, clean as necessary (if equipped).
Every 250 Hours
Replace heavy-duty air cleaner element and check inner element
1
.
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