Service and Repairs

4
Maintenance
KohlerEngines.com 17 690 01 Rev. L
OIL RECOMMENDATIONS
All-season KOHLER
®
PRO 10W-50 Synthetic Oil is the
ideal oil for KOHLER engines. It is specifi cally formulated
to extend the oil change interval to 300 Hours. Contact
your Kohler authorized dealer for availability.
300-Hour oil change intervals are exclusive to and only
authorized on KOHLER engines that utilize the KOHLER
PRO 10W-50 Synthetic Oil. Alternative engine oils may
be used with KOHLER engines but require 100-Hour oil
change intervals for proper maintenance. Oil must be
API (American Petroleum Institute) service class SJ or
higher. Select viscosity based on air temperature at time
of operation as shown below.
°F
-20
020324060
50 80 100
°C
-30 -20
-10 0
10 20 30
40
5W-30
10W-30
SAE 30
Kohler PRO 10W-50
FUEL RECOMMENDATIONS
WARNING
Explosive Fuel can cause fi res and severe
burns.
Do not fi ll fuel tank while engine is hot or
running.
Gasoline is extremely fl ammable and its vapors can
explode if ignited. Store gasoline only in approved
containers, in well ventilated, unoccupied buildings,
away from sparks or fl ames. Spilled fuel could ignite
if it comes in contact with hot parts or sparks from
ignition. Never use gasoline as a cleaning agent.
NOTE: E15, E20 and E85 are NOT approved and
should NOT be used; eff ects of old, stale or
contaminated fuel are not warrantable.
Fuel must meet these requirements:
● Clean, fresh, unleaded gasoline.
● Octane rating of 87 (R+M)/2 or higher.
● Research Octane Number (RON) 90 octane minimum.
● Gasoline up to 10% ethyl alcohol, 90% unleaded is
acceptable.
● Methyl Tertiary Butyl Ether (MTBE) and unleaded
gasoline blend (max 15% MTBE by volume) are
approved.
● Do not add oil to gasoline.
● Do not overfi ll fuel tank.
● Do not use gasoline older than 30 days.
STORAGE
If engine will be out of service for 2 months or more
follow procedure below.
1. Add Kohler PRO Series fuel treatment or equivalent
to fuel tank. Run engine 2-3 minutes to get stabilized
fuel into fuel system (failures due to untreated fuel
are not warrantable).
2. Change oil while engine is still warm from operation
(NOT required if using KOHLER PRO 10W-50
full-synthetic oil). Remove spark plug(s) and pour
about 1 oz. of engine oil into cylinder(s). Replace
spark plug(s) and crank engine slowly to distribute
oil.
3. Disconnect negative (-) battery cable.
4. Store engine in a clean, dry place.