Maintenance
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24 690 31 Rev. D
KohlerEngines.com
OIL RECOMMENDATIONS
Synthetic oil is recommended for use in propane fueled
engines. Non-synthetic oil must be low ash* rated oil.
Oils (including synthetic) must meet API (American
Petroleum Institute) service class SG, SH, SJ, or SL.
Select viscosity based on air temperature at time of
operation as shown in table below.
*Low ash is defi ned as less than 1% sulfated ash.
FUEL RECOMMENDATIONS
WARNING
Explosive Fuel can cause fi res and severe
burns.
If a gaseous odor is detected, ventilate area
and contact an authorized service technician.
Propane is extremely fl ammable and is heavier than
air and tends to settle in low areas where a spark or
fl ame could ignite gas. Do not start or operate this
engine in a poorly ventilated area where leaking gas
could accumulate and endanger safety of persons in
area.
To ensure personal safety, installation and repair of
propane fuel supply systems must be performed only
by qualifi ed propane system technicians. Improperly
installed and maintained propane equipment could
cause fuel supply system or other components to
malfunction, causing gas leaks.
Observe federal, state and local laws governing
propane fuel, storage, and systems.
This engine is certifi ed to operate on commercial
propane (per GPA STD 2140). If you have any
questions, contact your propane supplier.
Propane from an appropriate propane fuel tank (supplied
separately) is required to operate this engine.
STORAGE
If engine will be out of service for 2 months or more
follow procedure below.
1. Change oil while engine is still warm from operation.
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.
2. Disconnect negative (-) battery cable.
3. Separate propane tank from unit and store
separately in an area designated for safe propane
tank storage.
4. Store engine in a clean, dry place.
