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9
Operating
Your
Engine
Pre-Operation Check
Oil Recommendations
IMPORTANT: This engine is shipped without gaso-
line or oil in the engine. Running the engine with
insufficient oil can cause serious engine damage
and void the engine warranty.
• Before starting engine, fill with oil. Do not over-fill. Oil
capacity is about 20 oz.
Use a 4-stroke, or an equivalent high detergent,
premium quality motor oil certified to meet or exceed
U.S. automobile manufacturer’s requirements for service
classification SG, SF. Motor oils classified SG, SF will
show this designation on the container.
SAE 10W-30 is recommended for general, all tem-
perature use. If single viscosity oil is used, select the
appropriate viscosity for the average temperature in your
area from the chart to the right.
Know Your Engine
1. Single Viscosity
2. Multi Viscosity
IMPORTANT: Using non detergent oil or 2-stroke
engine oil could shorten the engine’s service life.
Read this section before starting your lawn mower engine. Compare the illustration in Figure 9-1 with your lawn mower
engine to familiarize yourself with the location of various controls and adjustments.
Ambient Temperature
IMPORTANT: This
engine is shipped
without gasoline or oil
in the engine. Running
the engine with insuf-
ficient oil can cause
serious engine damage
and void the engine
warranty.
IMPORTANT: Using
non- detergent oil or 2-
stroke engine oil could
shorten the engine’s
service life.
Be sure to check the
engine on a level
surface with the engine
stopped.
-30º -20º
10w
20w
20
30
40
20w40, 20w50
15w40, 15w50
10w40
10w30
-10º 0º
0º 20º 40º 60º 80º 100º
10º 20º 30º 40º
-20º
(ºC)
(ºF)
1
2
Starter
Grip
Oil Fill Cap
Oil Drain
Muffler
Spark Plug
Fuel Cap
Air Cleaner
Figure 9-1: The major components of the engine.