Know Your Engine; Pre-Operation - Yard-Man 26M Operator's Manual

22-inch rotary mower
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IMPORTANT: T hisengine
is shippedwithoutgaso-
lineor oil in the engine.
Runningthe enginewith
insufficient oil can cause
seriousenginedamage
and voidthe engine
warranty.
IMPORTANT: U sing non-
detergentoil or 2-stroke
engineoil could shorten
the engine'sservicelife.
Be sure to checkthe
engineon a level surface
with the enginestopped.
Know Your Engine
f
Fuel Cap
Starter
Grip
Air Cleaner
Oil Fiii Cap
Oil Drain
Mufflel
Spark Plug
: !P65 E ng!n
eSh°w ,
Figure 9-1 :Themajor c omponents oftheengine. Theshroud onyourengine may differ.
Readthis sectionbeforestartingyourlawnmowerengine.Comparethe illustrations in Figure9-1with your lawn
mowerengineto familiarizeyourselfwith the locationof variouscontrolsand adjustments.
Pre-Operation
Check
Oil Recommendations
IMPORTANT: T his engineis shippedwithoutgasolineor
oil in the engine.Runningthe enginewith insufficientoil
cancause seriousenginedamageand voidthe engine
warranty.
• Beforestartingengine,fill with oil. Donot over-fill.Oil
capacityis about20 oz.
Use a 4-stroke,or an equivalenthigh detergent,
premiumquality motoroil certifiedto meet or exceed
U.S.automobilemanufacturer's requirements for service
classification SG, SE Motoroils classifiedSG,SF will
showthis designation on thecontainer.
SAE 10W-30is recommended for general,all tem-
peratureuse. If singleviscosityoil is used, selectthe
appropriateviscosityfor theaveragetemperaturein your
area fromthe chart to the right.
m30
20w40, 20w50 _
_
_
_
t
I
iv
15w40, 15w50 =m=_
==== mmm _
====hb,,
V
®,
10w40 ______
10w30 __mm=__m
(°C}-30 ° -20° -10° 0°
10°
200 300 400
(°F)-20o
0o
200
400
600 80 °
1000
Ambient Temperature
1. SingleViscosity
2. Multi Viscosity
IMPORTANT:Using nondetergent oil or 2-stroke
engineoil couldshortenthe engine'sservicelife.
16

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