Craftsman 247.776370 Operator's Manual page 15

Change
Engine Oil
,, Onlyuse high qualitydetergentoil ratedwith APIservice
classificationSF,SG,or SH. Selectthe oil'sSAE viscositygrade
accordingto the expectedoperatingtemperature.Referto opera-
tionsectionfor viscositychart.
,, Changeengineoil after thefirst five to eight hoursof operation,
and everyfifty hoursor every seasonthereafter. C hangeoil every
twentyfive hourswhenoperatingengineunder heavyload or in
high temperatures.
To Drain Oil
1. Drainthe fuelfrom the tank by runningthe engine untilthe fuel
tank is empty.
2. With engineOFF butstill warm,disconnectspark plug wireand
keepit awayfrom spark plug.
3. Removesquareoil drain plug locatedat the baseof the engine,
and drainoil into an appropriatereceptacle. S ee Figure13.
Usedoil is a hazardouswasteproduct.Disposeof usedoil properly.
Do notdiscardwith householdwaste.Checkwith your localauthori-
ties or SearsServiceCenterfor safedisposal/recycling facilities.
4. Replaceand tightentheoil drain plug.
5. Whenengine is drainedof all oil, placeenginelevel.Refillwith
approximately 20 oz. of fresh oil. Fillto FULL line on dipstick.Do
notoverfill.Referto Gas And Oil Fill-Up in OPERATION section.
6. Replaceoil fill dipstickand tighten.
7. Replacespark plug wire beforestarting.
Temperature of mufflerand nearbyareas mayexceed150 ° F (65°0).
Avod these areas.
Service Muffler
,, Inspectmufflerperiodically, a nd replaceif necessary.Replace-
mentparts for the mufflermustbe the same and installedin the
same positionas the originalparts.
Clean Engine
,, Dailyor beforeevery use, cleangrass,chaffor accumulated
debrisfromengine.Keeplinkage,spring,and controlsclean.
Keeparea aroundand behindmufflerfreeof any combustible
debris.
,, Keepingenginecleanallows air movementaroundengine.
,, Engineparts shouldbe keptclean to reducethe risk of overheat-
ing and ignitionof accumulated debris.
Figure13
Donot usewater to cleanengineparts.Watercouldcontaminate fuel
system.Use a brushor dry cloth.
Carburetor Adjustment
The carburetoron this engineis not adjustable.
Engine Speed
Do notattemptto alter theengine speedbytamperingwith the
engine'sgovernorlinkage.Doingso couldresult in seriouspersonal
injuryand damageto theengine.The engine RPMhas beenset at
the factory.
LUBRICATION
• Hopper Assembly- Lubricatethe pivot pointson the hopper
assemblywith lightoil oncea season.
• Discharge Chute- Lubricatethe pivot pointson the discharge
chute with lightoil oncea season.
• Release Rod- Lubricatethe releaserod and springwith lightoil
once a season.
CLEAN EQUIPMENT
,, Cleanthe chippershredderthoroughlyafter eachuse.
,, Wash bag periodicallywith water.Allowto dry thoroughlyin
shade.
,, If the flail screenbecomesclogged,removeand cleanas
instructedbelow.
NOTE:Cleaningwith a forcefulspray ofwater is not recommended as
it couldcontaminate the fuel system.
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