Craftsman 247.770110 manual To Drainoil, Serviceaircleaner, Servicesparkplug, Servicemuffler

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TO DRAINOIL

Drain oil while engine is warm. Followthe instructions given below.

Drain the gas tank, start the engine and let it run until the fuel line and carburetor are empty.

Remove oil fill dipstick.

Tip unit on its side to drain through the oil fill tube.

When engine is drained of all oil, refill with approximately 20 oz. of fresh oil. Refer to Gas And Oil Fill-up in OPERATION section.

Replace dipstick.

SERVICEAIRCLEANER

The air cleaner prevents damaging dirt, dust, etc., from entering the carburetor and being forced into the engine and is important to engine life and performance. The air cleaner consists of a foam filter. Never run the engine without an air cleaner completely assembled.

To ServiceAir Cleaner:

Remove foam filter from plastic housing on top of engine.

Wash in water and detergent solution, and squeeze (do not twist) until all dirt is removed.

Rinse thoroughly in clear water.

Wrap in a clean cloth and squeeze (do not twist) until completely dry, or allow to air dry.

Saturate with engine oil and squeeze to distribute oil and remove excess oil.

Replace foam filter in plastic housing

NOTE: If the foam filter is torn or damaged in any way, replace it.

WARNING:muffler and WARNING:nearby areasTemperaturemay exceedof

150 ° F(65°C). Avoid these areas.

SERVICESPARKPLUG

Clean the spark plug and reset the gap to .030" at least once a season or every 50 hours of operation. See Figure 10. Spark plug replacement is recommended at the start of each season. Refer to engine parts list for correct spark plug type.

NOTE: Do not sandblast spark plug. Spark plug should be cleaned by scraping or wire brushing and washing with a commercial solvent.

.030" Feeler Gau

Figure 10

SERVICEMUFFLER

Inspect muffler periodically, and replace if necessary.

If your engine is equipped with a spark arrester screen assembly, remove after every 50 hours of use for cleaning and inspection. Replace if damaged.

Vacuum without a muffler or tamper with WARNING: Do not operate the Yard

the exhaust system. Damaged mufflers or spark arresters could create a fire hazard.

CLEANENGINE

Clean engine by removing dirt and debris with a cloth or brush.

Frequently remove grass clippings, dirt, and debris from cooling fins, air intake screen, levers, and linkage. This will help ensure adequate cooling and engine speed.

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Contents Crrftsmrn Product Specification Preparation TrainingOpermion MaintenanceandstorageRope Guide DisconnectingsparkplugRemovingunitfromcarton Attachingthe HandleBag Handle Attachingthe BAGAttachingthe Blowerchute Chipper Chute Know Your Yard VacuumOil one 20-oz. bottle shipped with unit GASANDOILFILL-UPTo Stopengine To StartengineThrottle OperationTo Emptybag To RemoveblowerchuteGeneralrecommendations CleanequipmentClean the Yard Vacuum thoroughly after each LubricationCleanengine ServiceaircleanerServicesparkplug ServicemufflerRemovingthe Flailscreen NozzleheightadjustmentCarburetoradjustment EnginespeedSharpeningorreplacingchipper Blade Disconnect and ground the spark plug wireAssembly YardVacuum Corrective Action ProblemPossible Causes Sears Craftsman 4.5 H.P. Yard Vacuum Model 781-1085 Part Description15 \ Part Description 720-0295 Foam Grip 734-1992 151A 310 21% 72A 12A 16 a 40028 40026 40007 46 a 70 B 72A 80 a 81 a 20A 631767 Throttle Return Spring 631024 590599A Spring Pin 590600 Aspiradora Para Jardines Operacionengeneral Servicio NinosInstalaciondelmanillar DesembalajeDesconexionde LA Bujia Instalaciondeltubode Soplado InstalaciondelrecolectorPalanca de ajuste de altura de la boquilla ControlesdeoperacionTubo de astillado BoquillaAceite una botella de 20 onzas enviada con la mbquina Llenadodegasolinay AceiteParaapagarelmotor ParaarrancarelmotorCuando la temperatura es sobre 32F OC Paravaciarel RecolectorPararetirareltubodesoplado OperacionLimpiar el motor RecomendacionesgeneralesCambiodeaceitedelmotor LubricacionLimpiezadelequipo RevisiondelaceitedelmotorVelocidaddelmotor BoquillaTornillo de Tuerca de Reborde cerradura AFILADO0 Reemplazodela CuchillaastilladoraBrazo Arandela Cuchilla Astilladora Aspiradoraparajardines Solucibn ProblemaSears