Craftsman 247.77013.0 manual Nuts Impeller

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SERVICE AND MAINTENANCE

6.Remove the four screws on the upper housing that secure the nozzle cover. See Figure 24.

7.Carefully tilt and support the unit up to provide access underneath to the nozzle mounting hardware and impeller. Remove the three shoulder bolts securing the black plastic lower flail housing to the lower housing. Refer to Figure 25.

8.Tilt top of black plastic lower flail housing toward the engine to remove.

9.Using a 3/16” allen wrench, remove the flat head cap screws that hold the chipper blade to the impeller. These screws are acces- sible through the opening created when the chipper chute was removed earlier. See Figure 26.

10.The nuts on the flat head cap screws can be reached from underneath using a 1/2-inch socket, universal, and extension. See Figure 27.

11.Replace or sharpen chipper blade. The blade can be sharpened with a file or on a grinding wheel.

WARNING

The chipper blade is sharp. When sharpening blade, wear leather work gloves to protect your hands and follow the original angle of grind.

12.Reassemble by performing the previous steps in the opposite order and manner of removal.

NOTE: Tighten blade screws to 210 - 250 in-lbs. Make certain chipper blade is reassembled with the sharp edge facing upward.

Figure 24

Black Plastic

Nozzle

Shoulder Screws

Figure 25

Nuts

Impeller

Flat Head Cap Screws

Chipper Blade

Figure 27

Figure 26

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Contents Operator’s Manual Product Specifications Model Number Table of ContentsWarranty Repair Protection Agreement Preparation Safety InstructionsTraining Do not modify engine Maintenance & StorageOperation This page left intentionally blank Safety Labels To Avoid Serious InjuryAssembly Opening CartonRemoving Unit from Carton Loose Parts in CartonAttaching the Handle Attaching the Hose Assembly Attaching the BAGNozzle Height Adjustment Attaching the Blower ChuteOperation GAS and OIL FILL-UP Attach spark plug wire and rubber boot to spark plug To Start EngineTo Stop Engine To Empty BAGTo Remove Blower Chute Using the Nozzle VacuumUsing the Hose Assembly Service and Maintenance Engine MaintenanceServicing the Air Cleaner General RecommendationsClean Equipment LubricationDrive Control Cable Adjustment Removing the Flail ScreenSharpening or Replacing Chipper Blade Disconnect and ground the spark plug wire to retaining postRemove bag assembly or blower chute Nuts Impeller Each Use Engine oil level Check Maintenance ScheduleGas in the tank † Under heavy load or in high temperatures Preparing the yard vacuum OFF-SEASON StoragePreparing the Engine Troubleshooting Parts List Description 710-165012 B 21 a 631-0090 Blower Chute 723-0400 Safety Glasses Not Shown  1 11 10Cylinder Assembly Spring-Valve IntakeSpring-Valve Exhaust 694086 Guard-Flywheel691753 Bracket-Air Cleaner Primer 272653†*†† Gasket-Air CleanerHousing-Blower 695161 Cup/Screen Assembly617 270344†*†† Seal-O Ring Intake Manifold Switch-Stop 66538 Boot-Spark PlugCover-Blower Housing Guard-Rewind 498144 Assembly-Pulley/Spring PulleySears Emission Control Defects Warranty Coverage Owner’s Warranty ResponsibilitiesSears Emission Control Defects Warranty Provisions This page applicable in the U.S.A. and Canada onlyPage Índice GarantíaEspecificaciones DEL Producto Número DE ModeloAcuerdo DE Protección Para Reparaciones Preparativos Instrucciones DE SeguridadCapacitación No modifique el motor OperaciónMantenimiento y almacenamiento Montaje Apertura DE LA Caja DE CartónCómo Sacar LA Unidad DE LA Caja Piezas Sueltas Dentro DE LA CajaMontaje DE LA Manija Broches de horquilla. Vea la figuraLos pernos del carro deben estar colocados de forma Adecuada en la manija. Vea la figuraMontaje DE LA Bolsa Instalación DEL Montaje DE LAManguera Libere la palanca hacia la cubierta Instalar EL Canal DE SopladoAjuste DE LA Altura DEL Pico Operación Llenado DE Gasolina Y Aceite Para Encender EL Motor Para Detener EL MotorDescarga DE LA Bolsa Extracción DEL Canal DE SopladoUSO DEL Pico DE LA Aspiradora USO DEL Montaje DE LA MangueraServicio Y Mantenimiento Recomendaciones GeneralesMantenimiento de Motor Servicio a La BujíaLubricación Limpieza DEL EquipoAjuste del Cable del Control de Transmisiòn Extracción DE LA Pantalla DE DES- GranadoAfilado O Reemplazo DE LAS Hojas DE LA Cortadora Retire el montaje de la bolsa o el canal de sopladoTornillos de cabeza plana Tanque † Bajo carga pesada o en temperaturas altas Lista DE MantenimientoCada Uso Nivel del aceite de motor Comprobar Almacenamiento Fuera DE Temporada Preparación del MotorLa preparación del vacío de yarda Ya que los motores almacenaron más de 30 díasSolución DE Problemas El motor recalienta El nivel de aceite del motor es bajo Flujo de aire restringidoMotor y alojamiento de soplador Quite la bujía y ajuste el huecoEsta página se aplica sólo en EE.UU. y Canadá Piezas con garantíaMotor certificado Notas MY-HOME1-800-469-4663 Call anytime, day or night