Bolens 769-00407 manual Troubleshooting, Problem Possible Causes Corrective Action

Page 17

TROUBLESHOOTING

Problem

Possible Cause(s)

Corrective Action

 

 

 

 

 

Engine fails to start

1.

Fuel tank empty or stale fuel.

1.

Fill tank with clean, fresh gasoline. Fuel will not

 

 

 

 

last over thirty days unless a fuel stabilizer is

 

 

 

 

added.

 

2.

Spark plug wire disconnected.

2.

Connect wire to spark plug.

 

3.

Cannot pull recoil cord.

3.

Obstruction lodged in impeller. Disconnect

 

 

 

 

spark plug wire and remove lodged object.

 

4.

Choke not in ON position.

4.

Move CHOKE to ON position.

 

5.

Faulty spark plug.

5.

Clean, adjust gap or replace.

 

6.

Safety switch not depressed.

6.

Safety switch must be depressed by the front

 

 

 

 

tab on the bag handle when securing the bag.

 

7.

Safety switch wire is not

7.

Connect safety switch wire to engine connector

 

 

connected to engine or not

 

and ground to mounting bracket.

 

 

properly grounded.

 

 

 

 

 

 

 

Loss of power;

1.

Spark plug wire loose.

1.

Connect and tighten spark plug wire.

operation erratic

2.

Unit running on CHOKE.

2.

Move choke lever to OFF position.

 

3.

Blocked fuel line or stale fuel.

3.

Clean fuel line; fill tank with clean fresh

 

 

 

 

gasoline. Fuel will not last over thirty days

 

 

 

 

unless a fuel stabilizer is used.

 

4.

Water or dirt in fuel system.

4.

Disconnect fuel line at carburetor to drain fuel

 

 

 

 

tank. Refill with fresh fuel.

 

5.

Carburetor out of adjustment.

5.

Contact your Sears Service Center.

 

6.

Low engine RPM.

6.

Always run engine at full throttle.

 

 

 

 

 

Too much vibration

1.

Loose parts or damaged

1.

Stop engine immediately and disconnect spark

 

 

impeller.

 

plug wire. Have unit serviced by a Sears

 

 

 

 

Service Center.

 

 

 

 

 

Engine overheats

1.

Carburetor not adjusted

1.

Contact your Sears Service Center.

 

2.

Engine oil level low

2.

Fill crankcase with proper selection of oil.

 

 

 

 

 

Unit does not

1.

Discharge chute clogged.

1.

Stop engine immediately and disconnect spark

discharge

 

 

 

plug wire. Clean flail screen and inside of

 

 

 

 

discharge opening. See Maintenance section of

 

 

 

 

this manual.

 

2.

Foreign object lodged in

2.

Stop engine immediately and disconnect spark

 

 

impeller.

 

plug wire. Remove lodged object.

 

3.

Low engine RPM.

3.

Always run engine at full throttle.

 

4.

Vacuum bag is full.

4.

Empty bag.

 

 

 

 

 

Rate of discharge

1.

Low engine RPM.

1.

Always run engine at full throttle.

slows considerably or

2.

Chipper blade dull.

2.

Replace chipper blade or see your Sears

composition of

 

 

 

Service Center.

discharged material

 

 

 

 

changes

 

 

 

 

 

 

 

 

 

NOTE: For repairs beyond the minor adjustments listed above, please contact your local Sears Service Center.

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Contents Yard Vacuum Warranty Table of ContentsPreparation SafetyTraining Operation Maintenance and StorageAssembly Disconnecting Spark PlugRemoving Unit from Carton Loose Parts in Carton See FigureAttaching the Blower Chute Attaching The Hose AssemblyAttaching the BAG Front Tab Locking Rod Chipper Chute Bag Nozzle Height Adjustment LeverNozzle Throttle Control / Choke LeverTo Start Engine GAS and OIL FILL-UPTo Stop Engine When temperature is below 32 degrees F Using the Nozzle VacuumTo Empty BAG To Remove Blower ChuteNozzle Height Adjustment Using the Hose AssemblyGeneral Recommendations Clean EquipmentCheck Engine OIL LubricationService Spark Plug Service AIR CleanerService Muffler Clean EngineService and Adjustments Carburetor AdjustmentEngine Speed Removing the Flail ScreenSharpening or Replacing Chipper Blade Disconnect and ground the spark plug wireEngine Yard VacuumOther StorageProblem Possible Causes Corrective Action TroubleshootingParts List Part Description Part DescriptionSears Craftsman 6.0 H.P. Yard Vacuum Model Polo Green Oyster Grey Powder Black 12H800 Choke System 968 425 425A 968B 966A 159 972 972A 957 930 1040 1059 972D 930C Emission Label 332 356 333 399269 493260493279 493365499425 49942920A 691092691997 499423497465 K272199125 498170 117 494870133 398187 134 D398188209A 690567 209 691864209B 691851 276 Dz271716 217 690354305 691108 222 692031601 95162 445A 491588689 691855 455 695161801 690782 Switch870 690380 923 6919941019 494256 970 6916691059 692311 1036 695111Garantia ContenidoSeguridad Operacion EN GeneralServicio NiñosPiezas Sueltas DesembalajeDesconexion DE LA Bujia Instalacion DEL ManillarPasador Tuercas deChaveta Etiqueta Barra Delantera Cierre de Tolva deSoplador Tubo de astillado Controles DE OperacionBoquilla RecolectorPara Apagar EL Motor GasolinaDescarga de la bolsa Para Arrancar EL MotorCuando la temperatura es sobre 32F 0C Cuando la temperatura esta por debajo de 32F 0CUso del pico de la aspiradora Extracción del canal de sopladoUso del montaje de la manguera Ajuste de la altura del picoLimpieza DEL Equipo LubricacionRevision DEL Aceite DEL Motor Cambio DE Aceite DEL MotorServicio DEL Filtro DE Aire Para Vaciar EL AceiteServicio DE LA Bujia Servicio DEL SilenciadorVelocidad DEL Motor Ajuste DEL CarburadorRetiro DE LA Rejilla DE Flagelos Servicio Y AjustesSuperior CarcasaCuchilla AstilladoraMotor Aspiradora para jardinesOtros AlmacenamientoLocalizacion DE Averias Problema Causas posibles Solución
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