Troy-Bilt 643B, 645A, 643D manual Troubleshooting, Problem Possible Cause Correction

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WARNING: Before inspecting, cleaning or servicing the machine, shut off engine, wait for all moving parts to come to a complete stop, disconnect spark plug wire and move wire away from spark plug. Failure to follow these instructions can result in serious personal injury or property damage.

TROUBLESHOOTING

PROBLEM

 

POSSIBLE CAUSE

 

CORRECTION

 

 

 

 

 

Engine does not start

1.

Spark plug wire disconnected.

1.

Reconnect wire.

 

2.

Engine Throttle Control Lever incorrectly set.

2.

Put lever in START position.

 

3.

Fuel tank empty.

3.

Add fuel.

 

4.

Choke control (if so equipped) in incorrect position.

4.

See Engine Owner’s Manual.

 

5.

Stale gasoline.

5.

Drain fuel and add fresh fuel.

 

6.

Dirty air filter.

6.

Clean or replace filter.

 

7.

Defective or incorrectly gapped spark plug.

7.

Inspect spark plug.

 

8.

Carburetor out of adjustment.

8.

See Engine Service Dealer.

 

9.

Misadjusted throttle control.

9.

See Engine Service Dealer

 

10.

Dirt or water in fuel tank.

10.

See Engine Service Dealer.

 

 

 

 

 

Engine runs poorly.

1.

Defective or incorrectly gapped spark plug.

1.

Inspect spark plug (see Engine Owner’s Manual).

 

2.

Dirty air filter(s).

2.

Clean or replace (see Engine Owner’s Manual).

 

3.

Carburetor out of adjustment.

3.

See Engine Service Dealer.

 

4.

Stale gasoline.

4.

Replace with fresh gasoline.

 

5.

Dirt or water in fuel tank.

5.

See Engine Service Dealer.

 

6.

Engine cooling system clogged.

6.

Clean air cooling system (see Engine Owner’s Manual).

 

 

 

 

 

Engine overheats.

1.

Engine cooling system clogged.

1.

Clean air cooling area (see Engine Owner’s Manual).

 

2.

Carburetor out of adjustment.

2.

See Engine Service Dealer.

 

3.

Oil level is low.

3.

Check oil level (see Engine Owner’s Manual).

 

 

 

 

 

Engine does not shut off

1.

Misadjusted throttle control or ignition switch.

1.

See Engine Owner’s Manual or Engine Service Dealer.

 

 

 

 

 

Wheels and Tines will not turn

1.

Improper use of controls.

1.

Review Sections 3 and 4.

 

2.

Worn, broken, or misadjusted drive belt(s).

2.

See “Checking Drive Belt Tension,” Section 5.

 

3.

Internal transmission wear or damage.

3.

Contact local dealer or the factory.

 

4.

Bolt loose in transmission pulley.

4.

Tighten bolt.

 

 

 

 

 

Tines turn, but wheels don’t.

1.

Wheel Drive Pins not in WHEEL DRIVE.

1.

See “Wheel Drive Pins” in Section 3.

 

2.

Bolt loose in transmission pulley.

2.

Tighten bolt.

 

3.

Internal transmission wear or damage.

3.

Contact local Dealer or the Factory.

 

 

 

 

 

Wheels Turn, but Tines Don’t.

1.

Tine holder mounting hardware missing.

1.

Replace hardware.

 

2.

Bolt loose in transmission pulley.

2.

Tighten bolt.

 

3.

Internal transmission wear or damage.

3.

Contact local Dealer or the Factory.

 

 

 

 

 

Poor tilling performance.

1.

Worn tines.

1.

See “Bolo Tines” (Section 5).

 

2.

Improper Depth Regulator setting.

2.

See “Tilling Tips & Techniques,” Section 4.

 

3.

Incorrect throttle setting.

3.

See Section 4.

 

4.

Forward Drive Belt slipping.

4.

See “Checking Forward Drive Belt Tension,” Section 5.

 

 

 

 

 

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Contents Form no -00585E.fm 11/11/05Finding Model Number Table of ContentsCustomer Support Safety Alert Symbol Do not put hands or feet near or under rotating partsStarting the engine or engaging Refer to the Maintenance sectionsKeep children and pets away Use slower engine speedsOperating Symbols DecalsIntroduction AssemblyAssembly Steps Inspect UnitInstall Forward Clutch Cable Use the handlebar to roll the tiller to a flat areaWhile preventing the cable adjuster from turning With the Forward Clutch Bail Y, FigCheck Transmission OIL Level Check all nuts and screws for tightnessEngine Controls Wheel Drive PinsIntroduction Ature package to identify the controls on your engineHandlebar Height Adjustment Depth Regulator LeverStarting and Stopping Following steps describe how to start and stop the engineIntroduction BREAK-IN Operation Change engine oilStopping the Engine and Tiller For forward motion of the wheels and power to the tinesOperating the Tiller To move the Model 643C in reverse for short distancesTilling Tips & Techniques Clearing the Tines Tilling Tips & Techniques CON’TTilling On Slopes Read the following recommendations before tilling on slopesLoading and Unloading the Tiller Terrace GardeningCheck Hardware Transmission Gear OIL ServiceTiller Lubrication Check Tire PressureBolo Tines Removing⁄Installing a Single TineRemoving⁄Installing a Tine Assembly Tine InspectionForward Checking and AdjustingReplacement Belt Information To Check Forward Belt TensionModels 643B & 645A only Forward Clutch Bail AdjustmentEngine Cleaning AIR Cleaner Service Engine OIL Service To Check Reverse Belt TensionOFF-SEASON Storage Spark Plug ServiceSpark Arrester Screen Service To Change the Engine OilTroubleshooting Problem Possible Cause CorrectionPage Models 643C, 643B & 645A Models 643C, 643B & 645A GW-1224-3 Front Model 643C Models 643C, 643B & 645A Page Page TROY-BILT Tiller Lifetime Limited Warranty Manual del Operador Formulario N 769-00585ESp.fmAsistencia AL Cliente ÍndiceBúsqueda DEL Número DE Modelo Índice PáginaLlene el tanque de combustible en exteriores con extremo Símbolo de alerta de seguridadLea atentamente este Un embudo o pico para evitar derramesMantenga a los niños y las mascotas alejados La misma en cada pasadaAdvertencia Inspeccione LA Unidad IntroducciónCtdad. Descripción DEL Embrague DE Marcha Paso 4 Instale EL CableDirecta Únicamente Modelos 643B Y 645A La cultivadora se envía sin aceite en el motor Paso 6 Verificación del nivel del Aceite DE TransmisiónControle el ajuste de todas las tuercas y los pernos Pasador de transmisión de las ruedas IntroducciónControles DEL Motor Identificar los controles del motorAjuste DE LA Altura DE LA Barra DE Control Cambie el aceite del motor Funcionamiento InicialArranque Y Detención Coloque las ruedas en la posiciónPara mover el modelo 643C marcha atrás en distancias cortas Funcionamiento DE LA CultivadoraDetención del motor y la cultivadora Los dientes se separen del sueloEvite dejar huellas Sugerencias Y Técnicas Para LA LabranzaProfundidades Advertencia Ant Preparación de losLimpieza de los Sugerencias Y Técnicas DE Labranza ContinuaciónLabranza en Labranza cuesta arriba y cuesta abajo labranza verticalCarga Y Descarga DE LA Cultivadora Jardinería en terrazas continuaciónModelos con neumáticos Lubricación DE LA CultivadoraVerifique LA Presión DE Aire Graves o daños materialesInspección de los dientes Dientes BoloPara drenar el aceite de engranajes de la transmisión Retiro⁄Instalación de un solo dienteAvance Verificación Y AjusteMarcha Directa Marcha directaMantenimiento DEL Aceite DE Motor Limpieza DEL MotorMantenimiento DEL Filtro DE Aire 643B y 645AAjuste DE LA Palanca DEL Estrangulador Mantenimiento DEL Filtro AntichispasAjustes DE Control Para cambiar el aceite de motorSolución DE Problemas Problema Causa Posible CorrecciónNotas Modelos 643C, 643B y 645A Modelos 643C, 643B Y 645A No. de Pieza 16-18 x 3/4Frente Model 643C Modelos 643C, 643B Y 645A Notas Notas QUÉ Producto
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