Troy-Bilt 630B-Tuffy, 634F-Bronco, 634B-Super Bronco manual Troubleshooting

Page 22

22Section 5: Maintenance

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

Before performing any troubleshooting procedures, refer to the appropriate safety, operating or maintenance instructions in this Manual or in the Engine Owner’s Manual. Contact your authorized engine service dealer for engine service. Contact your autho- rized tiller dealer or the factory for all other service problems.

PROBLEM

 

POSSIBLE CAUSE

 

CORRECTION

 

 

 

 

 

 

Engine does

1. Spark plug wire disconnected.

1.

Reconnect wire.

not start.

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(s).

6.

Clean or replace filter(s).

 

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

1. Misadjusted throttle control or ignition switch.

1.

See Engine Owner’s Manual or Engine Service Dealer.

shut off.

 

 

 

 

 

 

 

 

Wheels and Tines

1. Improper use of controls.

1.

Review Sections 3 and 4.

will not turn.

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

1. Wheel Drive Pins not in WHEEL DRIVE.

1.

See “Wheel Drive Pins” in Section 3.

wheels don’t.

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

1. Tine holder mounting hardware missing.

1.

Replace hardware.

Tines Don’t.

2. Bolt loose in transmission pulley.

2.

Tighten bolt.

 

3.

Internal transmission wear or damage.

3.

Contact local Dealer or the Factory.

 

 

 

 

Poor tilling

1. Worn tines.

1.

See “Bolo Tines” (Section 5).

performance.

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.

 

 

 

 

 

TILLER ATTACHMENTS

The attachments listed below are available for your tiller. The information is the most current at the time this manual was printed. Contact your authorized dealer or the factory for current information.

BUMPER – The tubular steel bumper surrounds the engine to protect the air cleaner, starter assembly and fuel tank from damage.

OEM-290-256 fits Tuffy, OEM-290-254 fit Bronco

FRAME WEIGHTS – Solid steel weights attach to the sides of the tiller frame to provide added traction to the wheels.

OEM-290-265 fits Tuffy, Bronco & Super Bronco

Image 22
Contents Operator’s Manual Table of Contents Safety Alert Symbol Know how to stop the unit and disengage the controls quicklyKeep children and pets away SafetyExercise caution to avoid slipping or falling Use slower engine speedsDecals To Avoid Serious InjuryIntroduction Assembly StepsInspect Unit Clutch Cable Assembly Install Reverse Clutch Cable Models 634F and 634B onlyCheck Level of Transmission Gear OIL Check AIR PressureCheck all nuts and screws for tightness Engine Controls Wheel Drive PinsIntroduction Reverse Clutch Control Models 634F/634BForward Clutch Bail Features and ControlsHandlebar Height Adjustment Depth Regulator LeverStarting and Stopping the Engine Pre-Start ChecklistIntroduction BREAK-IN Operation Starting the EngineTines will cause injury Stopping the Engine and Tiller Operating the TillerOperation Stopping the Tiller and EngineYour freshly tilled or cultivated soil Clumps of soil that can interfere withBy successive passes at one Quarter width see Fig Tilling Up and Down Slopes Vertical Tilling Read the following recommendations before tilling on slopesTerrace Gardening Clearing the Tines Loading and Unloading the TillerTiller Lubrication Maintenance ScheduleTransmission Gear OIL Service Check for OIL LeaksRemoving/Installing a Tine Assembly MaintenanceRemoving/Installing a Single Tine Bolo TinesReplacement Belt Information Checking and AdjustingTo Check Forward Belt Tension Checking and Adjusting Reverse Drive Belt Tension Forward Clutch Bail AdjustmentEngine Cleaning AIR Cleaner Service Engine OIL Service To Check Reverse Belt TensionCARBURETOR/GOVERNOR Control Adjustments Spark Plug ServiceSpark Arrester Screen Service OFF Season StorageOEM-290-256 fits Tuffy, OEM-290-254 fit Bronco TroubleshootingProblem Possible Cause Correction OEM-290-265 fits Tuffy, Bronco & Super BroncoDrawing no Parts ListPart Description Parts List DRAWING/PARTS List no Parts List Drawing noPart Description QTY For Model 630B GW-9727 24 3 1917326 Left Side Right Side Hold Tine With Blunt End Toward You50049-02 TROY-BILT Tiller Lifetime Limited Warranty