Troy-Bilt 630B-Tuffy, 634F-Bronco, 634B-Super Bronco manual Safety Alert Symbol

Page 3

Section1 Safety

This machine meets voluntary safety standard B71.8 – 1996, which is sponsored by the Outdoor

Power Equipment Institute, Inc., and is published Forward Clutch Bail by the American National Standards Institute.

3

Reverse Clutch

Control (Models

634F/634B)

WARNING

The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm.

Safety Alert Symbol

This is a safety alert symbol. It is used in this manual and on the unit to alert you to poten- tial hazards. When you see this symbol, read and obey the message that follows it. Failure to obey safety messages could result in personal injury or property damage.

Depth Regulator

Tine Hood Flap

Standard-Rotating-

Tines (SRT)

Wheel Drive Pin (on each wheel)

Figure 1-1: Tiller features and controls (5.5HP Model shown). See separate Engine Owner’s Manual to identify engine controls.

Training

1. Carefully read this Owner’s Manual, the separate Engine Owner’s Manual, and any

other literature you may receive. Be thor- oughly familiar with the controls and the proper use of the tiller and its engine.

Know how to stop the unit and disengage the controls quickly.

2.Never allow children to operate the tiller. Never allow adults to operate the tiller without proper instruction.

3. Keep the area of operation clear of all persons, particularly children and pets.

4.Keep in mind that the operator or user is responsible for accidents or hazards occurring to other people, their property, and themselves.

Preparation

1.Thoroughly inspect the area where the tiller is to be used and remove all foreign objects.

2.Be sure all tiller controls are released and both wheels are in the Wheel Drive position before starting the engine.

3.Do not operate the tiller without

wearing adequate outer garments. Avoid loose garments or jewelry that could get caught in moving parts.

4.Do not operate the tiller when barefoot or wearing sandals, sneakers, or light footwear. Wear protective footwear that will improve footing on slippery surfaces.

5.Do not till near underground electric cables, telephone lines, pipes or hoses. If in doubt, contact your telephone or utility company.

6.Warning: Handle fuel with care; it is highly flammable and its vapors are explo- sive. Take the following precautions:

a. Store fuel in containers specifically designed for this purpose.

b. The gas cap shall never be removed or fuel added while the engine is run- ning. Allow the engine to cool for several minutes before adding fuel.

c. Keep matches, cigarettes, cigars, pipes, open flames, and sparks away from the fuel tank and fuel container.

d. Fill fuel tank outdoors with extreme

care. Never fill fuel tank indoors. Use a funnel or spout to prevent spillage.

e. Replace all fuel tank and container caps securely.

f.If fuel is spilled, do not attempt to start the engine, but move the machine away from the area of spillage and avoid creating any source of ignition until fuel vapors have dissipated.

7.Never make adjustments when engine is running (unless recommended by manufacturer).

Operation

1. Do not put hands or feet near or under rotating parts.

2.Exercise extreme caution when on or crossing gravel drives, walks, or roads. Stay alert for hidden hazards or traffic. Do not carry passengers.

3. After striking a foreign object, stop the engine, remove the wire from the spark plug wire and prevent it from touching the spark plug. Thoroughly inspect the machine for any damage and repair the damage before restarting and operating the machine.

Image 3
Contents Operator’s Manual Table of Contents Know how to stop the unit and disengage the controls quickly Safety Alert SymbolUse slower engine speeds SafetyExercise caution to avoid slipping or falling Keep children and pets awayTo Avoid Serious Injury DecalsAssembly Steps IntroductionInspect Unit Clutch Cable Install Reverse Clutch Cable Models 634F and 634B only AssemblyCheck AIR Pressure Check Level of Transmission Gear OILCheck all nuts and screws for tightness Reverse Clutch Control Models 634F/634B Wheel Drive PinsIntroduction Engine ControlsDepth Regulator Lever Features and ControlsHandlebar Height Adjustment Forward Clutch BailStarting the Engine Pre-Start ChecklistIntroduction BREAK-IN Operation Starting and Stopping the EngineStopping the Tiller and Engine Operating the TillerOperation Tines will cause injury Stopping the Engine and TillerClumps of soil that can interfere with Your freshly tilled or cultivated soilBy successive passes at one Quarter width see Fig Read the following recommendations before tilling on slopes Tilling Up and Down Slopes Vertical TillingTerrace Gardening Loading and Unloading the Tiller Clearing the TinesCheck for OIL Leaks Maintenance ScheduleTransmission Gear OIL Service Tiller LubricationBolo Tines MaintenanceRemoving/Installing a Single Tine Removing/Installing a Tine AssemblyChecking and Adjusting Replacement Belt InformationTo Check Forward Belt Tension To Check Reverse Belt Tension Forward Clutch Bail AdjustmentEngine Cleaning AIR Cleaner Service Engine OIL Service Checking and Adjusting Reverse Drive Belt TensionOFF Season Storage Spark Plug ServiceSpark Arrester Screen Service CARBURETOR/GOVERNOR Control AdjustmentsOEM-290-265 fits Tuffy, Bronco & Super Bronco TroubleshootingProblem Possible Cause Correction OEM-290-256 fits Tuffy, OEM-290-254 fit BroncoParts List Drawing noPart Description Parts List Parts List Drawing no DRAWING/PARTS List noPart Description QTY For Model 630B GW-9727 24 3 1917326 Hold Tine With Blunt End Toward You Left Side Right Side50049-02 TROY-BILT Tiller Lifetime Limited Warranty