Troy-Bilt 643B Super Bronco manual Operating Symbols, Maybeusedonthetillerandengine

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Decals

For your safety and the safety of others, vari- ous safety and operational decals are located on your unit (see Figure 1-2).

Keep the decals clean and legible at all times. Contact your local service dealer or the factory for replacements if any decals are damaged or missing.

Refer to the Parts List pages in this Manual for decal locations, descriptions and part num- bers.

Forward Clutch Bail

Starting Stabilization

Message (on engine)

Reverse Clutch Control

Operating Instruction

(Models 643B & 645A)

Warning Messages

Hot Surfaces Warning

Figure 1-2: Location of safety and operating decals.

Operating Symbols

 

 

 

 

 

 

 

 

 

 

 

R

 

 

 

 

 

 

 

 

 

 

 

Varioussymbols(shownhere,withworddescriptions)

 

 

 

 

 

 

 

 

 

 

 

maybeusedonthetillerandengine.

CHOKE

CHOKE

REVERSE

NOTE:Yourunitmaynothaveallofthesymbols.

 

 

ON

 

OFF

ROTATING TINES

BAILBAIL

ENGAGED DISENGAGED

FAST

SLOW

STOP

TILLER DIRECTION

LEVER DIRECTION

WARNING

TO AVOID SERIOUS INJURY:

•READ THE OWNER’S MANUAL.

•KNOW LOCATIONS AND FUNCTIONS OF ALL CONTROLS.

•KEEP ALL SAFETY DEVICES AND SHIELDS IN PLACE AND WORKING.

•NEVER ALLOW CHILDREN OR UNINSTRUCTED ADULTS TO OPERATE TILLER.

•SHUT OFF ENGINE AND DISCONNECT SPARK PLUG WIRE BEFORE MANUALLY UN- CLOGGING TINES OR MAKING REPAIRS.

•KEEP BYSTANDERS AWAY FROM MACHINE.

•KEEP AWAY FROM ROTATING PARTS.

•USE EXTREME CAUTION WHEN REVERSING OR PULLING THE MACHINE TOWARDS YOU.

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Contents 11/15/06 Form no -02357A.fmCustomer Support Table of ContentsFinding Model Number Do not put hands or feet near or under rotating parts Safety Alert SymbolKeep children and pets away Refer to the Maintenance sectionsUse slower engine speeds Check all nuts, bolts, and screws forTo Avoid Serious Injury Operating SymbolsMaybeusedonthetillerandengine Assembly Steps AssemblyIntroduction Inspect UnitUse the handlebar to roll the tiller to a flat area Install Forward Clutch CableWith the Forward Clutch Bail Y, Fig While preventing the cable adjuster from turningCheck all nuts and screws for tightness Check Transmission OIL LevelFreewheel Ature package to identify the controls on your engineTo adjust the handlebars Travel Position Shallow SettingsTo operate the Forward Clutch Bail Stop all tiller motion by releasing the Forward Clutch BailIntroduction BREAK-IN Operation Following steps describe how to start and stop the engineStarting and Stopping Change engine oilOperating the Tiller For forward motion of the wheels and power to the tinesStopping the Engine and Tiller To move the Model 643C in reverse for short distancesTilling Tips & Techniques Tilling On Slopes Tilling Tips & Techniques CON’TClearing the Tines Read the following recommendations before tilling on slopesTerrace Gardening Loading and Unloading the TillerTiller Lubrication Transmission Gear OIL ServiceCheck Hardware Check Tire PressureRemoving⁄Installing a Tine Assembly Removing⁄Installing a Single TineBolo Tines Tine InspectionTo Check Forward Belt Tension Checking and AdjustingReplacement Belt Information Engine Cleaning AIR Cleaner Service Engine OIL Service Forward Clutch Bail AdjustmentModels 643B & 645A only To Check Reverse Belt TensionSpark Arrester Screen Service Spark Plug ServiceOFF-SEASON Storage To Change the Engine OilProblem Possible Cause Correction TroubleshootingPage 643C, 643D 645A Description Models 643B, 643C, 643D & 645AGW-1224-3 Models 643B, 643C, 643D & 645A Models 643B, 643C, 643D & 645A 634-43203 Page Page TROY-BILT Tiller Lifetime Limited Warranty

643B Super Bronco specifications

The Troy-Bilt 643B Super Bronco represents a robust and versatile addition to the world of outdoor power equipment, designed with the needs of gardeners and landscapers in mind. This rear-tine tiller is a notable choice for those looking to cultivate their gardens efficiently and effectively.

One of the standout features of the Troy-Bilt 643B is its powerful 306cc OHV engine, which provides ample torque and ensures that the tiller can tackle tough soil conditions with ease. This engine is specifically designed for superior performance and reliability, allowing users to till effectively in a variety of soil types, from sandy loam to clay.

The tiller boasts a 12-inch tilling width and a tilling depth of up to 8 inches, making it ideal for preparing garden beds and landscaping areas. The adjustable tilling depth allows gardeners to customize their cultivation process, enabling them to penetrate deeper for planting larger crops or more shallow for seedbed preparation.

Equipped with a rear-tine design, the Super Bronco brings several advantages. The rear-tine configuration provides better control and stability while working, making it easier to maneuver in tight spaces. Furthermore, the counter-rotating tines help to break up compact soil while reducing the chances of soil clumping, resulting in a finer tilled surface.

Another remarkable feature is the Troy-Bilt patented "Smart Till" technology, which allows users to select the most suitable tilling method for their specific soil conditions. This innovative technology enhances efficiency, saves time, and ensures that the tiller delivers optimal results with every pass.

For ease of use, the tiller is equipped with large, easy-grip controls and a comfortable handlebar design that reduces fatigue during extended use. Additionally, the rugged construction and all-terrain tires enable the Troy-Bilt 643B to navigate challenging landscapes without issue.

The maintenance of the Super Bronco is user-friendly, with features that facilitate easy access to essential components for tune-ups and repairs. Overall, the Troy-Bilt 643B Super Bronco combines power, technology, and practicality, making it an excellent choice for both novice and experienced gardeners seeking to enhance their outdoor projects.
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