Troy-Bilt TUFFY 630CN User Manual

O TRO_ BILT
Operator's Manual
Rear-tine Tiller Models
630Cn Tuffy_
634Fm BroncoTM
634Bm Super BroncoTM
Model 634B Shown
IMPORTANT: READ SAFETY RULES AND INSTRUCTIONS CAREFULLY
WARNING: This unit is equipped with an internal combustion engine and should not be used on or near any unimproved forest-
covered, brush-covered or grass-covered land unless the engine's exhaust system is equipped with a spark arrester meeting applicable
local or state laws (if any). If a spark arrester is used, it should be maintained in effective working order by the operator. In the State of
California the above is required by law (Section 4442 of the California Public Resources Code). Other states may have similar laws.
Federal laws apply on federal lands. A spark arrester for the muffler is available through your nearest engine authorized service dealer or
contact the service department, P.O. Box 361131 Cleveland, Ohio 44136-0019.
TROY-BILT LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019
PRINTEDIN U.S.A. FORM NO. 770-10594B
11/5/02

Troy-Bilt TUFFY 630CN Specifications

General

Engine	Briggs & Stratton
Engine Type	4-Cycle
Engine Displacement	127 cc
Tilling Width	12 inches
Forward Speeds	1
Reverse Speeds	1
Tine Type	Steel
Warranty	2-year limited

Summary

Section 1: Safety

Section 2: Assembly

Step 2: Attach Handlebar

Assemble the handlebars to the tiller frame and adjust height for proper ergonomics.

Step 4: Install Forward Clutch Cable

Step 5: Install Reverse Clutch Cable

Step 6: Check Level of

Step 7: Add Motor Oil

Section 3: Features and Controls

Wheel Drive Pins

Explains how to set wheels for drive or freewheel mode.

Forward Clutch Bail

Reverse Clutch Control

Depth Regulator Lever

Section 4: Operation

Break-in Operation

Recommended maintenance after the first two hours of new operation.

Starting and Stopping

Procedures for safely starting and stopping the tiller engine and tines.

Operating the Tiller

Tilling Tips & Techniques

Tilling Depths

Recommendations for setting appropriate tilling depths for different conditions.

Choosing Correct Wheel & Tine Speeds

Guidance on matching engine/tine speeds for optimal performance.

Preparing Seedbeds

Power Composting

Tilling On Slopes

Clearing the Tines

Section 5: Maintenance

Tiller Lubrication

Lubrication points and intervals for tiller components.

Transmission Gear Oil Service

How to check and maintain the transmission gear oil level.

Bolo Tines

Checking and Adjusting Forward Drive Belt Tension

To Check Forward Belt Tension

Procedure to check the tension of the forward drive belt.

Forward Clutch Bail Adjustment

Checking and Adjusting Reverse Drive Belt Tension

Engine Oil Service

Spark Plug Service

Off-Season Storage

Troubleshooting Guide

Engine Does Not Start

Engine Runs Poorly

Engine Overheats

Engine Does Not Shut Off

Wheels and Tines Will Not Turn

Tines Turn, But Wheels Don't

Wheels Turn, But Tines Don't

Poor Tilling Performance

Section 6: Models 630C, 634F & 634B Parts List

Troy-Bilt Tiller Lifetime Limited Warranty