Rear-tine Tiller Models
Operator’s Manual
630C-Tuffy 634F-Bronco TM 634A-Super Bronco TM
Troy-Bilt LLC, P.O. BOX 361131 CLEVELAND, OHIO
Content
TABLE OF CONTENTS
FINDING MODEL NUMBER
CUSTOMER SUPPORT
Safety Alert Symbol
SECTION 1 SAFETY
Training
Preparation
c. Use slower engine speeds
Maintenance and Storage
Decals
Operating Symbols
TO AVOID SERIOUS INJURY
Loose Parts List
SECTION 2 ASSEMBLY
ASSEMBLY STEPS
Hardware bag contents
T T U
STEP 4 INSTALL FORWARD CLUTCH CABLE
X while preventing the cable adjuster
tral cable tension too tight
outermost coil to the outermost coil
from turning
STEP 6 CHECK TRANSMISSION OIL LEVEL
Section 3 Features and Controls
STEP 7 ADD MOTOR OIL
STEP 8 CHECK HARDWARE
WHEEL DRIVE PINS
SECTION 3 FEATURES AND CONTROLS
WARNING Before
INTRODUCTION
Settings
HANDLEBAR HEIGHT ADJUSTMENT
To adjust the handlebars
FORWARD CLUTCH BAIL
BREAK-IN OPERATION
Pre-Start Checklist
STARTING AND STOPPING
WARNING To help
Stopping the Engine and Tiller
OPERATING THE TILLER
Stopping the Tiller and Engine
Fig. 4-2 Use one hand to guide tiller when moving forward
Tilling Depths
TILLING TIPS & TECHNIQUES
Let the Tiller Do the Work
Avoid Making Footprints
Tilling Across Slopes Without Using Terraces Horizontal Tilling
Power Composting
TILLING TIPS & TECHNIQUES CON’T
Tilling On Slopes
LOADING AND UNLOADING THE TILLER
Clearing the Tines
Terrace Gardening continued
TILLING TIPS & TECHNIQUES CON’T
TRANSMISSION GEAR OIL SERVICE
SECTION 5 MAINTENANCE
MAINTENANCE SCHEDULE
PROCEDURE
C. Removing⁄Installing a Tine Assembly
B. Removing⁄Installing a Single Tine
BOLO TINES
B B A
Replacement Belt Information
CHECKING AND ADJUSTING
E B
FORWARD DRIVE BELT TENSION
ENGINE CLEANING
FORWARD CLUTCH BAIL ADJUSTMENT
AIR CLEANER SERVICE
ENGINE OIL SERVICE
SPARK ARRESTER SCREEN SERVICE
SPARK PLUG SERVICE
THROTTLE LEVER ADJUSTMENT
CARBURETOR/GOVERNOR CONTROL ADJUSTMENTS
PROBLEM
TROUBLESHOOTING
POSSIBLE CAUSE
CORRECTION
DESCRIPTION
SECTION 6 MODELS 630C, 634F & 634A PARTS LIST
DESCRIPTION
1418
MODELS 630C, 634F & 634A
MODELS 630C, 634F & 634A
Cable Assembly, Reverse Clutch B C
DESCRIPTION
DESCRIPTION
DESCRIPTION
MODELS 630C, 634F & 634A
Shim, same as above, except .030 thick
Shim, same as above, except .005 thick
MODELS 630C, 634F & 634A
FRONT
DESCRIPTION
Transmission Housing Assembly
Remove and discard when installing the transmission on tiller
Included with transmission when purchased as an assembly only
MODELS 630C, 634F & 634A
RIGHT-HAND TINE
TINE SHAFT
MODELS 630C, 634F & 634A
FRONT
37 A
MODELS 630C, 634F & 634A
REVERSE
CLUTCH CABLE
DESCRIPTION
MODELS 630C, 634F & 634A
TROY-BILT TILLER LIFETIME LIMITED WARRANTY
TROY-BILT LLC, P.O. Box 361131, Cleveland, Ohio