Operation - Troy-Bilt Tuffy 630B Operator's Manual

Operation
Before operating your machine, care-
fully read and understand all safety
(Section 1), controls (Section 3) and
operating instructions (Section 4) in
this Manual, in the separate Engine
Owner's Manual, and on the decals on
the machine.
Failure to follow these instructionscan
result in serious personalinjury.
INTRODUCTION
Readthis OperationSection and the sepa-
rate Engine Owner's Manual beforeyou
start the engine. Then, take the time to
familiarize yourself with the basic opera-
tion of the tiller before using it in the
garden. Findan open, level area and prac-
tice using the tiller controls without the
tines engaging the soil (put tines in
"travel" setting). 0nly after you've
become completely familiar with the tiller
should you begin using it in the garden.
BREAK-INOPERATION
Perform the following maintenanceafter
the first two (2) hours of new operation
(see MaintenanceSection in this manual
and in the Engine Owner's Manual).
1. Changeengine oil.
2. Checkfor loose or missing hardware
on unit. Tighten or replaceas needed.
3. Checktension on forward drive belt.
4. Checktransmission gear oil level.
STARTINGAND STOPPING
THE ENGINE
Pre-Start Checklist
With the spark plug wire disconnected
from the spark plug, perform the following
checks and services before each use:
1. Readthe Safetyand Controls Sections
in this manual. Readthe separate Engine
Owner's Manual provided with the unit.
2. Put the wheels in the WHEEL DRIVE
position (wheel pins must be through
holes in wheel hubs and wheel shaft).
3. Check unit for loose or missing hard-
ware. Service as required.
4. Checkengine oil level. See Engine
Owner's Manual.
Reverse ClutchControl
(Models 634F/634B)
RecoilStarter
Depth
Regulator
•WheelDrivePin
(on eachwheel)
Fig, 4-1
5. Checkthat all safety guards and covers
are in place.
6. Checkair cleanerand engine cooling
system. See Engine Owner's Manual.
GASOLINEIS HIGHLY FLAMMABLE AND
ITS VAPORSAREEXPLOSIVE.
Follow gasoline safety rules in this
Manual (see Section1) and in the sepa-
rate EngineOwner'sManual.
Failure to follow gasolinesafety instruc-
tions can result in serious personal
injuryand propertydamage.
7. Fill the fuel tankwith gasoline
according to the directions in the separate
Engine Owner's Manual. Follow all
instructions and safety rules carefully.
8. Attach spark plug wire to spark plug.
Starting the Engine
The following steps describe how to start
and stop the engine. Do not attempt to
engagethe tines or wheels until you
have read all of the operating instruc-
tions in this Section. Also, review the
safety rules in Section1: Safety, and the
tiller and engine controlsinformationin
Section3: Featuresand Controls.
1. Complete the Pro-Start Checklist on
this page.
2. Put the wheels in the WHEELDRIVE
position (see WheelDrive Pins in Section
3 of this manual).
To help preventserious personal injury
or damage to equipment:
• Before starting engine, put both
wheels in the WHEEL DRIVE position.
Never have wheels in FREEWHEEL
position when engine is running.
When the wheels are in FREEWHEEL,
they do not hold backthe tiller and the
tines could propel the tiller rapidly
forward or backward.
• Before starting engine, put Forward
Clutch Bail (all models) and Reverse
Clutch Control (Models 634F/634B
only) in neutral (disengaged) positions
by releasing levers.
• Never run engine indoors or in
enclosed, poorly ventilated areas.
Engine exhaust contains carbon
monoxide,an odorlessand deadlygas.
• Avoid engine muffler and nearby
areas. Temperatures in these areas
may exceed150OF.
3. Move the Depth Regulator Leverall the
way down to the "travel" position, so that
the tines clear the ground.
4. Releaseall controls on the tiller.
5. On engine's with a fuel shut-off valve,
turn valve to open position, as instructed
in the separate Engine Owner's Manual.
6. Put ignition switch and/or throttle con-
trol lever located on engine in the "ON",
"RUN", "FAST" or "START" position, as
instructed in the Engine Owner's Manual.
7. Choke or prime engine, as instructed in
EngineOwner's Manual.
8. Put one hand on fuel tank to stabilize
unit when pulling starter rope handle.
Then use recoil starter to start engine, as
instructed in the Engine Owner's Manual.
When engine starts, gradually move choke
lever (if so equipped) to "NO CHOKE",
"CHOKEOFF"or "RUN" position.
9. Use the "FAST"throttle speed setting
when tilling.