Featuresand Controls; Operation - Troy-Bilt 634F-Bronco Operator's Manual

SECTION 4: OPERATION
WARNING:
Before
operating your machine,
carefully read and understand
all safety (Section 1), controls
(Section 3) and operating
instructions (Section 4) in this
Manual, the separateEngine
Owner's Manual, and on the
decals on the machine.
Failureto follow these
instructions can result in
serious personal injury.
INTRODUCTION
Readthis OperationSection and the sepa-
rate Engine Owner's Manual before you
start the engine. Then, take the time to fa-
miliarize yourself with the basic operation
of the tiller before using it in the garden.
Find an open, level area and practice using
the tiller controls without the tines engag-
ing the soil (put tines in "travel" setting).
0nly after you've become completely fa-
miliar with thetiller should you begin using
it in the garden.
BREAK-IN OPERATION
Perform the following maintenanceafter
thefirst two (2) hours of new operation
(see Maintenance Section in this manual
and in the EngineOwner's Manual).
1. Changeengine oil.
2. Checkfor looseor missing hardwareon
unit. Tighten or replace as needed.
3. Checktension on forward drive belt.
4. Checktransmission gear oil level.
STARTING ANDSTOPPING
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 WHEELDRIVE
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 Clutch Control
(Models 634F/634A)
)epth Regulator
Drive Pin
Fig. 4-1
5. Checkthat all safety guards and covers
are in place.
6. Checkair cleaner and engine cooling
system. See Engine Owner's Manual.
WARNING: GASOLINEIS
HIGHLYFLAMMABLEAND ITS
VAPORSARE EXPLOSIVE.
Follow gasolinesafety rules in
this Manual(see Section 1) and
in the separate Engine Owner's
Manual.
Failureto follow gasolinesafety
instructions can result in
serious personal injury and
property damage.
7. Fillthe fuel tank with gasolineaccording
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.
WARNING:
Do not attempt
to engagethe tines or wheels
until you have readall of the
operating instructions in this
Section. Also, reviewthe safety
rules in Section 1: Safety, and
the tiller and engine controls
information in Section 3:
Featuresand Controls.
1. Complete the Pre-Start Checklist on
this page.
2. Putthe wheels in the WHEELDRIVEpo-
sition (see WheelDrive Pins in Section 3 of
this manual).
,_ WARNING: To help
prevent serious personal injury
or damageto equipment:
• Before starting engine, put both
wheels in the WHEEL DRIVEposition.
Never havewheels in FREEWHEEL po-
sition when engine is running. When
the wheels are in FREEWHEEL, they do
not hold back the tiller and the tines
could propelthe tiller rapidly
forward or backward.
• Before starting engine, put Forward
Clutch Bail (all models) and Reverse
Clutch Control (Models 634F/634A
only) in neutral (disengaged)positions
by releasing levers.
• Never run engine indoors or in en-
closed, poorlyventilated areas. Engine
exhaust containscarbon monoxide,an
odorlessand deadlygas.
• Avoidengine mufflerand nearbyareas.
Temperaturesin these areas may ex-
ceed 150 ° F.
3. Move the Depth Regulator Lever all the
way down to the "travel" position, so that
the tines clear the ground.
4. Releaseall controls on the tiller.
5. On engine'swith a fuel shut-off valve,
turn valve to open position, as instructed
in the separate EngineOwner's Manual.
6. Put ignition switch and/or throttle con-
trol lever located on engine in the "ON",
"RUN", "FAST"or "START"position, as in-
structed in the Engine Owner's Manual.
7. Choke or prime engine,as instructed in
Engine Owner'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 enginestarts, gradually move choke
lever (if so equipped) to "NO CHOKE",
"CHOKEOFF"or "RUN" position.
9. Use the "FAST"throttle speedsetting
when tilling.
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