Features And Controls - Troy-Bilt TUFFY 634A Operator's Manual

SECTION 3: FEATURES A NDCONTROLS
_ ARNING:
Before
operating your machine,
carefully readand understand
all safety, controls and
operating instructions 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
This Section describes the location and
function of the controls on your tiller. Refer
to the following Section, Operationfor de-
tailed operating instructions.
Practice using these controls, with the en-
gine shut off, until you understand the op-
eration of the controls and feel confident
with each of them.
ForwardClutch Bail
ReverseClutch Control
(Model 634A)
gulator
Handlebar Height Adjustment
Wheel Drive Pin
(oneachwheel)
ENGINE CONTROLS
Refer to the engine manufacturer's Engine
Owner's Manual (included in the tiller liter-
ature package) to identify the controls on
your engine.
IMPORTANT: T hecontrol for stopping the
engine is located on the engine.
WHEEL DRIVE PINS
Eachwheel is equipped with a wheel drive
pin (A, Figures 3-2 and 3-3) that secures
the wheel to the wheel shaft (B). The
wheels can be positioned in either a
WHEELDRIVEor a FREEWHEEL mode.
_ WARNING:
Neverallow
either of the wheels to be in the
FREEWHEEL position when the
engine is running. Always put
both wheels in the WHEEL
DRIVEposition before starting
the engine.
Failureto comply could cause
loss of tiller control, property
damage, or personal injury.
Beforestarting the engine,put both wheels
in the WHEELDRIVEposition by inserting
the wheel drive pins through the wheel
hubs and the wheel shaft. Doingso "locks"
the wheels to the wheel shaft, causing the
wheels to turn when either the
Figure 3-1: Tiller features and controls. See separate EngineOwner's Manual to identify
engine controls.
Forward Clutch Bail (all models) or the Re-
verse Clutch Control (Model 634A) is en-
gaged.
Use the FREEWHEEL mode only when the
engine is not running, in FREEWHEEL, the
wheel drive pins are placed only through
the holes in the wheel shaft (not the wheel
hubs), thus allowing the wheels to turn
freely when you manually move the tiller.
To place the wheels in WHEELDRIVEor
FREEWHEEL:
1. Stop engine,disconnectspark plug wire
from spark plug and allow engineto cool.
_ WARNING: Donot place
tiller on its side when changing
wheel drive positions. Doing so
could result in gasoline leaking
from the fuel tank.
Failureto follow this instruction
could result in personal injury
or property damage.
2. Raise one wheel about one inch off the
ground and place a sturdy support under
the transmission.
3. Removehairpin cotter (C, Figures 3-2
and 3-3) from wheel drive pin (A).
4. FORWHEELDRIVEMODE(Figure3-2):
Slide wheel outward and align holes in
Figure3-2: WHEELDRIVEposition.
wheel hub (D, Figure 3-2) and wheel
shaft (B). Insert wheel drive pin (A)
through wheel hub (D) and wheel
shaft (B). Securewheel drive pin with hair-
pin cotter (C) by pushing hairpin cotter in
as far as it will go. Repeatwith the other
wheel and then remove the support from
beneaththe transmission.
5. FORFREEWHEEL MODE(Figure 3-3):
Slide the wheel inward and insert the wheel
drive pin (A, Figure3-3) only through the
hole in the wheel shaft (B). Secure wheel
drive pin with hairpin cotter (C) by pushing
hairpin cotter in as far as it will go. Repeat
for the other wheel and then remove the
support from beneath the transmission.
lO