Troy-Bilt 643D 사용자 설명서

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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 separate Engine 
Owner’s Manual, and on the 
decals on the machine. 
Failure to follow these 
instructions can result in 
serious personal injury.
INTRODUCTION
Read this Operation Section 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). 
Only after you’ve become completely fa-
miliar with the tiller should you begin using 
it in the garden.
BREAK-IN OPERATION
Perform the following maintenance after 
the first two (2) hours of new operation 
(see Maintenance Section in this manual 
and in the Engine Owner’s Manual).
1. Change engine oil.
2. Check for loose or missing hardware on 
unit. Tighten or replace as needed.
3. Check tension on forward drive belt.
4. Check transmission gear oil level.
STARTING AND STOPPING 
Pre-Start Checklist
With the spark plug wire disconnected 
from the spark plug, perform the following 
checks and services before each use:
1. Read the Safety and Controls Sections 
in this manual. Read the separate Engine 
Owner’s Manual provided with the unit.
2. Put the wheels in the WHEEL DRIVE po-
sition (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. Check engine oil level. See Engine Own-
er’s Manual.
5. Check that all safety guards and covers 
are in place.
6. Check air cleaner and engine cooling 
system. See Engine Owner’s Manual.
WARNING: 
GASOLINE IS 
HIGHLY FLAMMABLE AND ITS 
VAPORS ARE EXPLOSIVE. 
Follow gasoline safety rules in 
this Manual (see Section 1) and 
in the separate Engine Owner’s 
Manual.
Failure to follow gasoline safety 
instructions can result in 
serious personal injury and 
property damage.
7. Fill the fuel tank with 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. 
WARNING: 
Do not attempt 
to engage the tines or wheels 
until you have read all of the 
operating instructions in this 
Section. Also, review the safety 
rules in Section 1: Safety, and 
the tiller and engine controls 
information in Section 3: 
Features and Controls.
1. Complete the Pre-Start Checklist on this 
page. 
2. Put the wheels in the WHEEL DRIVE po-
sition (see Wheel Drive Pins in Section 3 of 
this manual). 
WARNING: 
To help 
prevent serious personal injury 
or damage to equipment:
• Before starting engine, put both
wheels in the WHEEL DRIVE position.
Never have wheels 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 propel the tiller rapidly 
forward or backward.
• Before starting engine, put Forward
Clutch Bail (all models) and Reverse
Clutch Control (Models 643B & 645A
only) in neutral (disengaged) positions
by releasing levers.
• Never run engine indoors or in en-
closed, poorly ventilated areas. Engine
exhaust contains carbon monoxide, an
odorless and deadly gas.
•  Avoid engine muffler and nearby areas.
Temperatures in 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. Release all 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 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 in-
structed in the Engine Owner’s Manual. 
When engine starts, gradually move choke 
lever (if so equipped) to “NO CHOKE”, 
“CHOKE OFF” or “RUN” position.
9. Use the “FAST” throttle speed setting 
when tilling. 
Fig. 4-1
Wheel Drive Pin
Depth Regulator
Forward
Clutch Bail
Reverse Clutch Control 
(Models 643B & 645A)
SECTION 4:  OPERATION