Troy-Bilt 643B - Manuel (Page 5)

5
2
Assembly
NOTE: Stand behind
the tiller as if you were
going to operate it. Your
right hand corresponds
to the right side of the
tiller; your left hand
corresponds to the left
side of the tiller.
IMPORTANT
This unit is shipped
without gasoline or oil
in the engine. Fill up
gasoline and oil as
instructed in the accom-
panying engine manual
BEFORE operating your
machine.
NOTE: This operator’s
manual may cover
various models of tillers.
The units illustrated
may vary slightly from
your unit. Follow only
those instructions which
pertain to your model
number.
WARNING: To prevent personal injury or property damage, do not start the engine until all
assembly steps are complete and you have read and understand the safety and operating
instructions in this manual.
INTRODUCTION
Carefully follow these assembly steps to correctly prepare your tiller for use. It is recommended that you read this
Section in its entirety before beginning assembly.
NOTE: Various tiller models are presented in this manual. Use only the information appropriate
for your tiller model. Engine styles vary by model. Your engine may appear differently than
those illustrated in this manual.
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Figure 2-1: To identify length of screws, place screw on
template as shown and measure distance between bottom of
screw head and tip of screw.
TOOLS / MATERIALS NEEDED
(2) 1/2” open-end wrench*
(2) 9/16” open-end wrench*
(1) 3/8” open-end wrench*
(1) Large adjustable wrench
(Models 643B & 645A only)
(1) Scissors (to trim plastic ties)
(1) Ruler (for belt tension check)
(1) Block of wood (to support tiller when removing
wheels)
(1) Tire pressure gauge (for models with pneumatic
tires)
(1) Clean oil funnel
(1) Motor oil. Refer to the Engine Owner’s Manual for
oil specifications and quantity required.
* Adjustable wrenches may be used.
ASSEMBLY STEPS
STEP 1: UNPACKING INSTRUCTIONS
NOTE: While unpacking, do not severely bend any
control cables.
1. The tiller weighs approximately 133 lbs. Do not
attempt to remove it from the shipping platform until
instructed to do so in these Assembly steps.
2. Remove any packaging material from the carton.
Remove any staples from the bottom of the carton and
remove the carton from the shipping platform.
3. Remove all unassembled parts and the separate
hardware bag from the carton. Check that you have
the items listed in the Loose Parts List (contact
your local dealer or the factory items are missing or
damaged).
NOTE: Use the screw length template (Fig. 2-1) to
identify screws.
Loose Parts List
Qty. Description
1
Handlebar Support (see A, Fig. 2-2)
1 Handlebar Assembly (see K, Fig. 2-2)
Hardware bag contents:
4 Hex hd. screw, 5/16-18 x 1-1/2”
2 Hex hd. screw, 3/8-16 x 3/4”
2 Flat Washer, 3/8”
4 Split lock washer, 5/16”
4 Hex nut, 5/16”-18
2 Hex locknut, 3/8”-16
*Models 643B & 645A only
IMPORTANT: Motor oil must be added to the engine
crankcase before the engine is started. Follow the
instructions in this Section and in the separate Engine
Owner’s Manual.
STEP 2: ATTACH HANDLEBAR
1. Loosely attach the legs of the handlebar support
(A, Fig. 2-2) to the inner sides of the tiller frame
using two 3/8”-16 x 3/4” hex hd. screws (B), 3/8” flat
washers, and 3/8”-16 hex locknuts.
2. Using two 5/16”-18 x 1-1/2” screws (C), 5/16” split
lock washers (D) and 5/16”-18 hex nuts (G), loosely
attach the handlebar support (A) using the upper
holes. Tighten the two screws securely.