English dropdown-ico

Troy-Bilt 643B Super Bronco manual

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32

Go to page of

Similar user manuals

A good user manual

The rules should oblige the seller to give the purchaser an operating instrucion of Troy-Bilt 643B Super Bronco, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.

What is an instruction?

The term originates from the Latin word „instructio”, which means organizing. Therefore, in an instruction of Troy-Bilt 643B Super Bronco one could find a process description. An instruction's purpose is to teach, to ease the start-up and an item's use or performance of certain activities. An instruction is a compilation of information about an item/a service, it is a clue.

Unfortunately, only a few customers devote their time to read an instruction of Troy-Bilt 643B Super Bronco. A good user manual introduces us to a number of additional functionalities of the purchased item, and also helps us to avoid the formation of most of the defects.

What should a perfect user manual contain?

First and foremost, an user manual of Troy-Bilt 643B Super Bronco should contain:
- informations concerning technical data of Troy-Bilt 643B Super Bronco
- name of the manufacturer and a year of construction of the Troy-Bilt 643B Super Bronco item
- rules of operation, control and maintenance of the Troy-Bilt 643B Super Bronco item
- safety signs and mark certificates which confirm compatibility with appropriate standards

Why don't we read the manuals?

Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Troy-Bilt 643B Super Bronco alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of Troy-Bilt 643B Super Bronco, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Troy-Bilt service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of Troy-Bilt 643B Super Bronco.

Why one should read the manuals?

It is mostly in the manuals where we will find the details concerning construction and possibility of the Troy-Bilt 643B Super Bronco item, and its use of respective accessory, as well as information concerning all the functions and facilities.

After a successful purchase of an item one should find a moment and get to know with every part of an instruction. Currently the manuals are carefully prearranged and translated, so they could be fully understood by its users. The manuals will serve as an informational aid.

Table of contents for the manual

  • Page 1

    Rear -tine Tiller Models 643C , 643D T uffy ® / Bronco CR T 643B , 645A Super Bronco TM Model 645A Shown Oper ator’ s Man ual PRINTED IN U.S. A. 769-02357A.fm 11/15/06 FORM NO. IMPOR T ANT : Read saf ety rules and instructions carefully before operating equipment. Warning: This unit is equipped with an internal co mbustion engine and should not [...]

  • Page 2

    2 TABLE OF CONTENTS FINDING MODEL NUMBER This Operator’s Manual is an im portant part of your new tille r. It will help you assemble, pre pare and maintain the unit for best performance. Please read and understand what it says. Before you start as sembling your new equipment , please locate the mod el plate on the equipment and copy the informa t[...]

  • Page 3

    3 Training 1. Carefully read this Own- er’ s Manual, the separate Engine Owner’ s Manual, and any other literature you may receive. Be thoroughly familiar with the controls and the proper use of the tiller and its en- gine. Know how to stop the unit and disen- gage the controls quickly . 2. Never allow children to operate the tiller . Never all[...]

  • Page 4

    4 5 . If the unit should start to vibrate abnor- mally , stop the engine, disconnect the spark plug wire and prevent it from touch- ing the spark plug, and check immediately for the cause. Vibration is generally a warning of trouble. 6 . Stop the engine, disconnect the spark plug wire and prevent it from to uching the spark plug, whenever you leave[...]

  • Page 5

    5 Decals For your safety and the safety of others, vari- ous safety and operational decals are located on your unit (see Figure 1-2). Keep the decals clean and legible at all times. Contact your local service dealer or the factory for replacements if any decals are damaged or missing. Refer to the Parts List pages in this Manual for decal locations[...]

  • Page 6

    6 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 it[...]

  • Page 7

    7 3. Slide the wheel fully inward on the wheel shaft (N, Fig. 2-3). Reinstall the wheel drive pin (M) through the wheel shaft only (not through the wheel hub). Secure the wheel drive pin with the hairpin cotter (L), pushing the hairpin cotter in as far as it will go. The wheel should now spin freely (freewheel) on the wh eel shaft. Repeat with the [...]

  • Page 8

    8 4. Check for correct tens ion on the for ward drive belt by taking two measurements of the cable spring, as follows: a. With the Forward Clutch Bail (Y , Fig. 2- 6) in an open (released) position, measure the length of the cable spring (W) from the outermost coil to the outermost coil. b. Squeeze the Forward Clutch Bail against the handlebar (see[...]

  • Page 9

    9 STEP 6: CHECK TRANSMISSION OIL LEVEL The transmission was filled with gear oil at the factory . However , you should check the gear oil level at this time to make certain it is correct. IMPORT ANT : Do not operate the tiller if the gear oil level is low . Doing so will result in severe damage to the transmission com- ponents. 1. With the tiller o[...]

  • Page 10

    10 WARNING: Before operating your machine, carefully read and understand all safety, controls and operating instructions 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 This Section describes the location and function of [...]

  • Page 11

    11 WARNING: Before starting engine, be sure that both wheels are in WHEEL DRIVE position. See Wheels Drive Pins for instructions. Engaging the Forward Clutch Bail or Reverse Clutch Control (if equipped) when the wheels are not in WHEEL DRIVE could allow the tines to rapidly propel the tiller forward or backward. Failure to comply could cause loss o[...]

  • Page 12

    12 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 injur y . INTRODUCTION Read this Oper[...]

  • Page 13

    13 Stopping the Engine an d Tiller 1. T o stop the wheels and tines, release the Forward Clutch Bail (all models) or the Re- verse Clutch Control (Models 643B & 645A) — whichever control is in use. 2. T o stop the engine, put the ignition switch and/or the throttle control lever in the “OFF” or “STOP” position. OPER ATING THE TILLER T[...]

  • Page 14

    14 Preparing Seedbeds Tilling wet soil often results in large, hard clumps of soil that can inter fere with plant- ing. If time permits, wait a day or two after heavy rains to allow the s oil to dry before tilling. T e st soil by squeezing it into a ball. If it compresses too easily , it i s too wet to till. Avoid Tilling Soggy, Wet Soil Whenever p[...]

  • Page 15

    15 Tilling On Slopes Read the following recomm endations before tilling on slopes: If you must garden on a moderate slope, please follow two ver y important guidelines: 1. Till only on moderate slopes, never on steep ground where footing is difficult (review safe - ty rules in Section 1 : Safety of this manual). 2. We recommend tilling up and down [...]

  • Page 16

    16 Terrace Gardening (conti nued) • T o create a te rrace, start at the top of the slope an d work down. Go back and forth across the first row as shown in Fig. 4-10. • Each succeeding lower terrace is started by walk ing below the terrace you’re preparing. For added stability of the tiller , always keep the uphill whe el in the soft, newly t[...]

  • Page 17

    17 WARNING: Before inspecting, cleaning or servicing the machine, shut off engine, wait for all moving parts to come to a complete stop, disconnect spark plug wire and move wire away from spark plug. Remove ignition key on electric start models. Failure to follow these instructions can result in serious personal injury or property damage. NOTES 1 -[...]

  • Page 18

    18 4. The gear oil level is correct if the gear oil is approximately halfway up the side of the main drive shaft. 5. If the gear oil level is low , add gear oil as described next. If the gear oil level is okay , securely replace the oil fill plug. IMPORT ANT : Do not operate the tiller if the gear oil level is low . Doing so will result in severe d[...]

  • Page 19

    19 CHECKING AND ADJUSTING FORW ARD DRIVE BELT TENSION It is important to maintain correct tension on the forward drive belt . A l oose bel t wil l cause the tines and wheels to sl ow do wn — or stop completely — even though the en- gine is running at full speed. A too tight belt can result in u nintentional tine move- ment when the clutch bail [...]

  • Page 20

    20 FORW ARD CLUTCH BAIL ADJUSTMENT If the Forward Clutch Bail does not func- tion properly , first check that the forw ard drive belt is adjusted properly (see Check- ing and Adjusting Forward Drive Belt T en- sion ). If this fails to correct the problem, contact T roy-Bilt LLC or your aut horized dealer for service advice. CHECKING AND ADJUSTING R[...]

  • Page 21

    21 3. Clean around the oil dipstick or oil fill tube (whichever applies) to prevent dirt from falling into the crankcase. 4. On engines with an oil fill tube, remove the fill cap and add oil (if required) until it reaches the top of the fill tube. Reinstall the fill cap. 5. On engines with a dipstick, remove it and wipe it clean. Reinsert the dipst[...]

  • Page 22

    22 TROUBLESHOOTING PROBLEM POSSIBLE CAUSE CORRECTION Engine does not start 1. Spark plug wire disconnected. 1. Reconnect wire. 2. Engine Throttle Control L e ver incorrectly set. 2. Put lever in ST ART position. 3. Fuel tank em pty . 3. Add fuel. 4. Choke control (if so equipped) in inco rrect position. 4 . See Engine Owner’ s Manual. 5. Stale ga[...]

  • Page 23

    23 NOTES[...]

  • Page 24

    24 ! !                                                        [...]

  • Page 25

    25 MODELS 643B, 643C, 643D & 645A REF NO. P ART NO. DESCRIPTION 1 686-04076 Tine Hood Assembly (A) 686-04077 Tine Hood Assembly (B) (C) 2 710-0395 Hex Screw, 5/16-18 x 2.25 3 710-0597 Hex Hd. Screw, 1/4-20 x 1 4 710-0599 Screw, Self -Tapping,1/4-20 x 1/2 5 710-0874 Hex Hd. Screw, 5/16-18 x 1-1/4 6 710-3008 Hex Hd. Screw, 5/16-18 x .75 7 712-040[...]

  • Page 26

    26 MODELS 643B, 643C, 643D & 645A * Use as required to obt ain between .005” and .015” allowable end-play . REF NO. P ART NO. DESCRIPTION 1 GW-9517 Snap Ring 2 GW-1714 Bearing, Tapered Roller (with race) 3 GW-50043 Support Washer, Rear 4 711-04110 Drive Shaft 5 GW-1224-1* Shim, Rear Bear ing Cap, .010" thick GW-1224-2* Shim, same as ab[...]

  • Page 27

    27 MODELS 643B, 643C, 643D & 645A * Use as required to obt ain between .005” and . 030” allowable end-play . REF NO. P ART NO. DESCRIPTION 2 1909950 Retainer, Snap Ring 3 GW-1166-1* Shim, 0.062" thick GW-1166-2* Shim, 0.030" thick GW-1166-3* Shim, 0.015" thick GW-1166-4* Shim, 0.010" thick GW-1166-5* Shim, 0.005" th[...]

  • Page 28

    28 MODELS 643B, 643C, 643D & 645A 22 37 17 15 27 20 47 23 29 8 37 17 32 27 15 20 6 26 1 10 1 4 16 18 43 11 15 9 37 24 38 3 44 19 27 14 13 40 45 12 46 34 21 48 44 23 5 23 39 48 26 36 32 6 3 44 33 28 35 31 2 26 33 28 35 22 31 30 7 2 42 36 42 18 43 11 41 38 30 A A MODEL 643C MODEL 643B & 643D 48 50 49[...]

  • Page 29

    29 MODELS 643B, 643C, 643D & 645A REF NO. P ART NO. DESCRIPTION 1 736-0159 Flat Washer, 5/16 2 756-04198 Pulley, Engine Drive 3 656-04023 Transmission Pulley (A) 656-04005 Transmission Pulley (B) (C) 4 756-04169 Pulley, Reverse Idler (B) (C) 5 786-04095 Guard, Belts/Pulleys 6 754-04090 Forward Drive Belt 7 754-04091 Reverse Drive Belt (B) (C) 8[...]

  • Page 30

    30 NOTES[...]

  • Page 31

    31 NOTES[...]

  • Page 32

    TROY -BIL T TILLER LIFETIME LIMITED W A RRANTY WHAT PRODUCT All Troy-Bilt brand ed rear tine walk-behind tillers with gear drive transmissions. IS COVERED This warranty begins on the date of p urchase and is warranted by Troy-Bilt LLC fo r the life of the tiller, to the origin al purchaser only. WHAT IS COVERED Troy-Bilt LLC will, at its option, re[...]