Manuale d’uso / di manutenzione del prodotto 721 del fabbricante Bolens
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Single Stage Snow Thrower Models 521 & 721 PRINTED IN U .S.A. Oper ator’ s Man ual FORM NO . 769-00309A.fm (7/2003) IMPOR T ANT : Read saf ety rules and instr uctions carefully bef ore operating equipment.
2 TABLE OF CONTENTS Content Page Important Safe Op eration Practic es .............. ............. ................ ............. ................ .......... 3 Assembling Your Snow Thrower ................ ............. ................ ............. .
3 SECTION 1: IMPORTANT SAFE OPERATION PRACTICES DANGER: This machine was built to be operated according to the rules for safe operation in this manual. As with any type of power equipment, carelessness or error on the part of the operator can result in serious injury.
4 4. Never operate with a missing or damaged discharge chute. Keep all safety de vices in place and workin g. 5. Never run an engine indoors or in a poorly ventilated area. Engine exhaust contains carbon monoxide, an odorless and deadly gas. 6. Do not ope rate machine while u nder the infl uence of alcohol or drugs.
5 SECTION 2: ASSEMBLING YOUR SNOW THROWER Unpacking From Carton • Cut along corners of the carto n and lay it down flat. Remove packing material. • Remove any loose parts included with unit (i.e., operator’s manu al, etc.). • Roll unit out of carton.
6 SECTION 3: KNOW YOUR SNOW THROWER Figure 3 Auger Control Handle Located on the upper handle, the auger control hand le is used to engage and diseng age the auger. The snow thrower is designed to propel by the rotation of the auger. Pull th e auger control handle back against the upper handle to engage the auger; release to disengage .
7 SECTION 4: OPERATING YOUR SNOW THROWER Before Starting • The spark plug wire was disconnected for safety . Attach spark plu g wire to spark plug before starting. Gas and Oil Fill-Up • Check oil and gasoline level and ad d if necessary. Follow related instructions in the separate en gine manual packed with your snow thr ower.
8 T o Stop Engine • To stop e ngine, turn ignit ion key counter-clockwise. Disconnect the spark plug wire fr om the spark plug to prevent accidental st arting while equipment is unattended .
9 • To adjust, tip th e snow thro wer back so that it rests on the handle. Loosen the four lock nuts and bolts which secure the shave plate to the housin g. See Figure 7. Move the shave plate to desired position and retighten th e nuts and bolts securely.
10 • Install new shave plate, making sure the heads of the carriage bolts are on the inside of the housing. • Adjust the shave plate accor ding to instructions on page 8. Tighte n securely. Engine • Refer to t he separate engine m anual for all engin e maintenance proce dures.
11 SECTION 8: TROUBLESHOOTING GUIDE NOTE: For repairs beyond the mino r adjustments listed above, contact your ne arest authorized service representative or call 1-866-840-6 483 for the Customer Supp ort Center. Refer to th e engine manual for more engine rela ted inform ation.
12 10 SECTION 9: PARTS LIST FOR MODELS 521 & 721 41 39 44 35 35 44 35 44 33 43 42 18 3 14 21 8 20 10 28 22 4 1 13 11 21 2 16 7 29 12 17 25 22 28 19 15 30 6 9 9 13 31 23 27 CABLE T O BE ABO VE WHEE.
13 Models 521 & 721 NOTE: For painted parts , please refer to the list of color codes below. Please add th e applicable color code, wherever needed, to the part number to order a replacement part. For instance, if a part numbered 700 - xxxx is painted powder black, the part number to order would be 700-xxxx-0637.
14 Models 521 and 721 REF . NO . PA R T NO . DESCRIPTION 1 710-04071 Carriage Screw , 5/16-18 x 1.0 2 710-0451 Carriage Bo lt, 5/16-18 x.075 GR 1 3 712-3068 He x Patch I-Nut 5/16-18‘ 4 720-0284 Hand.
15 Models 521 and 721 REF . NO . PA R T NO . DESCRIPTION 1 629-0071 Extension Cord 2 710-0157 He x Screw , 5/16-24 x .75 3 710-0409 He x Screw , 5/16-24 x 1.75 4 710-0654A Self T apping Screw , 3/8-16 x 1.00 5 710-0751 He x Screw , 1/4-20 x .62 6 710-1003 Screw , #10-16 x .
MANUF A CTURER’S LIMITED W ARRANTY FOR: The limited warranty set forth be low is given by Troy-Bilt LLC with respect to new merchandise purch ased and used in the United States, its possessions an d territories.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Bolens 721 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Bolens 721 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Bolens 721 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Bolens 721 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Bolens 721, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Bolens 721.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Bolens 721. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Bolens 721 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
