Manuale d’uso / di manutenzione del prodotto Snow Boss 550 del fabbricante MTD
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IMPOR T ANT : Re ad saf ety rules and inst ructions carefu lly bef ore ope rati ng equipm ent. WHITE OUTDOOR PR ODUCTS COMP ANY . P .O . BO X 361 131 CLEVELAND , OH IO 44136-972 2 Sno w Boss 550 (H623D) Sno w Boss 750 (H633E) PRINTED IN U .
2 TABLE OF CONTENTS Cont ent Page Important Safe Ope ration Prac tices ................. ............. ............. ............. ........... 3 Loose Parts .. ............. ............. ............. .................... ............ ............. .
3 SECTION 1: IMPORTANT SAFE OPERATION PRACTICES This Warni ng symbol points out importa nt safety ins tructi ons which, i f not followed , could endan ger the perso nal safety a nd/or prop erty of you rself and o thers. Read a nd follo w all ins tructio ns in this m anual before at temptin g to operate y our snow thr ower.
4 • When cleaning, repairing, or inspecti ng, make certain the auger, impell er and all moving parts have stopped. Disconnect spark plug wire and keep away from plug to prevent accidental starting. • Do not run engine indoors, except when starting engine and transporting snow th r ower in or out of building.
5 SECTION 2: LOOSE PARTS The snow thro wer is shippe d with foll owing loos e parts in the ca rton. Plea se remov e all loose p arts from t he carton before dis carding it. S ee Figure 1 to i dentify the pa rts not ing that these p arts may b e referred to ag ain in the following s ections of thi s manua l.
6 NOTE: If the conn ector i s not prop erly ass embled , the shift rod wi ll pivot a nd you wi ll not be ab le to cha nge speed s or chang e direc tions. • If not al ready att ached, sl ip the ca bles that r un from the handle pa nel to the chute i nto the ca ble guide loca ted on top of the e ngine.
7 Traction Control and Shift Lever Adjustment To check the adjus tment of the tracti on control and sh ift leve r, procee d as foll ows: • Move the s hift lev er into si xth (6) po sitio n.
8 Chute Dir ectional Control The chute dir ectional co ntrol is l ocated on lef t side of the snow thrower. To chang e the direct ion in whi ch snow is thrown, turn chute di rectio nal cont rol as fol lows: • Cran k clockwis e to dis charge to th e left.
9 • Move thr ottle control u p to FAST pos ition. Inse rt ignit ion key int o slot. See F igure 8. Be c ertain it snaps int o place . Do not turn th e key. • Rotate c hoke knob t o FULL c hoke posi tion (col d engin e start). If eng ine is wa rm, pla ce choke i n OFF positio n instead of FULL .
10 • Sl ightl y overlap e ach previo us cle ared pat h. • Follo w the precauti ons found unde r the heading To Stop En gine to prev ent possi ble fre eze-up. • Clean t he snow throw er thor oughly aft er each u se. SECTION 6: MAKING ADJUSTMENTS WARNING: N EVER attempt to clean chute or make any adjus tments while engine is running.
11 Shift Ro d Adju stment To adjust the s hift rod, pr oceed as follo ws. • Remov e the hai rpin clip and s lide th e conne ctor up to separa te the upper sh ift rod from the lower shift rod. See F igure 11. Fig ure 1 1 • Pla ce shif t lever in six th (6) pos ition .
12 Wheels • Oil or spr ay lubr icant into pl astic whe el bearin gs inside the w heel hub s at least onc e a season. Remove whee ls, clean a nd coat axle s with a mu lti- pur pos e auto mot ive gr ease . See Fi gure 13. Fig ure 1 3 Auger S haft • At least o nce a sea son, r emove th e shear bolts o n the auger s haft.
13 • Reass emble new skid shoes with th e six car riage bolts, bel l washe rs (cupped s ide goes ag ainst s kid shoe s) and hex nut s. Ma ke cer tain the sk id sh oes are adjusted to b e leve l. To remove shave pl ate, remov e the carriage bol ts, bellevi lle was hers and he x nuts wh ich attach i t to the snow throwe r hous ing.
14 • Back ou t the stop bolt un til the suppo rt bracket rests on th e auger p ulley. Se e Figure 2 0. • Slip bel t between fri ction wheel a nd friction w heel disc. Se e Figure 20. Rem ove and repl ace belt. • Reasse mble follow ing the in structions in reverse order.
15 SECTION 9: TROUBLESHOOTING Problem Cause Remedy Engine f ails to start 1. Fuel tank emp ty, or stale f uel. 2. Blocke d fuel li ne. 3. C hok e not i n ON posi tion 4. Faulty spark plug. 5. Safety ke y not in ign ition switch on e ngine. 6. Spark pl ug wire disconnec ted.
16 SECTION 10: PARTS LIST Models 550 & 750.
17 Ref. No. P ar t No. P art De scription 1. 618-0123 RH Housin g 2. 618-0418 LH Housing w/ Fitting 3. 710-0642 Self T apping Scre w , 1/4-20 x .75 4. 711-1020 711-0908 Spir al Axle, 22 ” (550) Spira l Axle , 24” (750) 5. 714-0161 Hi-Pro K ey , 3/16 x 5 /8 6.
18 Models 550 & 750 1 1 2 3 4 4 5 5 6 4 7 7 8 9 10 10 11 11 12 1 5 13 14 15 16 17 18 1 19 20 21 22 23 24 25 25 26 28 29 26 1 1 30 31 32 33 34 8 35 Drive Clutch Cable Au ger Clu tch Cable Auger Clu.
19 Models 550 & 750 Ref. No. P ar t No. P ar t Description 1. 710-1652 Hex Screw 2. 784-5688 Drive Cabl e Guide Bracket 3. 784-5687 Auger Clutch Cabl e Bracket 4. 756- 062 5 Roller C able 5. 738-0924 Hex Screw 1/4- 28 6. 684- 003 0 Frame A ssem bly 7.
20 Models 550 & 750 1 2 3 4 5 6 7 8 9 10 11 12 14 15 13 16 10 9 18 19 20 21 22 23 13 25 23 22 26 18 27 28 13 30 30 31 32 31 32 33 16 18 35 34 36 37 38 39 41 40 42 17 40 39 29 24 43 31 18 31 43.
21 Models 550 & 750 Ref. No. P ar t No. P ar t Description 1. 712-0116 Lock Jam Nut 3/8 -24 2. 756-0178 Flat Idler 3. 784-5632 A Auger Idler Arm 4. 710-0459 A Hex Cap Screw 3 /8-24 x 1.50 5. 738-0281 Shoulder Scre w 6. 736-0174 Wave Wash er 7. 732-0611 Extension S pring 8.
22 Models 550 & 750 1 2 3 4 5 6 7 4 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28.
23 Models 550 & 750 Ref. No. P a r t N o. P a r t Description 1. 71 0 -1652 He x Wash e r Scre w 1 /4- 2 0 x .625 2. 73 1 -13 2 4 Bel t Co v er 3. 73 2 -03 3 9 Ext e nsio n Spr i ng 4. 71 0 -06 2 7 He x Scr e w 5 / 16- 2 4 x .
24 Models 550 & 750 9 23 29 24 1 26 28 18 7 12 20 6 21 15 A A 5 4 18 11 27 12 20 44 35 32 48 45 35 32 33 44 45 46 49 32 72 36 38 51 32 11 41 42 43 43 42 41 11 69 47 31 40 34 37 B B 54 62 55 66 59 .
25 Model 550 & 750 Ref. No. P art No. Part Description 1. 684-0008A Shift Arm Assemb ly 2. 684-0022 Chute Crank As s’y 3. 715-0138 Rolled Pin 4. 710-0262 Carriage Bolt, 5/16 -18 x 1.5 5. 710-0449 Carriage Bolt, 5/16 -18 x 2.25 6. 710-0788 Self Tappi ng Scr ew, 1/4-2 0 x 1 7.
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MANUF A CTUR ER’S LIMITED W ARRAN TY FOR: The l imit ed war ranty se t for t h bel ow is given by Wh ite O ut- door Produ cts Co . with respec t to new merch andis e pur- chas ed and use d in the Uni ted Stat es, its po sses sions an d territories. White Outd oor Produc ts Co .
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 MTD Snow Boss 550 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 MTD Snow Boss 550 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso MTD Snow Boss 550 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul MTD Snow Boss 550 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il MTD Snow Boss 550, 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 MTD Snow Boss 550.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il MTD Snow Boss 550. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo MTD Snow Boss 550 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.
