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Yard-Man 31AE993J401 manual

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Table of contents for the manual

  • Page 1

    45” Snow Thrower Model 31AE993J4 01 OPERA T OR’S MANU AL PRINTED IN U.S .A. FORM NO . 770-105 41.fm (6/2001) IMPORT ANT : READ SAFETY RULES AND INSTR UCTIONS CAREFULL Y MTD PRO DUCTS INC. P .O . BO X 368022 CLEVELAND , OHIO 44136-9722 Warning: This unit is equipped with an internal combustion engine and should not be used on or near any unim pr[...]

  • Page 2

    2 TABLE OF CONTENTS Content Page Important Safe O peratio n Practi ces ................. ............. ............. ............. ........... 3 Assemb ling Your Sno w Thrower ............... ............. ............ ............. .................. 5 Knowing Your S now Thro wer .................... ............. ............ ............. ......[...]

  • Page 3

    3 SECTION 1: IMPORTANT SAFE OPERATION PRACTICES This symb ol point s out imp ortant safe ty instru ction s which, if no t followed, co uld end anger the pers onal safety and/ or proper ty of yo urself and others. Rea d and foll ow all instruc tions in th is manu al before attempting to operate this machi ne. Failu re to compl y with these instructi[...]

  • Page 4

    4 5. Never run an eng ine indoors or in a poorly ventil ated area. Engine ex haust contains carbon mon oxide, an odorless and dea dly gas . 6. Do not operate m achine wh ile under the influ ence of alcohol or dru gs. 7. Muffler a nd engine become hot and can cause a burn . Do not touc h. 8. Exercise extreme ca ution w hen operat ing on or crossin g[...]

  • Page 5

    5 SECTION 2: ASSEMBLING YOUR SNOW THROWER NOTE: Any reference in this m anual to th e left or right side of the s now thr ower is obse rved fro m the operator ’s position . Unpacking • Remove s taples from the top, sides, an d ends of the shi pping c rate. • Set panel s aside to avoid tire punctur es or perso nal injury . • Remove an d disc[...]

  • Page 6

    6 • Tigh ten the two wi ng nuts al ready in plac e on the upper hol es and se cure the handles firmly .Slide the shift rod connector down over th e end of the lo wer shift rod. T ap the conn ector u ntil it locks over the lower shift r od. See Figur e 2. NOTE: If the conn ector is no t prop erly ass embled , the shift rod will pivot and you wi ll[...]

  • Page 7

    7 • Rech eck adjus tment; read just as necessar y and tighten t he jam nut. Figure 7 Skid Shoes The spac e between the shav e plate and the gro und can be adjuste d by repos itioning th e skid sho es. For c lose snow remo val, as when using on a smooth conc rete or asphalt dr iveway , place the sk id shoes in the low position . Use the mi ddle or[...]

  • Page 8

    8 IMPORT ANT : Always r elease tra ction the c ontrol befo re chang ing spe eds. Forward Your s now throw er ha s si x forwa rd (F ) speed s. Pos ition number one (1) is the slo west and po sition num ber six (6) is the fastes t. Reverse Your sn ow thrower has tw o reverse (R) s peeds. R1 is the slower, whi le R2 is the faster of the two . Chute Cr[...]

  • Page 9

    9 SECTION 4: OPERATING YOUR SNOW THROWER Before Starting WARNING: Read, understand, and follow all instructions and warnings on the machine and in this manual befo re operating . Gas And Oil Fill-up Service the engine with ga soline and oil as instruc ted in the separate engine manua l packed wi th your snow thrower. Read i nstruct ions car efully.[...]

  • Page 10

    10 T o Stop Engine • Run engine for a few min utes before sto pping to help dry off any moisture on the engine. • To help prevent poss ible freeze- up of starte r, proceed as fol lows. Electric Starter: • Conne ct power cord to sw itch b ox o n eng ine, then to 120 volt AC recept acle. Wit h the engin e running, push starter button an d spin [...]

  • Page 11

    11 • Loosen th e jam nut on th e traction drive ca ble and thread the c able in or ou t as nece ssary. R efer to Figure 7. • Retighten the jam nut to secure the cab le when corre ct adjustm ent is reached . • Reasse mble the frame cove r. NOTE: If yo u placed pl astic film under the gas c ap, be certain to remove it before op erating the snow[...]

  • Page 12

    12 warranty, op erator mus t maintain the snow throw er as instruc ted in this ma nual. • Some adj ustmen ts will hav e to be made periodi cally to m aintai n your unit pro perly. • All adj ustmen ts in the s ervic e and adju stment s sec tions of this ma nual sho uld be chec ked at le ast once each seaso n. • Follo w the maintena nce sc hedu[...]

  • Page 13

    13 • Careful ly spin the auge r around by han d to disper se th e lub ricant. • Reinsta ll the shear bolts. Check Friction Wheel Rubber Follow th e instruc tions bel ow to chec k the condi tion of the fri ction wh eel rub ber ever y 25 hours o f ope ration. • Remove the six self -tapping s crews from the frame cove r underneath th e snow thr [...]

  • Page 14

    14 • Remove the six carr iage bolts (thre e per side), bellevi lle washe rs and hex nu ts whic h attach slide sh o es to the snow thrower on two sides. See Figure 8. • Reasse mble new slide s hoes with the hardware removed earlier (cupped s ide of belle ville was her again st the slide shoes ). Make cer tain the sl ide shoes ar e adjusted to be[...]

  • Page 15

    15 Fig ure 18 NOTE: The br ak e pu ck m u st a lw a ys b e f ir ml y se at e d i n the pulle y gro ove when t he auge r co ntrol is in the disengag ed posi tion. Drive Belt • Unhoo k the extens ion spri ng from the bel t cove r plate. See Fig ure 19. • Remove dr ive belt from the engin e pulley and bottom dri ve pulley . • Replace belt and re[...]

  • Page 16

    16 the right side of the hex s haft will fall and the sprock et s hould remain hang ing lose in t he chai n. • Lift the frict ion whee l assembl y out between th e axle shaf t and the driv e shaft ass embli es. • Remove the six screws from both sides of the frictio n wheel ass embly a nd remove friction wheel rubber fr om b etween the frict ion[...]

  • Page 17

    17 SECTION 8: TROUBLESHOOTING NOTE: Fo r repa irs be yond th e minor adjus tments l isted above, contac t the loca l dealer . Proble m Caus e Rem edy Engine fai ls to sta rt. 1. Fuel tan k empty , or stale fuel. 2. Blocked fuel lin e. 3. Choke not in ON positio n 4. Faulty sp ark plug. 5. Safety k ey not in i gnition s witch on e ngine. 6. Spark pl[...]

  • Page 18

    18 24 29 29 30 20 39 1 3 2 4 5 5 5 7 6 8 25 25 40 42 8 18 31 8 25 43 29 27 13 17 13 9 14 25 26 34 34 26 32 14 14 21 21 16 10 23 12 13 35 11 37 25 13 22 19 13 33 25 14 41 28 15 36 38 44 45 46 47 48 13 14 25 49 52 50 51 53 54 55 56 57 58 Model 31AE993J401 NOTE: For painted parts , plea se refer to the list of color codes below. Ple ase add the applic[...]

  • Page 19

    19 Model 31AE993J401 Ref. No. P ar t No. P art Des cription 1. 05244A Bearin g Housing 2. 618-0281A Bracket Assembly: A uger Break 3. 684-0090A Impelle r Assemb ly: 16 ” 4. 710-0371 Hex L ock Bolt 5/1 6-18 x .87 5 ” 5. 710-0451 Carriag e Bolt 5/16 -18 x .75 0 ” 6. 710-0459A Hex Screw , Special 3 /8-24 x 1 .5 ” 7. 710-0528 Hex Screw 5/16-18 [...]

  • Page 20

    20 Model 31AE993J401 18 12 76 17 8 16 9 11 45 49 66 4 35 35 36 45 45 45 10 18 18 24 73 55 32 42 5 54 39 23 34 6 67 14 51 27 75 71 64 58 22 21 55 29 13 46 60 55 56 52 37 22 56 2 46 46 33 13 29 46 40 57 38 20 20 7 68 59 43 31 70 44 28 18 18 19 47 30 43 31 31 61 48 15 55 62 27 50 26 51 66 42 3 63 60 33 55 47 30 65 1 16 56 47 19 31 15 48 61 26 50 62 55[...]

  • Page 21

    21 Model 31AE993J401 Ref. No. P art No. P art Descr iptio n 1. 05523 Suppor t Bracket: Piv ot 2. 618-027 8 Bush Assem bly 3. 61 8- 0279 Do gg Ass embl y LH 4. 61 8- 0280 Do gg Ass embl y RH 5. 618-028 2C Shift Ass embly 6. 618-029 6A Wheel Bea ring As sembly 7. 684-011 5 Suppor t Bracket Ass embly 8. 684-011 6 Shift Ar m Assem bly 9. 684-011 7 Shif[...]

  • Page 22

    22 Model 31AE993J401 1 1 2 3 4 5 4 5 19 19 19 19 6 6 7 7 8 9 9 10 21 13 29 11 22 24 31 17 27 23 15 26 21 15 14 25 16 18 22 11 20 15 12 28 30 15 23 13 21 33 32 32 A A A A 33 34 34 35 35 36 37 38 39 40 41 42 43 44 NOTE : For pai nted parts , please refer to the li st of color co des below . Please add the ap plicable color code , wherever needed, to [...]

  • Page 23

    23 Model 31AE993J401 Ref. No. P a r t No. P ar t Description 1. 646- 0012 Cable Ass embly: Auger/Driv e 2. 684- 0053B Chute Cr ank Assem bly 3. 705- 5266 Chu te Crank Brac ket 4. 710- 0216 Hex Sc rew 3/8-16 x .75” 5. 710- 0347 Hex Sc rew3/8-16 x 1.75” 6. 710- 0458 Carri age Bolt 5 /16-18 x 1.75” 7. 710- 0572 Carri age Bolt 5 /16-18 x 2.5” 8[...]

  • Page 24

    24 Model 31AE993J401 Ref. No. P art No. Descripti on 1. 07386 W asher 2. 684-0123A Belt Co v er Brac ket Assemb ly 3. 710-0191 Hex Scre w 3/8-2 4 x 1.25 ” 4. 710-0237 He x Scre w 5/16 -24 x .625 ” 5. 710-0502A TT Sems Scre w 6. 710-0607 TT Scre w 5/16-18 x 0.5 ” 7. 710-1245 Hex Loc k Scre w 5/16-24 x .875 ” 8. 712-01 16 Jam Nut 9. 714-01 18[...]

  • Page 25

    25 Model 31AE993J401 Ref. No. P art No. Descrip tion 1. 710-0276 Carriage Screw 2. 710-0458 Carriage Bolt 5/ 16-18 x 1.75 ” 3. 710-0805 Hex Bolt 5/16 -18 x 1.5 ” 4. 710-0896 Hex AB Screw 1/4-14 x .625 ” 5. 710-3015 Hex Sc rew 1/4-20 x .75 ” 6. 712-0 429 Hex Lock Nu t 7. 712-3027 Hex Flange Loc k Nut 8. 731-0846 C Upper Chute 9. 731-0851 A C[...]

  • Page 26

    26 Notes[...]

  • Page 27

    27[...]

  • Page 28

    28 MANUF A C TURER ’ S LIMITED W ARRANTY FOR: The l imit ed warr ant y set for th below is given by MTD PRODUCTS INC ( “ MTD ” ) with respe ct to ne w mercha ndise purchase d and used in the Uni ted Stat es, i ts pos sessio ns and ter ritories. MTD war rants this prod uct agains t def ects in mate rial and workman ship f or a period of two (2[...]