MTD 31AE640F352 manual

O PERA T OR’S M AN U AL IMPORT ANT : READ SAFETY RULES AND INSTRUCTIONS CAREFULL Y MTD LLC, P .O . BO X 36113 1 CLEVEL AND, OHIO 44136 - 9722 Warning: T his un it is equ ippe d with an in ter nal co mbust ion eng ine an d shou ld not be used on or near an y un improv ed fore st- cover ed, br ush - c overed or grass- cove red lan d unless the en g[...]

2 TAB LE O F CON TEN TS Content Pag e Imp ortant S afe O p erat ion Pr actice s ... ... .... ..... ..... ..... .... ..... .. ..... ..... ..... .... ..... ..... .. ..... 3 Loose Parts & Hardware Pac k ................. . ........ .. ........ . ........ .. ..... . ........... .. ..... . ......... 5 As sembling Yo ur S n ow Th rower ... ... ..... [...]

3 SECT I O N 1: I M POR TA NT SAF E OPE R ATI ON PRA C TICE S This symbol poin ts ou t important safety instruction s, which if not followed, could enda nger the personal safety and/or property of yourse lf and others. Read and follow all i n structions in this man ual before attempting to operat e this machine. Failure to comp ly with these instru[...]

4 4. Never oper ate with a missi ng or damag ed disch arge chute . Keep al l safety devices i n place and working. 5. Never ru n an engi ne indoo r s or i n a poor ly venti lated area. Engine exhaust contains ca rbon monoxi de, an odorl ess and d eadly ga s. 6. Do not ope rate mach ine while under t he influe nce of alcoh ol or drugs. 7. Muffle r a[...]

5 SECTION 2: ASSEMBLING YOUR SNOW THROWE R Loose P a rts Auger She ar Bo lts (S pares ) NOTE: T he augers are secured t o the spiral s haft with two shear bolts and hex lock nuts . If you hit a hard foreign object or ice jam, the s now thrower is de signed so that the bol ts may shear. Two replacement shear bolts and nuts are prov ided f or your co[...]

6 Figu re 3 Gas and Oil After assem bly, service engine with gasoline, and check oil level as instructed in the engine m anual. NOTE: Refer to Au ge r C on tro l Tes t on page 8 prior to operating yo ur snow thrower. Read and follow all instructions caref ully and perf orm all adjust ments to verify your snow thrower i s operat ing safely and prope[...]

7 Figu re 4 SECTION 4: OPERATING Y OUR SNOW THROW E R Befo re Start i ng WARNING: Read, underst and, and follow all instructions and warnings on th e mac hine and in this man ual before operating. • The sp ark plug wire was d isco nnecte d for s a fety. Attach spark plug wire to spark plug before starting. Gas And O il Fill-up • At the factory,[...]

8 NOTE: Always cover vent hole in primer button when pushing. Addi tional priming ma y be necess ary for first start if temperature is below 15 degrees Fahrenheit. • Grasp starter handle and pull rope out slowly, until it pulls slightly harder. Let rope rewind slowl y. • Pull starter handle rapidly. Do not allow handle to snap back. A llow it t[...]

9 Figu re 6 • In a well-ventilated area, start the snow thrower engine as instructed earl ier in this section under t he heading St a rt ing Engine . Make sure the t hrottl e is se t in the FAST position . • W hile standing in the operat or ’ s position (behi nd the snow thrower) eng age the auger. • Allow the auger to remain engaged for ap[...]

10 SECTION 5: MAKING ADJUSTMENTS WARNING: NE VER attem p t to make any adjustments while the engine is running, except where sp ecified in the opera tor ’ s manual. Auge r Contro l Refer to A uger Control T est on pa ge 8 to adjust t he a uger control. Chute Assembly The distance snow i s thrown can be adjusted by changing the an gle of the chute[...]

11 Figu re 8 • Insert ferrule into t h e upper hole in shift l ever. • Reinstall the hairpin clip and the washer. IMPORT ANT: Check f o r co rrect adjustm ent of t he shift lever as instructed on page 10, before operating the snow thrower. Skid Sh oes The space between the shave plate and t he ground can be adjusted. For close snow rem oval, pl[...]

12 SECTION 6: MAINTAINING YOUR SNOW THROWER WARNING: Before s ervicing, repairing or inspecting, diseng age al l clutch levers and stop engine. Wait unt il all moving parts have come t o a complete st op. Disconne ct spa rk plug wire and ground it agai nst the engine to prevent u nintended st arting. Lubrication Engine • Refer to the engine ma nu[...]

13 SECT I ON 7: SE RVIC E WARNING: Bef o re servicing, repairing , or inspecting, diseng age al l clutch levers and stop engine. Wait unt il all moving parts have come t o a complete st op. Disconne ct spa rk plug wire and ground it agai nst the engine to prevent u nintended st arting. Auge rs The augers are se cured to the spiral shaft with two sh[...]

14 Fi gure 15 Drive B elt • Follow steps 1 throug h 4 of previous instructions. • Pull idler pulley up, and lift belt off engine pulley and friction wheel disc. See Figure 14. • Back out the stop bolt un til the supp ort brac ket rests on the aug er pulley. See Figu re 16. • Slip belt between friction wheel and friction wheel disc. Rem ove [...]

15 SECTION 8: OFF-SEASON STORAGE WARNING: Never store engine with fuel in tank indoors or in enclosed, poorly ventilated areas where fuel fumes may reach an open flame, spark or pilot light as on a furnace, water heater, clothes dryer, or other gas appliance. • If unit is to be stored over 30 days, prepare th e engine for storage foll owing instr[...]

16 1 1 2 2 3 3 4 5 6 7 1 8 9 10 11 13 12 14 3 15 16 17 18 20 18 20 21 22 26 27 28 29 30 31 35 36 44 45 27 26 47 48 49 51 52 53 54 54 55 56 57 58 59 60 17 19 SECTION 10: MODEL 31AE640F352 PARTS LIST 61 26 34 23 57 24 39 32 33 63 25 54 37 38 40 41 43 50 26 42 62[...]

17 Model 31A E640F352 REF . NO . PA R T NO . DESCRIPTION 1 714- 0507 Cott er Pin 2 747-0877 Rod 3 710- 0599 He x Washe r Screw 1/4-2 0 x .5 4 784- 5680 Handl e Support Brac k et — RH 5 784- 5679 Handl e Support Brac k et — LH 6 748- 0362 Cam Loc k Handle 7 748- 0363 Handl e Loc k P awl 8 732- 0145 Comp ression S pring 9 711- 0653 Cle vis Pin 10[...]

18 Model 31AE 640F352 30 30 2 3 4 4 5 5 6 4 7 7 8 9 10 11* 12 1 5 13 14 15 16 17 18 1 19 20 41 22 23 24 25 25 26 28 29 43 1 1 31 32 33 34 8 35 Drive Clutch Cable Auger Clu t ch Cabl e 36 20 37 38 39 40 27 42 21 Auger Clu t ch Cabl e 44 45[...]

19 Model 31AE 640F352 REF . NO . PA R T NO . DESCRI PTION 1 710-1652 Self- tapping Scre w , 1/4-20 x .625 2 784-5688 Driv e Cab le Guide Brac ket 3 784-5687 A A uger Clutch Cable Br ack et 4 756-0625 Cabl e Roller 5 738-0924 Hex Scr ew 1/4- 28 6 784-5630 B F rame Assem bly 7 741-0563 Ball Bearing 8 736-0105 Bell W asher 9 712-0116 Lock Jam Nut 10 7[...]

20 1 2 3 4 5 6 7 8 9 10 11 12 14 15 9 10 9 18 19 20 21 22 23 13 25 23 22 26 27 28 13 30 18 9 33 9 18 35 36 38 39 41 40 42 37 40 39 34 16 13 18 43 44 24 Model 31AE 640F352[...]

21 REF . NO . PA R T NO . DESCRI PTION 1 712 -0116 Loc k Jam Nut 3/8-24 2 756 -0178 Flat Idler 3 784 -5632B A uger Idl er Ar m 4 710 -0459A He x Cap Screw 3/8 -24 x 1.50 5 738 -0281 Sho ulder Scre w 6 736 -0167 Flat W asher , .565 x 1.2 5 x .02 7 732 -0611 Exten sion Sp ring 8 712 -3068 He x Nut 5/16-1 8 9 712 -3010 He x Nut 5/16-1 8 10 736-011 9 L[...]

22 Model 31AE 640F352 NOTE: NOTE: When reb uildin g a gearb ox as sembl y , incl ude 1. 5 oz. of Al vania EP Lead-F ree Greas e (P ar t No . 737-0 168) REF . NO . PA R T NO . DESCRIPTION 1 618-0123 RH Reducer Housi ng 2 618-0124 LH Reducer Housi ng 3 710-0642 He x Scr ew 1 /4-20 x .75 4 711-0909A Spiral Axle 26" 5 714-01 61 K ey 6 715 -01 43 P[...]

23 Model 31AE 640F352 REF . NO . PA R T NO . DESCRI PTION 1 710-1 652 Hex W asher Screw 1/4-20 x . 625 2 731-1 324 Belt Cov er 3 732-0 710 Extens ion Sp r ing 4 710-0 627 Hex Scre w 5/1 6-24 x . 75 5 710-3 005 Hex Cap Scre w 3/8-16 x 1.25 6 05896A Driv e Cl utch Idler Br ack et 7 748-0 234 Should er Spacer 8 756-0 987 Pull ey Half 9 754-0 346 V -Be[...]

MANUF A C TURER ’ S LIMITED W ARRANTY FOR: The l imited w arran ty set f or th belo w is given b y M TD LLC with respec t to new merc handise purcha sed and used in th e Unit ed States , its posses sions and te rr ito ri es. MTD LLC warrant s thi s product ag ainst def ects f or a peri od of two (2) year s commenci ng on the date of original purc[...]