MTD OEM-190-627 manual

PR IN TED IN U . S. A. FORM NO. 770-10056A Model OEM-190-627 NOTE: This snow thrower att a chment will NOT fit on all 600-ser ies lawn tractor s. It is NOT desig ned for and will NO T operate safely or pro perly on Fas tAttach™ compatibl e tractor s. Check yo ur tractor ’s right fender for the FastAttac h™ label befo re attempti ng to mount t[...]

2 FINDING MODEL NU MBER This Oper ator’s Manu al is an impo rtant part of your new snow thrower attac hment. It wil l help you ass emble , prepare and maintai n the unit for bes t perform ance. Ple ase read an d understa nd what it says . Before you start a ssembling your new equipment , ple ase locate the model plat e on the equipme nt and copy [...]

3 SECTION 1: IMPORTANT SAFE OPERATION PRACTICES W ARN IN G: This symb ol point s out impor tant safety instr uct ions which , if not f ollowed, could end anger the pers onal sa f ety and/or proper ty of yoursel f and o thers. Read a nd follow all ins tru ctions i n this manual before attempting to operate thi s machi ne. F a ilure to comply with th[...]

4 5. Muffler a nd engine become hot and c an caus e a burn. Do not touc h. 6. Exercise extreme ca ution w hen operat ing on or crossin g grav el su rfac es. S tay al er t for hidd en haz ard s or tr affi c. Do not carry pas sengers. 7. Exercise caution when chan ging dire ction an d while operating on slop es. 8. Plan you r snow t hrowing pat tern [...]

5 SECTION 2: TO THE OWNER Model 6 27 42-i nch two-stage snow t hrower is des igned for u se on 6 00-serie s lawn t ractors manufac tured in 1996 or later ONLY . It wil l NOT fit nor opera te properly or safely on ANY other trac tor. It will NOT fit on any FastAttach™ co mpatible tractor. NOTE: If y our 600-seri es lawn tract or was man ufactured [...]

6 SECTION 4: ASSEMBLY WARNING: Before in stall ing attachm ent, place trac tor on a firm an d level s urface. P lace the PTO in the disengag ed (OF F) positi on, se t the par king br ake, s hut e ngine of f and remove key to preve nt uninte nded starting . NOTE: Y our tractor ’s cuttin g deck and PT O belt mus t be remove d prior to mounting the [...]

7 8. Reins ert the rem ainin g hex screws removed i n Step 4 throu gh the remai ning align ing holes in both the sup port c arriage a ssembl y and t he trac tor’s frame rail (ju st b ehind the tracto r’s fro nt piv ot bracket) . Secure ly fast en with the rem aining lock washers and h ex nuts . See F igure 7. 9. Secu rely ti ghten al l the othe[...]

8 Attaching T he Lift Handle 1. Rem ove the hex s crews and flange nuts from the lower por tion of the li ft handle. 2. Attac h the lift hand le to the li ft bracke t found on the righ t side of the su pport carria ge asse mbly w ith the two hex screws and two flange lock nuts j ust remove d. See F igure 10. Mount ing the Auger Ho using Assemb ly 1[...]

9 11. Remove t he hex s crews and h ex nu ts from t he rear por tion of each upper lift link. 12. Have an assi stant gras p the upper po rtion of the auger hou sing an d pivot the as sembly up ward unt il the holes of the upper links align with holes in the front o f the suppor t carria ge. 13. Reinsert the hex scr ews remov ed in Step 11 through t[...]

10 Routing the Low er Drive Belt 1. Lo osen, but do NOT remove the flang e nut whic h secures the belt keepe r to the driv e mounting bracket. Se e Figur e 16. 2. Ma ke su re tha t the “ V ” side of t he lower d rive be lt is seated fir mly in the lower por tion of the dou ble pulley found in the rear of the under carria ge assembl y. 3. Rou te[...]

11 SECTION 5: CONTROLS Engaging th e Auger s and Impeller Power to the s now thrower attac hment is activated by lowerin g the tractor ’ s li ft leve r and placi ng it into the lowes t notc h po ssible. • Move the trac tor ’ s throttle l ever into the FAST (rabbit) position and all ow it to remai n there for the most effic ient use of the sno[...]

12 • Overla p a previou sly cle ared path when necessa ry (deep sno w) so as not to overl oad the aug er housing wi th snow. • NEVER driv e the tracto r into a snow bank. The snow thro wer attac hment is NOT a d ozer pl ow. The lift link age and/or th e snow throwe r drive syste m can be da maged as a re sult of “ plowi ng ” with the snow t[...]

13 Adjust s kid sh oes as foll ows: 1. Lo osen, but do NO T remove, the three hex nut s which fas ten the skid shoe to the auger housi ng. 2. Rais e or l ower the skid sho e to des ired p osition. NOTE: Make c er t ai n the en t ir e ba s e of bo t h sk id sh oe s are agai nst the ground to avoid uneven we ar on the skid sho es. When one side does [...]

14 Lower Chu te Crank Support Br acket Adjustment If t he spir al a t the base of the lower ch ute crank i sn ’ t fully engagi ng with the notc hes in the lower c hute assembl y, the su pport bra cket can be adjust ed inward or ou tward as follo ws: 1. Lo osen, but do NOT remove the two hex nuts which se cure the su pport brac ket to the sno w th[...]

15 NOTES[...]

16 52 65 58 49 48 50 52 60 59 57 54 51 56 56 63 64 52 58 61 66 55 47 48 62 32 94 92 90 33 85 91 86 87 84 88 89 83 98 96 95 89 61 33 100 54 54 99 97 11 93 101 61 103 85 75 71 72 103 81 78 76 32 74 67 28 9 82 1 4 2 8 23 24 70 79 68 9 15 15 14 14 7 8 10 32 19 12 6 22 19 46 8 Hook Spring Ref. 13 Here 13 3 16 45 17 21 25 26 27 29 30 31 34 35 37 38 39 40[...]

17 Model 627 REF . NO . P ART NO . DESCRIPTION 1 611-0132 Rod Assemb ly 2 710-3131 He x Cap Sc rew , 1/2 -13 x 1.0 3 710-0151 He x Cap Sc rew , 3/8 -24 x 2.0 4 710-0964 A Hex Cap Scre w , 5/8-18 x 1 .31 5 710-0514 He x Cap Sc rew , 3/8 -16 x 1.0 6 711-0332 Clev is Pin, .5 x . 78 7 712-0386 A Slotted He x Nut, 5/8-18 8 712-3022 Hex Lock N ut, 1/2-13[...]

18 35 20 29 29 28 17 29 4 23 12 29 2 22 29 12 22 27 33 18 19 10 27 33 11 19 18 33 27 30 37 30 27 33 37 14 34 26 26 61 60 62 19 5 64 26 8 65 63 59 39 58 51 58 57 57 43 45 46 49 48 54 43 55 50 47 56 40 42 42 41 69 69 36 69 36 68 67 6 15 66 3 38 31 Model 627[...]

19 Model 627 REF . NO . P ART NO . DESCRIPTION 1 05931 Bearing Hou sing, 1.85 ID 2 618-0407 Auger Gear Case (Incl. R ef. 39-58) 3 747-1257 Belt K eeper Rod 4 684-0065 Impeller Assemb ly , 12 ” 5 684-0148 Housing Assemb ly 6 703-2734 Housing Bra ce Brac ke t 7 703-2735 A Chute Cra nk Br ack et 8 703-2736 Be lt Cov er 9 705-5226 Chute Reinf orcer 1[...]

MANUF A CTURER ’ S LIMITED W ARRANTY The limited warran ty set f or th belo w is g ive n by MTD PR ODUCTS INC ( “ MTD ” ) with respect to ne w merch andis e purchas ed and u sed in the United S tates, its posses sions and territories . MTD w arrants th is produ ct against defe cts in material an d workma nship f or a period of two (2) y ears [...]