MT1741210 (10/19/07) Rev. 02 PARTS MANUAL
Table Of Contents PRODUCT COMPONENTS PAGES Engine... 4 Frame... 6 Drive... 8 Auger Housing... 10 Discharge Chute... 12 Handle Assembly... 14 Shift Yoke... 16 Chute Rod... 18 Control Panel... 20 Decals... 22 Gear Case... 24 Wheels... 26 Torque Specification Chart... Inside Back Cover
Engine NOTE: Unless noted otherwise, use the standard hardware torque specification chart. 0003 4
Engine REF NO PART NO. 1 MT6219MA 2 ------ 3 MT002X97MA 4 MT028X76MA 5 MT710026MA 6 MT1501109MA 7 MT17X170MA 8 MT17x146MA 9 MT910828MA 10 MT579932MA 11 MT37X120MA 12 MT1501112YZMA 13 MT1501065MA 14 MT71060MA 15 MT710097MA 16 MT53704MA 17 MT1502120MA 18 MT590MA 20 MT1501201MA 22 MT71060MA 24 MT710097MA 25 ------ 25-1 MT1501062E511MA 25-2 MT310169MA 25-3 MT25X020MA 25-4 MT1501050E511MA 26 MT695756 27 MT697816 28 MT810140MA 29 MT1734732SM 30 MT1929477SM -- MT1741211 DESCRIPTION CORD, Starter ENGINE (Model# 12A1140132E1/E8) BOLT, Carriage RETAINER, Push NUT PULLEY, Engine WASHER WASHER, Flat BOLT, Hex 5/16-24 x 1 BELT, Drive V, 4L BELT, Auger V, 3L BRACKET ASSEMBLY, Idler BUSHING, Idler Bracket WASHER, Split SCREW 5/16-24 x 3/4 SPRING, Idler Traction Drive PULLEY, Idler NUT, Jam 3/8-16 GUIDE, Rod Belt WASHER SCREW FRAME ASSEMBLY PLATE, Engine SCREW SCREW MOTOR BOX KEY, Briggs Engine DEFLECTOR, Muffler SCREW HEAT SHIELD, Muffler SCREW OWNERS MANUAL Footnotes 5
Frame NOTE: Unless noted otherwise, use the standard hardware torque specification chart. 0005 6
Frame REF NO PART NO. 90 MT1501055E701MA 91 MT310169MA 103 MT1501111YZMA 105 MT711682MA 106 MT761761MA 107 MT165X160MA 108 MT1733451SM 110 MT585781MA 111 MT711617MA 112 MT017X48MA 122 MT25X021MA 123 MT25X020MA 148 MT1502120MA 149 MT590MA 160 MT1502167MA 162 MT26X306MA 167 MT71067MA 168 MT1502041MA 169 MT760539MA DESCRIPTION COVER, Bottom SCREW, 1/4-20 x 5/8 IDLER ASSEMBLY, Auger PIN, Hair PIN, Clevis, 3/8 SPRING, Tension ARM CONTROL BOLT, Carriage, 3/8-16 x 1-1/4 WASHER, Flat WASHER SCREW, Tap, 5/16-18 x 3/4 SCREW, Tap, 5/16-18 x 1/2 PULLEY, Idler NUT, Jam, 3/8-16 COVER, Belt SCREW, Tap WASHER, Flat SPACER, Auger Bracket LID, Tool Box Footnotes 7
Drive NOTE: Unless noted otherwise, use the standard hardware torque specification chart. 0007 8
Drive REF NO PART NO. 200 MT1501092YZMA 201 MT579851MA 203 MT334163MA 204 MT579858MA 206 MT25X020MA 207 MT1501100MA 208 MT579868MA 210 MT337029MA 212 MT1501435MA 213 MT001X38MA 215 MT303008MA 217 MT579859MA 218 MT579858MA 219 MT0011x2MA 220 MT334163MA 221 MT25X020MA 222 MT1501389MA 223 MT1501115MA 225 MT1501057YZMA 226 MT1501158MA 227 MT15X114MA 229 MT11X30MA 230 MT1502105YZMA 232 MT11X30MA 234 MT165X112MA 236 MT1501090MA 238 MT71074MA DESCRIPTION AXLE, L.F. Swing Plate CHAIN, Roller, #420 x 19 BEARING & RETAINER ASSEMBLY WASHER SCREW, Tap 5/16-18 x 1/2 HEX SHAFT ASSEMBLY CHAIN, Roller, #420 x 18 BEARING, Trunion Clutch R.H. WHEEL, Friction Disc BOLT NUT, Hex Keps, 1/4-20 RING, Retainer WASHER RING, Snap BEARING & RETAINER ASSEMBLY SCREW, Tap 5/16-18 x 1/2 BEARING, Ball FRICTION PULLEY PLATE, L.F. Swinging SPACER, Friction Pulley NUT, Flange Lock, 3/8-24 RETAINER, Ring SPRING LINK ASSEMBLY, L.F. RETAINER, Ring SPRING, Extension SPROCKET, 33/7 WASHER, Flat Footnotes 9
Auger Housing NOTE: Unless noted otherwise, use the standard hardware torque specification chart. 0009 10
Auger Housing REF NO PART NO. 480 MT762146MA 481 MT577400MA 482 MT2001022MA 485 MT1501158MA 490 MT582957YZMA 491 MT1501389MA 493 MT02X101MA 499 MT710026MA 500 MT1501585E511MA 510 MT581397E701MA 511 MT001X45MA 514 MT780285MA 520 MT1501209E701MA 521 MT1501210E701MA 522 MT9524MA 523 MT3943MA 524 MT73826MA 525 MT9517MA 526 MT711862MA 527 MT9357MA 540 MT1502079E701MA 541 MT908156MA 544 MT710026MA 550 MT1501576MA 551 MT1501672MA 552 MT06X115MA 553 MT15X146MA 554 MT578063MA -- MT1501216MA -- MT309235MA DESCRIPTION PULLEY, 4L 6-1/8 x.67 SCREW, 5/16-18 x 5/8 KEY, Square, 3/16 x 3/4 SPACER, Friction Pulley RETAINER, Ball Bearing BEARING, Ball BOLT, 5/16-18 x 3/4 NUT, Hex Whiz Lock Flange 5/16-18 HOUSING ASSEMBLY BLADE, Scraper BOLT, 1/4-20 x 5/8 NUT, 1/4-20 AUGER ASSEMBLY, L.H. AUGER ASSEMBLY, R.H. SCREW, 1/4-20 x 1-3/4 SPACER, Sleeve NUT, 1/4-20 BEARING, Flange NUT, 5/16-18 SCREW, 5/16-18 x 3/4 SKID, Height Adjust BOLT, 5/16-18 x 1/2 NUT, 5/16-18 BRUSH, Cleanout CLIP, Retainer SCREW NUT BLOCK KIT, Shear Bolt (Not Illustrated) FASTENER, Ratcher (Not Illustrated) Footnotes 11
Discharge Chute NOTE: Unless noted otherwise, use the standard hardware torque specification chart. 0011 12
Discharge Chute REF NO PART NO. 582 MT340720MA 583 MT12021MA 584 MT71038MA 588 MT6711MA 592 MT12021MA 593 MT6711MA 594 MT71071MA 595 MT71060MA 596 MT71071MA 597 MT57171MA 598 MT15X144MA 599 MT002X97MA 600 MT1502118E701MA 601 MT2X100MA 602 MT71071MA 603 MT71038MA 604 MT760268MA 606 MT1501932YZMA 607 MT02X101MA 609 MT15X145MA 610 MT337227MA 611 MT1501282MA 612 MT1501260MA 613 MT760987MA DESCRIPTION BOLT, Carriage, 5/16-18 x 3/4 WASHER, Plastic NUT, Hex Nylock, 5/16-18 WASHER, Plastic WASHER, Plastic WASHER, Plastic WASHER, Flat WASHER, Split WASHER, Flat KNOB NUT, Hex, 5/16-18 BOLT, 5/16-18 x 1 CHUTE ASSEMBLY BOLT, Carriage, 5/16-18 x 1 WASHER, Flat NUT, Hex Nylock, 5/16-18 FLAP, Chute CHUTE COLLAR SCREW, 1/4-20 x 3/4 NUT, Hex Nylock, 1/4-20 RETAINER RING, Inner RETAINER RING, Outer KNOB & NUT (Includes Ref. Nos. 597 & 598) RIVENT, Pop Footnotes 13
Handle Assembly NOTE: Unless noted otherwise, use the standard hardware torque specification chart. 0013 14
Handle Assembly REF NO PART NO. 720 MT1501205E701MA 721 MT1501206E701MA 724 MT11234MA 725 MT71071MA 726 MT71060MA 727 MT15X144MA 728 MT11261MA 729 MT337399MA 730 MT337816E701MA 731 MT337815E701MA 733 MT337381MA 734 MT761105MA 735 MT337373MA 739 MT4049MA 740 MT1501123MA 741 MT761872MA 743 MT313441MA 744 MT1673MA 745 MT15X145MA 750 MT339541E701MA 751 MT25X021MA 755 MT337407E701MA 756 MT6751MA 757 MT310169MA 759 MT579860MA 760 MT1501059YZMA 762 MT1501122MA 763 MT001798MA 765 MT308146MA 766 MT337380MA DESCRIPTION HANDLE, Upper L.H. HANDLE, Upper R.H. SCREW, 5/16-18 x 2-3/4 WASHER, Flat WASHER, 5/16 NUT, Hex, 5/16-18 STOP, Red Plastic GRIP, Finger Handle LEVER ASSEMBLY, Clutch Drive R.H. LEVER ASSEMBLY, Clutch Drive L.H. ROD, Pivot Clutch NUT, Push On Cap SPACER, Handle BUMPER, Rectangle CABLE, Clutch 28.44 CABLE, Auger Clutch BRACKET, Cable Adjuster SPRING, Auger Clutch NUT, 1/4-20 HANDLE, Lower SCREW BRACKET, Gear Selector SCREW, 5/16-18 x 2 SCREW, 1/4-20 x 5/8 CABLE SPOOL, Auger Clutch BRACKET, Cable Spool CABLE, Lower Drive, 12" BOLT, Hex, 1/4-20 X 1-1/2 BOOT, Clutch Spring GRIP Footnotes 15
Shift Yoke NOTE: Unless noted otherwise, use the standard hardware torque specification chart. 0015 16
Shift Yoke REF NO PART NO. 790 MT581631E701MA 791 MT302628MA 792 MT73826MA 793 MT318486MA 796 MT304438MA 800 MT760564MA 801 MT302628MA 802 MT73826MA 811 MT579944MA 812 MT1501085YZMA 813 MT11X30MA DESCRIPTION ROD, Shift SCREW, 1/4-20 x 3/4 NUT, 1/4-20 NUT, Jam KNOB LEVER, Spring SCREW, 1/4-20 x 3/4 NUT, 1/4-20 BEARING, Flange ROD ASSEMBLY, Speed Select RETAINER, Ring Footnotes 17
Chute Rod NOTE: Unless noted otherwise, use the standard hardware torque specification chart. 0017 18
Chute Rod REF NO PART NO. 852-1 MT1501533YZMA 852-2 MT164x37MA 852-3 MT1501067MA 852-4 MT17x170MA 852-5 MT579493MA 852-6 MT1501306E701MA 852-7 MT1501293MA 852-8 MT1501075YZMA 852-9 MT711682MA 852-10 MT578060MA 852-11 MT578309MA 852-13 MT578063MA 852-14 MT017x48MA 854 MT51443MA 855 MT309312MA 856 MT73664MA 860 MT1501456MA 861 MT148MA 863 MT71045MA 864 MT71072MA 867 MT71046MA 868 MT002x98MA 869 MT15x145MA 870 MT1501074YZMA DESCRIPTION YOKE & ROD ASSEMBLY SPRING, Compression GEAR, Chute Rotation WASHER PIN, Cotter BRACKET, Gear Mount PIN, Hair YOKE ADAPTER ASSEMBLY PIN, Hair PIN, Universal Joint PIN, Clevis HOUSING, Universal WASHER KNOB, Sleeve FLATWASHER NUT, Push On, 3/8 EYE BOLT 3/8-16 x 6 GROMMET, Eye Bolt NUT, Hex Jam, 3/8-16 FLATWASHER NUT, Hex Nylock, 3/8-16 BOLT, Carriage, 1/4-20 x 1 NUT CHUTE ASSEMBLY Footnotes 19
Control Panel NOTE: Unless noted otherwise, use the standard hardware torque specification chart. 0019 20
Control Panel REF NO PART NO. 770 MT1501203E511MA 771 MT002X99MA 772 MT71067MA 773 MT15X145MA DESCRIPTION PANEL BOLT, Carriage WASHER NUT Footnotes 21
Decals NOTE: Unless noted otherwise, use the standard hardware torque specification chart. 0025 22
Decals REF NO PART NO. 1 MT48X5289MA 2 MT7390MA 3 MT7859MA 4 MT48X5967MA 5 MT48X5578MA 6 MT1741206MA 7 MT48X5284MA 9 MT760983MA 10 MT1501548MA 11 MT1740025MA 12 MT48X5599MA -- MT1741211 DESCRIPTION DECAL, Hand Control DECAL, V-Belts DECAL, Over Adjustment DECAL, Rotating Auger DECAL, Thrown Objects DECAL, Unclogging Chute DECAL, Speed Control DECAL, Shear Bolts LOGO NAMEPLATE, Frontier DECAL, ST6524 DECAL, Clean & Clear Brush OPERATORS MANUAL Footnotes 23
Gear Case NOTE: Unless noted otherwise, use the standard hardware torque specification chart. 0023 24
Gear Case REF NO PART NO. 300 MT10577MA 301 MT10576MA 303 MT710025MA 304 MT15X143MA 306 MT9344MA 310 MT9566MA 311 MT50304MA 312 MT48275MA 313 MT340286MA 314 MT51279MA 315 MT51405MA 316 MT431787MA 320 MT50221MA 321 MT1501128MA 322 MT580295MA 323 MT454565MA 324 MT48275MA 325 MT50684MA 326 MT50304MA 327 MT9566MA 340 MT760194E701MA 341 MT454565MA -- MT333431MA DESCRIPTION CASE, Gear R.H. CASE, Gear L.H. SCREW, 1/4-20 x 3/4 NUT, 1/4-20 SCREW, 3/8-16 x 1/2 SEAL, Oil BEARING, Flange WASHER, Flat SHAFT, Auger Output GASKET, Gear Box GEAR, Worm KEY, Woodruff, #61 BEARING, Flange SHAFT, Auger Input COLLAR, Thrust PIN, Spring WASHER, Flat BEARING, Roll BEARING, Flange SEAL, Oil IMPELLER PIN, Spring 10oz TUBE LUBRICANT (Not Illustrated) Footnotes 25
Wheels NOTE: Unless noted otherwise, use the standard hardware torque specification chart. 0021 26
Wheels REF NO PART NO. 650 MT1501562YZMA 652 MT1501089MA 653 MT01X193MA 654 MT15X145MA 655 MT1501114MA 671 MT017X83MA 673 MT1501139MA 675 MT1501822MA 676 MT577015MA 677 MT15X145MA 678 MT239MA 679 MT73842MA 680 MT1501823MA DESCRIPTION SHAFT, Axle SPROCKET & HUB SCREW, 1/4-20 x 1-3/4 NUT, Hex Nylock, 1/4-20 BEARING, Axle WASHER, Flat BUSHING, Wheel TIRE & RIM, R.H. SCREW, 1/4-20 x 1-3/4 NUT, Hex Nylock, 1/4-20 RING, Retainer PIN, Klik, 1/4 x 1-3/8 TIRE & RIM, L.H. Footnotes 27
Hardware Identification & Torque Specifications Common Hardware Types Hex Head Capscrew Washer Torque Specification Chart FOR STANDARD MACHINE HARDWARE (Tolerance ± 20%) Carriage Bolt Lockwasher Hex Nut Standard Hardware Sizing When a washer or nut is identified as 1/2, this is the Nominal size, meaning the inside diameter is 1/2 inch; if a second number is present it represent the threads per inch When bolt or capscrew is identified as 1/2-16 x 2, this means the Nominal size, or body diameter is 1/2 inch; the second number represents the threads per inch (16 in this example, and the final number is the body length of the bolt or screw (in this example 2 inches long). The guides and ruler furnished below are designed to help you select the appropriate hardware and tools. 0 1/4 1/2 3/4 1 1/4 1/2 3/4 2 1/4 1/2 3/4 3 1/4 1/2 3/4 Screw, 1/2 x 2 Body Diameter Body Length Nut, 1/2 Inside Diameter Hardware Grade No Marks SAE Grade 2 SAE Grade 5 SAE Grade 8 Size Of in/lbs in/lbs in/lbs Hardware ft/lbs Nm. ft/lbs Nm. ft/lbs Nm. 8-32 19 2.1 30 3.4 41 4.6 8-36 20 2.3 31 3.5 43 4.9 10-24 27 3.1 43 4.9 60 6.8 10-32 31 3.5 49 5.5 68 7.7 1/4-20 66 7.6 8 10.9 12 16.3 1/4-28 76 8.6 10 13.6 14 19.0 5/16-18 11 15.0 17 23.1 25 34.0 5/16-24 12 16.3 19 25.8 27 34.0 3/8-16 20 27.2 30 40.8 45 61.2 3/8-24 23 31.3 35 47.6 50 68.0 7/16-14 30 40.8 50 68.0 70 95.2 7/16-20 35 47.6 55 74.8 80 108.8 1/2-13 50 68.0 75 102.0 110 149.6 1/2-20 55 74.8 90 122.4 120 163.2 9/16-12 65 88.4 110 149.6 150 204.0 9/16-18 75 102.0 120 163.2 170 231.2 5/8-11 90 122.4 150 204.0 220 299.2 5/8-18 100 136 180 244.8 240 326.4 3/4-10 160 217.6 260 353.6 386 525.0 3/4-16 180 244.8 300 408.0 420 571.2 7/8-9 140 190.4 400 544.0 600 816.0 7/8-14 155 210.8 440 598.4 660 897.6 1-8 220 299.2 580 788.8 900 1,244.0 1-12 240 326.4 640 870.4 1,000 1,360.0 NOTES 1. These torque values are to be used for all hardware excluding: locknuts, self-tapping screws, thread forming screws, sheet metal screws and socket head setscrews. 2. Recommended seating torque values for locknuts: a. for prevailing torque locknuts - use 65% of grade 5 torques. b. for flange whizlock nuts and screws - use 135% of grade 5 torques. 3. Unless otherwise noted on assembly drawings, all torque values must meet this specification. 4 Wrench & Fastener Size Guide 1/4 5/16 3/8 7/16 DIA. 1/2 DIA. 1/4 Bolt or Nut Wrench 7/16 5/16 Bolt or Nut Wrench 1/2 3/8 Bolt or Nut Wrench 9/16 7/16 Bolt or Nut Wrench (Bolt) 5/8 Wrench (Nut) 11/16 1/2 Bolt or Nut Wrench 3/4
MT1741210