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Parts Manual
INTERMEDIATE
SNOWTHROWERS
INCLUDING
ATTACHMENTS & ACCESSORIES
555 SNOWTHROWERS
Mfg. No. Description
1692680 555M, 5 HP Manual Start
1693161 555M, 5 HP Manual Start
1693163 555M, 5 HP Manual Start (Export)
1693425 555M, 5 HP Manual Start
1693646 555M, 5 HP Manual Start
1693647 555M, 5 HP Manual Start (Export)
755 SNOWTHROWERS
Mfg. No. Description
1692681 755E, 7 HP Electric Start
1692746 755M, 7 HP Manual Start (Export)
1693162 755E, 7 HP Electric Start
1693164 755M, 7 HP Manual Sta
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MANUFACTURING, INC. 500 N Spring Street / PO Box 997 © Copyright 1999 Simplicity Manufacturing, Inc. Port Washington, WI 53074-0997 USA All Rights Reserved. Printed In USA.
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Table of Contents This Manual Covers The Following Products: SNOWTHROWERS..........................................PAGES Handles and Controls (Early)..............................2 555 SNOWTHROWERS PAGES Handles and Controls (Later) .............................6 Early Models 1692680 555M, 5HP Manual Start 2, 10, 12, 14, 16, Frame...............................................................10 1693161 555M, 5HP Manual Start 18, 20, 22 1693163 555M, 5HP Manual Start (Export) Engine .............
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Handles and Controls (Early) NOTE: Unless noted otherwise, use the standard hardware torque 8 10 specification chart. Apply adhesive to secure grip. 6 16 14 15 17 31 18 47 13 48 45 Ref. 18 required 49 on 46 30 4 slotted holes only. 9 50 12 29 11 3 28 10 44 7 3 51 54 17 48 2 38 38 55 53 19 Apply adhesive 1 to grip. 20 22 52 Shift rod assembly (Ref. 53) 21 must pivot freely on pivot blocks (Ref. 48). 43 22 5 25 42 24 41 Use washers to shim gear 3 31 (Ref. 32) as required to ensure proper en
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Handles and Controls (Early) REF NO. PART NO. QTY. DESCRIPTION 1 1668525 2 ROD 2 1669323 3 SPRING, Extension 3 1916621 4 NUT, Hex, #10-24 R.H. 4 1715132 1 CLUTCH ROD, Traction Drive 5 1715659 1 CLUTCH ROD, Auger Drive 6 1715444 1 HANDLE, R.H. (Auger Control side) 7 1715443 1 HANDLE, L.H. (Traction Drive Control side) 8 1715103 1 LEVER, Auger Clutch, R.H. 9 1715104 1 LEVER, Traction Drive Clutch, L.H. 10 1676954 2 GRIP, Black Vinyl 11 1715655 2 SPACER, Large 12 1923358 2 NUT, Hex, Centerlock, 1/4
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Handles and Controls (Early) NOTE: Unless noted otherwise, use the standard hardware torque 8 10 specification chart. Apply adhesive to secure grip. 6 16 14 15 17 31 18 47 48 13 45 Ref. 18 required 49 on 46 30 4 slotted holes only. 9 50 12 11 29 3 28 10 44 7 3 51 54 17 48 2 38 38 55 53 19 Apply adhesive 1 to grip. 20 22 52 Shift rod assembly (Ref. 53) 21 must pivot freely on pivot blocks (Ref. 48). 43 22 5 25 42 24 41 Use washers to shim gear 3 31 (Ref. 32) as required to ensure proper en
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Handles and Controls (Early) REF NO. PART NO. QTY. DESCRIPTION 44 1917421 1 NUT, Jam, 3/8-16 45 108512 1 PIVOT 46 1715536 1 ROD & ARM ASSY., Pivot 47 1715123 1 SPRING, Torsion 48 1668524 2 BLOCK, Pivot 49 1918452 1 PIN, Cotter 50 1668185 2 BUSHING 51 1924361 1 WASHER 52 1921159 4 CAPSCREW, Hex Hd. 1/4-20 x 2 1/4 G5 53 1668523 1 ROD & CLEVIS ASSY. 54 1960074 1 CLIP, Hair Pin 55 1922755 1 WASHER Footnotes: The above parts group applies to the following Mfg. Nos.: 1692680 555M, 5HP Manual Start 163
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Handles and Controls (Later) NOTE: Unless noted otherwise, 10 8 use the standard hardware torque specification chart. 6 14 16 15 Insert shift rod (Ref. 46) into inner hole of Ref. Apply adhesive to 17 47. secure grips. 33 18 48 Ref. 18 required on 13 49 slotted holes only. 42 28 4 12 9 44 50 11 31 3 30 10 7 42 3 51 49 47 17 46 30 2 32 53 19 44 52 20 45 1 22 Shift rod assembly 32 (Ref. 53) must pivot freely 44 21 45 on pivot blocks (Ref. 49). 43 22 5 23 42 27 24 25 Use washers to shim 41 3 g
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Handles and Controls (Later) REF NO. PART NO. QTY. DESCRIPTION 1 1668525 2 ROD, Control, Lower 2 1669323 3 SPRING, Extension 3 1916621 4 NUT, Hex, #10-24 R.H. 4 1715659 1 CLUTCH ROD, Traction Drive 5 1715132 1 CLUTCH ROD, Auger Drive 6 1720314 1 HANDLE, R.H. (Auger Control side) 7 1720315 1 HANDLE, L.H. (Traction Drive Control side) 8 1715103 1 LEVER, Auger Clutch, R.H. 9 1715104 1 LEVER, Traction Drive Clutch, L.H. 10 1676954 2 GRIP, Black Vinyl, for 1” Tube 11 1715655 2 SPACER, Large 12 192335
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Handles and Controls (Later) 10 8 6 14 16 15 Insert shift rod (Ref. 46) into inner hole of Ref. Apply adhesive to 17 47. secure grips. 33 18 48 Ref. 18 required on 13 49 slotted holes only. 42 4 28 12 44 9 50 11 31 3 30 10 7 42 3 51 49 47 17 46 30 2 32 53 44 19 52 20 45 1 22 Shift rod assembly 32 (Ref. 53) must pivot freely 44 21 45 on pivot blocks (Ref. 49). 43 22 5 23 42 27 24 25 Use washers to shim 41 3 gear (Ref. 34) as 33 required to insure proper 28 adjustment. 34 3 24 Mount bushing
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Handles and Controls (Later) REF NO. PART NO. QTY. DESCRIPTION 44 1916622 3 NUT, Hex Hd., 1/4-20 45 1916964 3 LOCKWASHER 46 1720238 1 ROD, Shift, Upper 47 1720240 1 ROD & ARM ASMY, Pivot 48 1715123 1 SPRING, Torsion 49 1668524 2 BLOCK, Pivot 50 1668185 2 BUSHING 51 1924361 1 WASHER 52 1921159 1 CAPSCREW, Hex Hd., 1/4-20 x 2-1/4 53 1668523 1 ROD & CLEVIS ASSY. Footnotes: The above parts group applies to the following Mfg. Nos.: 1693646 555M, 5HP Manual Start 1693649 755M, 7HP OHV Manual Start (Ex
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Frame NOTE: Unless noted otherwise, use the standard hardware torque 2 specification chart. 1 1 8 Right rear only on 7 1997 & later models. 5 3 1 4 6 3 9 10 1997 & Later Models Engine 1693161 34 1693162 31 1693163 14 29 11 1693164 1693425 32 1693426 7 1693646 11 1693647 1693648 11 33 6 1693649 12 Top hole. 5 7 13 6 3 6 5 6 27 3 15 1996 Models 1692680 7 1692681 31 1692746 16 26 29 6 25 29 17 Ref. 19 required on rear 28 18 24 7 engine bolts only. 19 30 21 Ref. 22 require
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Frame REF NO. PART NO. QTY. DESCRIPTION 1 1925003 9 SCREW, Taptite, 1/4-20 x 1/2 2 1715434 1 COVER, Belt, (Except 1693646 & 1693648) 2 1720403 1 COVER, Belt, (1693646 & 1693648) 3 1930645 4 NUT, Hex, Flange, Locking, 3/8-16 4 1931277 4 NUT, Hex, Flange Whizlock, 5/16-18 5 1674315 2(3) GUIDE, Belt (Qty 3 on 1692680, 1692681, 1692746) 6 1924940 4(6) WASHER, Flat, (Qty 6 on 1692680, 1692681, 1692746) 7 1960251 3(4) NUT, Hex, Jam, Center-lock, 3/8-16, (Qty 4 on 1692680, 1692681, 1692746) 8 1715092 1
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Engine NOTE: Unless noted otherwise, use the standard hardware torque specification chart. 6 5 4 2 3 1 Torque to 8 10 - 14 ft-lbs. 13 12 Install with hub 11 facing engine. 8 1 Torque to 10 - 14 ft-lbs. See Frames Leave .18" grip between hex 9 Install with hub nut and head of cap screw. facing engine. 7 1.06" Engine Pulley Engine Pulley 10 (Auger) (Auger) Engine Pulley Idler Pulley (Traction Drive) 14 Idler Pulley Auger Pulley 15 Engine Pulley (Traction Drive) Traction Drive Pulley FRONT (Auge
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Engine REF NO. PART NO. QTY. DESCRIPTION 1 1921515 2 CAPSCREW, Hex Hd., 5/16-24 x 3/4 2 1919326 2(1) WASHER, (Qty. 1 on 1693646 & 1693648) 3 1715136 1 BELT STOP 4 1920427 1 LOCKWASHER-EXTERNAL TOOTH .375 5 * 1 555M 5 HP ENGINE, Tecumseh, manual start, (1692680, 1693163, 1693425 & 1693425) 5 * 1 755M 7 HP ENGINE, Tecumseh, electric start (1692681 & 1693426) 5 * 1 755M 7 HP OHV ENGINE, Tecumseh, manual start (1693648) 5 * 1 755M 7 HP ENGINE, Tecumseh, manual start (1692746 & 1693164) 6 * 1 CORD,
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Auger Drive and Impeller NOTE: Unless noted otherwise, use the standard hardware torque Hub of pulley to 1 specification chart. face of auger. Torque to 2 9 - 11 ft-lbs. 4 3 5 Apply a bead of gasket eliminator into rear seal groove 2 6 and flat surface just past groove (Ref. 15 & 20). 13 7 9 3 Torque (Ref. 2) to 17 11 9 - 11 ft-lbs. 12 18 8 10 Locate pulley on worm shaft (Ref. 10) so the belt is 1.94" 14 from rear of impeller housing. 15 19 3 16 20 17 21 Torque to 9 - 11 ft-lbs. 23 13 22 27
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Auger Drive and Impeller REF NO. PART NO. QTY. DESCRIPTION 1 1715091 1 PULLEY,Auger Drive 2 1930540 2 SETSCREW, Sq. Hd. 3/8-18 x 5/8 3 905123 3 KEY, Woodruff 3/16 x 3/4 4 1960474 1 SETSCREW, 3/8-16 x 1/2 5 1715120 1 IMPELLER 6 1611789 1 SEAL, Oil 7 1666425 1 BUSHING 8 936098 1 PIN, Drive-Lock 3/16 x 1-1/2 9 1668105 1 THRUST COLLAR 10 1660240 1 SHAFT, Worm 11 1670971 1 WASHER, Thrust 12 1666424 1 BUSHING 13 1676027 2 SEAL, Oil 14 1923358 6 NUT, Lock, 1/4-20 15 1611794 1 GEAR CASE COVER, R.H. 16 1
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Auger Housing and Chute NOTE: Unless noted otherwise, use the standard hardware torque Seal must cover specification chart. openings at hinge pivot. 5 4 Place Ref. 3 3 between chute and deflector. 1 31 32 6 30 2 29 26 7 28 8 9 27 10 11 12 Coat top and bottom of chute ring with grease. 24 34 35 25 13 33 23 14 22 15 Mounts to underside of housing. 16 21 20 18 17 19 The above parts group applies to the following Mfg. Nos.: 1692680 555M, 5HP Manual Start 1693161 555M, 5HP Manual Start 1693164 7
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Auger Housing and Chute REF NO. PART NO. QTY. DESCRIPTION 1 1670578 1 KNOB 2 1919326 1 WASHER, Flat, 5/16 3 960210 1 WASHER, Nylon 4 1706085 2 DECAL, Hinge 5 1715115 1 CHUTE & DEFLECTOR ASSY. 6 1931333 1 BOLT, Carriage, 5/16-18 x 3/4 7 1960126 2 NUT, Push Pas, 1/4 8 1612455 1 CHUTE, Guard 9 1925205 3 CAPSCREW, Hex Hd. 5/16-18 x 5/8 10 1917356 3 LOCKWASHER, 5/16 11 1665982 1 RETAINER, Bearing 12 108202 1 BEARING, Ball 13 1715100 1 HOUSING ASSY. (1692680, 1692681, 1692746) 13 1717317 1 HOUSING ASS
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Traction Drive NOTE: Unless noted otherwise, use the standard hardware torque specification chart. 1 10 Inside of frame. 11 9 14 15 17 16 13 3 18 2 Apply loctite 12 Pack groove & torque to with grease. 13 55 - 60 Coat with Protectokote 12 in-lbs. 4 7 or rust preventive oil. 6 8 21 28 13 Remove all play out of axle by 27 Torque to moving axle to left, move set 19 10 - 14 ft-lbs. 5 collar (Ref. 27) to the right to take 20 12 19 all play out of sprocket assembly 29 9 Tighten when all parts (
