Simplicity 1694874 Setup guide

Attachment
Illustrated
Parts List
Rev. 04/2007
500 N. Spring Street / PO Box 997
Port Washington, WI 53074-0997 USA
www.simplicitymfg.com
MANUFACTURING, INC.
© Copyright Simplicity Manufacturing, Inc. All Rights Reserved. Printed In USA.2007 TP 400-4554-00-AT-SMA
Mf
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. No. Descri
p
tion
Attachment
1694874 42" Two-Stage Snowthrower
1734833
Part No.:

Table Of Content
s
Torque Specification Chart ..................................................................... Inside Back Cover
PRODUCT COMPONENTS PAGES
Auger Drive Group ............................................................................................................................................... 4
Auger Housing & Chute Group ............................................................................................................................ 6
Decals Group ....................................................................................................................................................... 10

Auger Drive Group
NOTE: Unless noted otherwise,
use the standard hardware torque
specification chart.
987160
The above parts group applies to the following Mfg. Nos.:
4
2007Copyright © by Briggs and Stratton Corporation
Briggs and Stratton Yard Power Products Group
Milwaukee, WI, USA. All rights reserved
1694874 - 42" Two-Sta
g
e Snowthrower
TP 400-4554-00-AT-SMA

PART NO. DESCRIPTIONREF NO QTY.
Auger Drive Group
Footnotes
KEY, Woodruff, 47/250 x 5/81 2818312SM 1
NUT, Hex Nylock, 5/16-182 1919438SM 1
NUT, Hex Lock ESNA Light, 1/4-20NC-3B3 1920397SM 3
IMPELLER ASSEMBLY4 1723994ASM 1
CARRIAGE BOLT, 5/16-18 x 15 1931335SM 1
GEARBOX ASSEMBLY6 1723950SM 1
CAPSCREW, Whiz, 3/8-16 x 3/47 1933260SM 4
CAPSCREW, 1/4-20 x 1.888 1960506SM 1
PULLEY, Input9 1724003SM 1
SCREW, Set Square Head Cup Point, 5/16-18 x 1/2 G810 1928721SM 2
BUSHING11 1723997SM 1
SHAFT ASSEMBLY, Worm12 1723995SM 1
SEAL, Oil 1/4" Thick13 1612093SM 1
BUSHING, 377/500 ID x 1-1/10 OD x 1-1/100 LG Powerdered Metal14 1612149SM 2
COLLAR, Thrust 3/4 LG15 1612127SM 1
GEAR, Worm 1-3/8 LG16 1612142SM 1
WASHER, Thrust17 2168111SM 1
PIN, Drive Lock Type A 3/16 x 1-1/218 2836098SM 1
GASKET, Gear Case19 1612124SM 1
CASE, Gear L.H.20 1612136SM 1
CAPSCREW, Hex Head, 1/4-20 x 2-1/2 G521 1923282SM 2
SEAL, Oil, 1/4" Thick22 2118118SM 2
CAPSCREW, Hex Head, 1/4-20 x 2-1/4 G523 1960346SM 4
FITTING, Pipe Plug, Square Head24 1668971SM 1
SHAFT, E-Coat, 5 LG25 1723931SM 2
CAPSCREW, Hex Head, 1/4-20 x 1-3/4 G526 1921962SM 2
BUSHING, Plastic27 1709894SM 2
AUGER ASSEMBLY, L.H.28 1731325SM 1
PIN, Flat Head Drilled29 1668344SM 2
PIN, Cotter 47/50 x 3/430 1918447SM 2
FITTING, Lube 1/4 Drive, No Check Ball31 2821133SM 2
AUGER ASSEMBLY, R.H.32 1731326SM 1
KEY, Woodruff 1/4 x 3/433 2830246SM 1
SHAFT, 16 LG Auger 3 Holes34 1731916SM 1
WASHER, Thrust35 2118315SM 2
GEAR, Worm 7/8 LG36 1612141SM 1
CASE, Gear R.H.37 1612137SM 1
NUT, Hex Flange, 1/4-20 Toplock Small38 1930642SM 8
NUT, Hex Flange, 5/16-18, Whiz Lock Small39 1931277SM 2
CARRIAGE BOLT, 5/16-18 x 3/4 G540 1931333SM 2
SUPPORT, Gear Box 10GA41 1723922ASM 1
The above parts group applies to the following Mfg. Nos.:
5
2007Copyright © by Briggs and Stratton Corporation
Briggs and Stratton Yard Power Products Group
Milwaukee, WI, USA. All rights reserved
1694874 - 42" Two-Sta
g
e Snowthrower
TP 400-4554-00-AT-SMA

Auger Housing & Chute Group
NOTE: Unless noted otherwise,
use the standard hardware torque
specification chart.
987049
The above parts group applies to the following Mfg. Nos.:
6
2007Copyright © by Briggs and Stratton Corporation
Briggs and Stratton Yard Power Products Group
Milwaukee, WI, USA. All rights reserved
1694874 - 42" Two-Sta
g
e Snowthrower
TP 400-4554-00-AT-SMA

PART NO. DESCRIPTIONREF NO QTY.
Auger Housing & Chute Group
Footnotes
AUGER HOUSING ASSEMBLY, 42"1 1732272ASM 1
SCRAPER BAR, 42"2 1723986ASM 1
BOLT, Carriage, 5/16 - 18 x 3/43 1931333SM 11
LOCKNUT, Flange, 5/16 - 184 1935048SM 9
BEARING, Flange6 2172278ASM 4
BEARING, Cartridge7 1733105SM 2
SKID SHOE8 1725747ASM 2
BOLT, Carriage, 3/8 - 16 x 19 1960702SM 4
NUT, ESNA Flange, 3/8 - 1610 1960687SM 4
DRIFT CUTTERS11 1729642ASM 2
SCREW, Hex Washer Head Taptite, 5/16 - 18 x 3/412 1664847SM 2
NUT, Keps Washer, 5/16 - 1813 1960684SM 2
COVER, Gear14 1733934SM 1
MOTOR, Electric15 1728965SM 1
GEAR, Pinion16 1728967SM 1
SCREW, Hex Washer, #10 - 24 x 1-1/417 2860604SM 3
NUT, Hex Keps, #10 - 2418 1960745SM 3
NUT, Hex Flange Whizlock, 5/16 - 1821 1931277SM 6
SCREW, Hex Head, 5/16 - 18 x .6222 1925205SM 6
BRACKET, Cable25 1726411ASM 1
CHUTE RETAINERS26 1666613SM 3
SCREW, Plastite27 1960001SM 3
NUT, Push, 1/428 1960126SM 2
WASHER, Nylon29 2860210SM 1
SCREW, Hex Washer Head Taptite, 1/4 - 20 x 3/830 1929000SM 1
NUT, Hex Flange ESNA, 5/16 - 1831 1960686SM 1
SPACER32 1702219SM 3
ROD, Spring33 1611945SM 1
SPRING, Compression34 1611939SM 1
GUIDE ASSEMBLY, Cable37 1717591ASM 1
HARNESS, Spout Rotator38 1722735SM 1
HARNESS, Power Outlet39 1716987SM 1
HARNESS ASSEMBLY, Chute40 1732236SM 1
BRACKET, Cable Mount41 1721590ASM 1
CAPSCREW, 1/4 - 20 x 7/842 1924009SM 2
WASHER, Special43 1960151SM 2
NUT, Hex Keps, 1/4 - 2044 1960685SM 2
HAIRPIN, 1/1645 1960221SM 1
CABLE ASSEMBLY46 1724568SM 1
PIN, Flat Head47 1668344SM 1
GEAR, Chute48 1717477ASM 1
CHUTE ASSEMBLY49 1731437SM 1
CABLE TIE51 2825094SM 1
SPRING ANCHOR52 1724641ASM 1
The above parts group applies to the following Mfg. Nos.:
7
2007Copyright © by Briggs and Stratton Corporation
Briggs and Stratton Yard Power Products Group
Milwaukee, WI, USA. All rights reserved
1694874 - 42" Two-Sta
g
e Snowthrower
TP 400-4554-00-AT-SMA

Auger Housing & Chute Group
NOTE: Unless noted otherwise,
use the standard hardware torque
specification chart.
987049
The above parts group applies to the following Mfg. Nos.:
8
2007Copyright © by Briggs and Stratton Corporation
Briggs and Stratton Yard Power Products Group
Milwaukee, WI, USA. All rights reserved
1694874 - 42" Two-Sta
g
e Snowthrower
TP 400-4554-00-AT-SMA

PART NO. DESCRIPTIONREF NO QTY.
Auger Housing & Chute Group
Footnotes
CAPSCREW, 5/16 - 18 x 4-1/256 1722357SM 1
SPRING ANCHOR ASSEMBLY57 1732127ASM 1
WASHER58 1933468SM 1
NUT, Pushpal, 5/16 - 1859 1935255SM 1
SWITCH, Chute Control64 1724210SM 1
CLIP, Wire65 1715956SM 1
The above parts group applies to the following Mfg. Nos.:
9
2007Copyright © by Briggs and Stratton Corporation
Briggs and Stratton Yard Power Products Group
Milwaukee, WI, USA. All rights reserved
1694874 - 42" Two-Sta
g
e Snowthrower
TP 400-4554-00-AT-SMA

Decals Group
NOTE: Unless noted otherwise,
use the standard hardware torque
specification chart.
986173
The above parts group applies to the following Mfg. Nos.:
10
2007Copyright © by Briggs and Stratton Corporation
Briggs and Stratton Yard Power Products Group
Milwaukee, WI, USA. All rights reserved
1694874 - 42" Two-Sta
g
e Snowthrower
TP 400-4554-00-AT-SMA

PART NO. DESCRIPTIONREF NO QTY.
Decals Group
Footnotes
DECAL, Danger Auger1 1716532SM 1
DECAL, Caution2 1716531SM 1
DECAL, Danger Blower3 1722674SM 1
DECAL, OPEI4* 1
DECAL, Caution Weights5 1716540SM 1
DECAL, Caution6 1716536SM 1
DECAL, Warranty7*
* (Not servicable)
The above parts group applies to the following Mfg. Nos.:
11
2007Copyright © by Briggs and Stratton Corporation
Briggs and Stratton Yard Power Products Group
Milwaukee, WI, USA. All rights reserved
1694874 - 42" Two-Sta
g
e Snowthrower
TP 400-4554-00-AT-SMA

Torque Specification Chart
FOR STANDARD MACHINE HARDWARE (Tolerance ± 20%)
Hardware
Grade
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 7.6 810.9 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
Hex Head Capscrew
Hex Nut
Lockwasher
Washer
Carriage Bolt
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.
Hardware Identification & Torque Specifications
Common Hardware Types
Screw, 1/2 x 2
Body
Diameter
Body
Length
Inside
Diameter
Nut, 1/2”
No
Marks
3/8” Bolt or Nut
Wrench—9/16”
3/8
5/16” Bolt or Nut
Wrench—1/2”
5/16
1/4” Bolt or Nut
Wrench—7/16”
1/4
1/2” Bolt or Nut
Wrench—3/4”
1/2
DIA.
7/16
DIA.
7/16” Bolt or Nut
Wrench (Bolt)—5/8”
Wrench (Nut)—11/16”
Wrench & Fastener Size Guide
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 3/4
1/2
1
1/4 3/4
1/2
2
1/4 3/4
1/2
3
1/4 3/4
1/2
4