Simplicity 960 User manual

Parts Manual
Rev. 11/2003
960 Large Frame
Two-Stage Snowthrowers
TP 400-3890-01-LW-S
Mf
g
. No. Descri
p
tion
9
HP
S
nowthrowers
1694435 960M, 9HP Snowthrower (CE)
1694439 960E, 9HP Snowthrower

Table Of Content
s
Torque Specification Chart ..................................................................... Inside Back Cover
PRODUCT COMPONENTS PAGES
Handles and Controls Group ................................................................................................. 4
Engine and Frame Group - 9HP Electric Start ...................................................................... 8
Engine and Frame Group - 9HP Manual Start ...................................................................... 12
Auger and Impeller Group - 24" ............................................................................................. 16
Auger Housing and Chute Group - 24" .................................................................................. 18
Traction Drive Group ............................................................................................................. 20
Wheels & Tires Group ..........................................................................................................24
Decals Group - 960 ............................................................................................................... 26

Handles and Controls Group
NOTE: Unless noted otherwise,
use the standard hardware torque
specification chart.
The holes in the frame for Ref. 40 are
slotted so the gear support (Ref. 37) can
be positioned to ensure the inside surface
of the gear support is tight against the
hub of the front gear (Ref. 49).
Mount bushings (Ref. 9)
with flange on inside of
brackets, 3 places.
Ref. 13 required on
slotted holes only.
Slot towards
rear of unit.
Shift rod assembly (Ref. 57)
must pivot freely on
pivot blocks, (Ref. 58).
Apply adhesive to
secure grips.
Insert shift rod (Ref. 55)
into outter hole of Ref. 61.
Must pivot freely
on capscrew (Ref 22).
Apply lubricant as required.
Must slide freely in
dash assembly (Ref 8).
Apply lubricant as required.
1
2
33
4
5
6
7
810 11
12
13
17
18
21
26
7
4
2028
30
31 32
33
33
35
34
51
52
40
53
54
53
54
55
61
62 58
50
59 38
35
51
51
58
53
54
12
57
56
63
38
36
37
9
49
42
47 48
46
39
31
41
49
38
40
50
9
9
19
27
45
44
43
20
40
31
60
46
14
15
16
22
23
18
29
1624
25
9
64
65
986366
The above parts group applies to the following Mfg. Nos.:
2003 4 © Copyright Simplicity Manufacturing, Inc. All Rights Reserved.
1694439 - 960E
1694435 - 960M
TP 400-3890-01-LW-S

PART NO. DESCRIPTIONREF NO. QTY.
Handles and Controls Group
Footnotes
1 1668525 1 ROD, Auger, 3 7/16 Long 10-24
2 1669323 1 SPRING, Extension, 3 7/16 Long
3 1916621 4 NUT, Hex Machine Screw, 10-24
4 1715659 2 ROD, Clutch/Traction, 23 1/8 Long
5 1725434 1 HANDLE, RH
6 1722638 1 HANDLE, Clutch, RH
7 1725245 2 GRIP, Black Vinyl
8 1722627 1 DASHBOARD & SUPPORT ASSEMBLY
9 1667588 3 BUSHING, 3/8
10 1714084 1 KNOB, Spinner, 2 1/2 Long
11 1960093 1 PUSH NUT, Pal, 3/8
12 1919438 4 NUT, Hex Lock ESNA Light, 5/16-18
13 1919326 2 WASHER, 5/16
14 1722633 1 ROD & SPRING ASSEMBLY, with Pin
15 1722690 1 SPRING, Compression, 1 7/8 Long
16 1960519 1 PUSH NUT, Stud Cap, 1/2
17 1722667 1 HANDLE, Clutch, LH
18 1923358 2 NUT, Hex Centerlock, 1/4-20
19 1715655 2 SPACER
20 1922837 2 CAPSCREW, Hex Head, 1/4-20 x 1 1/2
21 1725433 1 HANDLE, LH
22 1960662 1 CAPSCREW Hex Head, 1/4-20 x 2
23 1722630 1 ROD, 5 3/4 Long
24 1921319 2 WASHER, 1/4
25 1722631 1 LEVER, Pivot
26 1715654 2 SPACER
27 1960671 2 SCREW, Taptite, Pan Head, Torx, 1/4-20 x 3/4
28 1921221 4 CAPSCREW, Hex Head, 5/16 x 1 1/2
29 1920397 2 NUT, Hex Lock ESNA Light, 1/4-20
30 1720452 2 CLAMP, Tube Saddle
31 1917356 3 LOCKWASHER, Spring, 5/16
32 1922127 2 CAPSCREW, Hex Head, 5/16-18 x 1 3/4
33 1921332 2 CAPSCREW, Hex Head, 5/16-18 x 3/4
34 1707452 1 SPRING, Extension, Clutch Rod
35 1668526 1 ROD, Clutch, 6 5/16 Long
36 1715658 1 ROD, Chute Control, 27 Long
37 1718793 1 SUPPORT, Gear
38 1921319 3 WASHER, 1/4
39 1960518 2 PUSH NUT, 1/4
40 1960252 2 CARRIAGE BOLT, 1/4-20 x 5/8 G5
The above parts group applies to the following Mfg. Nos.:
2003 5 © Copyright Simplicity Manufacturing, Inc. All Rights Reserved.
1694439 - 960E
1694435 - 960M
TP 400-3890-01-LW-S

Handles and Controls Group
NOTE: Unless noted otherwise,
use the standard hardware torque
specification chart.
The holes in the frame for Ref. 40 are
slotted so the gear support (Ref. 37) can
be positioned to ensure the inside surface
of the gear support is tight against the
hub of the front gear (Ref. 49).
Mount bushings (Ref. 9)
with flange on inside of
brackets, 3 places.
Ref. 13 required on
slotted holes only.
Slot towards
rear of unit.
Shift rod assembly (Ref. 57)
must pivot freely on
pivot blocks, (Ref. 58).
Apply adhesive to
secure grips.
Insert shift rod (Ref. 55)
into outter hole of Ref. 61.
Must pivot freely
on capscrew (Ref 22).
Apply lubricant as required.
Must slide freely in
dash assembly (Ref 8).
Apply lubricant as required.
1
2
33
4
5
6
7
810 11
12
13
17
18
21
26
7
4
2028
30
31 32
33
33
35
34
51
52
40
53
54
53
54
55
61
62 58
50
59 38
35
51
51
58
53
54
12
57
56
63
38
36
37
9
49
42
47 48
46
39
31
41
49
38
40
50
9
9
19
27
45
44
43
20
40
31
60
46
14
15
16
22
23
18
29
1624
25
9
64
65
986366
The above parts group applies to the following Mfg. Nos.:
2003 6 © Copyright Simplicity Manufacturing, Inc. All Rights Reserved.
1694439 - 960E
1694435 - 960M
TP 400-3890-01-LW-S

PART NO. DESCRIPTIONREF NO. QTY.
Handles and Controls Group
Footnotes
41 1960294 1 NUT, Hex Whiz Lock Flange, Small, 1/4-20
42 1611911 1 SUPPORT, Worm
43 1931333 1 CARRIAGE BOLT, 5/16 x 3/4 G5
44 1919326 1 WASHER, 5/16
45 1917372 1 NUT, Hex, 5/16-18
46 916168 2 PIN, Spring 1/8 x 3/4
47 1668186 1 WORM, Chute, LH
48 1725283 1 ROD, Chute, 18 Long
49 1718593 2 GEAR, Powder Metal
50 1918452 2 PIN, Cotter
51 1918447 3 PIN, Cotter
52 1666255 1 ROD, Shift, 3/8 15 5/16
53 1916964 3 LOCKWASHER, Spring, 1/4
54 1916622 3 NUT, Hex, 1/2-20
55 1720238 1 ROD, Upper Shift, 12 1/2 Long
56 1921159 1 CAPSCREW, Hex Head, 1/4-20 x 2 1/4 G5
57 1668523 1 ROD & CLEVIS ASSEMBLY, Shift
58 1668524 2 BLOCK, Pivot, 3/4 x 3/4
59 1924361 1 WASHER, 1/2
60 1668185 2 BUSHING, 1/2
61 1720240 1 ROD & ARM ASSEMBLY, Pivot
62 1715123 1 SPRING, Torsion, 1/2 Long
63 172038 1 KNOB
64 1718791 1 CABLE & HANDLE ASSEMBLY
65 1725702 1 SCREW, Pan Head, Torx, #10 x 1/2
The above parts group applies to the following Mfg. Nos.:
2003 7 © Copyright Simplicity Manufacturing, Inc. All Rights Reserved.
1694439 - 960E
1694435 - 960M
TP 400-3890-01-LW-S

Engine and Frame Group - 9HP Electric Start
NOTE: Unless noted otherwise,
use the standard hardware torque
specification chart.
Hook one end of spring (Ref. 15)
into top hole of roller arm (Ref. 16)
and other end into top hole of the idler
arm assembly in the Traction Drive Group.
Long hub of idler pulley
(Ref. 19) to be toward
idler arm (Ref. 16).
Position idler pulley (Ref. 25)
at center of slot in clutch arm
(Ref. 22).
Hook one end of spring (Ref. 27)
over clutch rod assembly (Ref. 22)
between tabsand other end into
slot in frame.
Use 0-2 washers
between Ref. 40
& 22 to assure a
centered belt and no
interference between
pulleys Ref. 19 & 25.
Position belt stop (Ref. 33)
1/16 to 1/8 inch from belt
when auger clutch is engaged.
Torque to
10-14 ft. lbs. or
14-20 N m
Right rear bolt.
2
1
3
4
56
7
8
910
11
12
13
14
15
16
17
18
19 20
21
21
22
39
40
25 26
27
28
30
29
32
33
34
35
36
37 38
39
39
8
18
18
29
23
24
41
42
43
44
46
45
47
50
48 49
51
31
986367
The above parts group applies to the following Mfg. Nos.:
2003 8 © Copyright Simplicity Manufacturing, Inc. All Rights Reserved.
1694439 - 960E
TP 400-3890-01-LW-S

PART NO. DESCRIPTIONREF NO. QTY.
Engine and Frame Group - 9HP Electric Start
Footnotes
1 1725416 1 BELT, Traction
2 1700415 1 BELT, Drive Auger
3 1725287 1 GUARD, Belt
4 1935255 2 NUT, Speed, 5/16-18
5 920426 2 LOCKWASHER, Ext. Tooth, 5/16
6 1918249 2 SCREW, Truss Head, 5/16-18 x 3/4
7 1725438 1 FRAME, Main
8 1930591 4 CAPSCREW, Whizlock, 5/16-18 x 3/4
9 1664847 4 CAPSCREW, Taptite, 5/16-18 x 3/8
10 1666374 1 COVER, Bottom
11 1926018 6 NUT, Speed, 1/4-20
12 1925003 6 CAPSCREW, Taptite,1/4-20 x 1/2
13 1669198 1 SUPPORT, Tie Bar
14 1927557 4 NUT, Hex, Whizlock, 5/16-18
15 1672735 1 SPRING, Idler
16 1703046 1 ARM, Idler, Traction
17 1665994 1 PIN
18 1928731 2 LOCKNUT, Jam, 3/8-16
19 1668477 1 PULLEY, Idler
20 1960647 1 CAPSCREW, Hex Head, 3/8-16 x 1-1/2
21 1918451 2 PlN, Cotter, 1/8 x 3/4
22 1612200 1 CLUTCH ROD & BRAKE ASSEMBLY
23 1669313 1 PAD, Brake
24 925160 2 RIVET, Pop
25 154534 1 PULLEY
26 1921971 1 CAPSCREW, Hex Head, 3/8-16 x 1-3/4
27 1724503 1 SPRING, Extension
28 * 1 ENGINE, Briggs & Stratton, 9 H.P. Electric Start - Engine Model #
20G4140111E1
29 1931277 4 NUT, Hex, 5/16-18
30 1935159 3 CAPSCREW, Hex Head, 5/16-18 x 1 3/4
31 960551 1 CAPSCREW, Hex Head, 5/16-18 x 2-1/2
32 1668174 1 GUIDE, Belt
33 1919326 6 WASHER,11/32 x 3/4
34 1917356 2 LOCKWASHER, 5/16
35 1921515 2 CAPSCREW, Hex Head, 5/16-24 x 3/4
36 1666109 1 PULLEY, Traction
37 1930540 1 SETSCREW, 5/8
38 8221042 1 KEY, Parallel, 3/16 x 13/16 x 7/8
39 1924940 3 WASHER, Flat, 13/32
40 157081 1 SPACER
* See your local Briggs & Stratton distributor for Parts & Service.
** Not a Service Part.
The above parts group applies to the following Mfg. Nos.:
2003 9 © Copyright Simplicity Manufacturing, Inc. All Rights Reserved.
1694439 - 960E
TP 400-3890-01-LW-S

Engine and Frame Group - 9HP Electric Start
NOTE: Unless noted otherwise,
use the standard hardware torque
specification chart.
Hook one end of spring (Ref. 15)
into top hole of roller arm (Ref. 16)
and other end into top hole of the idler
arm assembly in the Traction Drive Group.
Long hub of idler pulley
(Ref. 19) to be toward
idler arm (Ref. 16).
Position idler pulley (Ref. 25)
at center of slot in clutch arm
(Ref. 22).
Hook one end of spring (Ref. 27)
over clutch rod assembly (Ref. 22)
between tabsand other end into
slot in frame.
Use 0-2 washers
between Ref. 40
& 22 to assure a
centered belt and no
interference between
pulleys Ref. 19 & 25.
Position belt stop (Ref. 33)
1/16 to 1/8 inch from belt
when auger clutch is engaged.
Torque to
10-14 ft. lbs. or
14-20 N m
Right rear bolt.
2
1
3
4
56
7
8
910
11
12
13
14
15
16
17
18
19 20
21
21
22
39
40
25 26
27
28
30
29
32
33
34
35
36
37 38
39
39
8
18
18
29
23
24
41
42
43
44
46
45
47
50
48 49
51
31
986367
The above parts group applies to the following Mfg. Nos.:
2003 10 © Copyright Simplicity Manufacturing, Inc. All Rights Reserved.
1694439 - 960E
TP 400-3890-01-LW-S