Simplicity 2003 Rapid User Manual
Parts Manual
2003 Rapid
Series Lawn Tractor & Mower Deck
18HP Tractors
Mfg. No. Description
1694375 2003 Rapid, 18HP Hydro (CE)
Mower Decks
Mfg. No. Description
1694338 40" Mower Deck
02/2003
Rev.
TP 400-3823-00-BR-UV
Table Of Content
s
TRACTOR / MOWER DECK COMPONENTS PAGES
Frame & Front Axle Group ....................................................................................................
Steering Group ......................................................................................................................
Engine Group - 18HP Briggs & Stratton ................................................................................
Transmission Group - Tuff Torq K46Q ..................................................................................
Transmission SERVICE PARTS - Tuff Torq K-46Q Transaxle ..............................................
Lift Group ...............................................................................................................................
Controls Group ......................................................................................................................
Cruise Control Group ............................................................................................................
Electrical Group .....................................................................................................................
Seat Deck & Fuel Tank Group ...............................................................................................
Hopper Group ........................................................................................................................
Mulching Group .....................................................................................................................
Wheels & Tires Group ...........................................................................................................
Decals Group ........................................................................................................................
40" Mower Deck - Belt Idle Arm & Hitch ................................................................................
40" Mower Deck - Height Adjustment & Roller Bar ...............................................................
40" Mower Deck - Housing, Arbors & Blade ..........................................................................
2
4
6
8
12
18
20
22
24
28
30
34
36
38
40
42
46
Torque Specification Chart ..................................................................... Inside Back Cover
Frame & Front Axle Group
NOTE: Unless noted otherwise,
use the standard hardware torque
specification chart.
5
4
Torque to
150 ft. lbs.
(202 Nm)
3
2
1
985880
8
7
6
9
Torque to
Torque to
150 ft. lbs.
(202 Nm)
22-40 ft. lbs.
(30-54 Nm)
12
27
26
Torque to
50-57 ft. lbs.
(48-56 Nm)
32
25
29
24
31
30
28
11
2
18
20
33
29
10
19
1
Torque to
22-40 ft. lbs.
(30-54 Nm)
15
23
15
33
1
29
22
21
14
16
17
13
18
20
33
1
Torque to
13 ft. lbs.
Torque to
55-60 ft. lbs.
(74-81 Nm)
Service Kit
1686943
34
35
36
29
38
37
The above parts group applies to the following Mfg. Nos.:
1694375 - 2003 Rapid
© Copyright Simplicity Manufacturing, Inc. All Rights Reserved.
2003
2
TP 400-3823-00-BR-UV
Frame & Front Axle Group
PART NO. DESCRIPTIONREF NO. QTY.
1 1930645 7 NUT, Hex Flange Lock, 3/8-16
2 1960035 2 WASHER
3 960646 1 NUT, Hex Flange, 5/8-11
4 1722212 1 PL A T E , A x le
5 1724081 1 TOWER & SUPPORT ASSEMBLY
6 1923683 4 CAPSCREW, Hex Head Taptite, 3/8-16 x 3/4
7 1723528 1 SUPPORT
8 1664847 4 CAPSCREW, Hex Head Taptite, 5/16-18 x 3/4
9 1721572 1 FRAME ASSEMBLY
10 960645 1 CAPSCREW, 5/8-11 x 3-1/2
11 1933260 4 CAPSCREW, Hex Head, Flange Lock, 3/8-16 x 3/4
12 1722541 1 LINK, Drag
13 1919262 1 NUT, Hex Jam, 1/2-20
14 1922755 1 WASHER
15 1960103 2 WASHER
16 1702779 1 JOINT, Ball
17 1708236 1 SPACER
18 1931350 2 CARRIAGE BOLT, 3/8-16 x 1
19 1722626 1 ROD, Tie
20 1611705 2 SPACER
21 1722200 1 AXEL ASSEMBLY, w/ LH Spindle (Includes Ref. Nos. 21, 35, 36 & 43)
22 1930650 2 NUT, Hex Flange Lock, 7/16-14
23 1931352 1 CARRIAGE BOLT, 3/8-16 x 1-1/2
24 1721918 1 HOOK, "J"
25 1927531 2 CAPSCREW, Hex Head, 7/16-14 x 2, GR8
26 1721805 1 BUMPER, Black, Steel, Standard
26 1723502 1 BUMPER, Chrome, Optional
27 1960086 4 SCREW, Torx Head, 5/16-18 x 7/8
28 1721752 1 SPACER
29 1721682 6 BUSHING
30 1919394 1 WASHER
31 932577 1 REAINING RING
32 1722199 1 SPINDLE, RH
33 1704314 1 FITTING, Lube
34 923485 1 CAPSCREW, 3/8-16 x 7/8, GR8
35 1663151 1 LOCKWASHER, 3/8
36 1725113 1 HUB & ARM ASSEMBLY
37 1724264 1 SPINDLE, RH
38 930671 1 KEY, Woodruff
Footnotes
The above parts group applies to the following Mfg. Nos.:
1694375 - 2003 Rapid
© Copyright Simplicity Manufacturing, Inc. All Rights Reserved.
2003
3
TP 400-3823-00-BR-UV
Steering Group
NOTE: Unless noted otherwise,
use the standard hardware torque
specification chart.
17
1
18
21
19
986091
2
Steering cap
snaps over
steering wheel.
3
7
5
6
8
4
20
16
Torque to
11 ft/lbs
(15 Nm.)
15
9
5
Torque to
36-44 ft/lbs
(49-59 Nm.)
7
12
13
Torque to
19.5 ft/lbs
(26 Nm.)
14
7
10
11
Bearing mounts
below frame.
Slide pinion into
gear before
tightening nuts.
The above parts group applies to the following Mfg. Nos.:
1694375 - 2003 Rapid
© Copyright Simplicity Manufacturing, Inc. All Rights Reserved.
2003
4
TP 400-3823-00-BR-UV
Steering Group
PART NO. DESCRIPTIONREF NO. QTY.
1 1722318 1 STEERING WHEEL, Straight Shaft
2 1722319 1 CAP-STEERING WHEEL
3 1960540 1 PI N , S pr i n g
4 1722749 1 COVER, Black Rubber
5 176440 2 BUSHING
6 1721736 1 PLATE, Mounting Steering
7 1960114 6 WASHER
8 1933260 2 CAPSCREW, Hex Head Flange Lock, 3/8-16 x 3/4
9 1931211 2 NUT, Hex Whiz Lock, 3/8-16
10 1722459 1 BEARING
11 1722461 1 SPACER
12 1724470 1 GEAR & SHAFT ASSEMBLY
13 1960032 1 CAPSCREW, Hex Head, 3/8-16 x 1-1/4
14 1930645 1 NUT, Hex Flange Lock, 3/8-16
15 1664847 2 CAPSCREW, Hex Head Taptite, 5/16-18 x 3/4
16 1723604 1 SHAFT ASSEMBLY
17 1919314 1 PIN, Cotter
18 1931317 2 CARRIAGE BOLT, 1/4-20 x 3/4
19 928372 2 NUT, Hex,1/4-2 0
20 1611710 1 RING, Clipring Extension
21 1960518 2 NUT, Push
Footnotes
The above parts group applies to the following Mfg. Nos.:
1694375 - 2003 Rapid
© Copyright Simplicity Manufacturing, Inc. All Rights Reserved.
2003
5
TP 400-3823-00-BR-UV
Engine Group - 18HP Briggs & Stratton
NOTE: Unless noted otherwise,
use the standard hardware torque
specification chart.
4
2
1
Torque to
18 ft/lbs.
986012
7
6
5
3
8
10
9
11
13
14
12
32
27
28
16
29
27
30
31
30
RH Rear
26
Tie clutch wire
to spring away
from pulley.
23
15
25
24
Torque to
19-23 ft/lbs.
20
15
16
Note:
Orentation
22
21
of All Keys
17
18
19
Torque to
45-50 ft/lbs.
The above parts group applies to the following Mfg. Nos.:
1694375 - 2003 Rapid
© Copyright Simplicity Manufacturing, Inc. All Rights Reserved.
2003
6
TP 400-3823-00-BR-UV
Engine Group - 18HP Briggs & Stratton
PART NO. DESCRIPTIONREF NO. QTY.
1 1721706 1 MUFFLER
2 * 2 GASKET
3 * 4 CAPSCREW
4 1723165 1 H OSE, Oil Drain
5 1722779 1 DECAL, 18HP
6 * 1 ENGINE, 18 HP Briggs & Stratton INTEK TWIN, Model 406777, Type
0162E1
7 1719847 1 SEAL, Circle
8 1722388 1 BULKHEAD
9 1925003 2 CAPSCREW, Hex Head Taptite, 1/4-20 x 1/2
10 1721950 1 CONTROL, Throttle Double 39" Long w/Knobs
11 1701011 1 TIE
12 934683 2 CLIP, Wire
13 960112 2 CLAMP, Hose Type E
14 1718678 1 HOSE, 58" Long
15 1722392 2 SHIELD
16 1929000 8 SCREW, Hex Head Taptite, 1/4-20 x 3/8
17 1708264 1 NUT, Speci a l
18 1918199 1 LOCKWASHER, 7/16
19 1960648 1 CAPSCREW, Hex Head, 7/16-20 x 2-3/4
20 1720532 1 CLUTCH, Electric, OGURA
21 1722288 1 PULLEY & HUB ASSEMBLY, 4-1/2 OD
22 1720463 1 KEY
23 932747 1 TIE
24 930598 4 CAPSCREW, Hex Head Taptite, 3/8-16 x 1-1/2
25 920427 1 LOCKWASHER, External Tooth, 3/8
26 1722414 1 SHIELD, Muffler Bottom
27 1960368 8 NUT, Speed,1/4-20
28 1722389 1 DUCT, Muffler Top
29 1935255 2 NUT, Speed, 5/16-18
30 1960295 8 CAPSCREW, Hex Head Flange Lock1/4-20 x 5/8
31 1924856 2 CAPSCREW, Hex Head Taptite, 5/16-18 x 1/2
32 1722390 1 DUCT, Muffler Extension
Footnotes
* See your local Briggs & Stratton distributor for parts and service.
The above parts group applies to the following Mfg. Nos.:
1694375 - 2003 Rapid
© Copyright Simplicity Manufacturing, Inc. All Rights Reserved.
2003
7
TP 400-3823-00-BR-UV
Transmission Group - Tuff Torq K46Q
NOTE: Unless noted otherwise,
use the standard hardware torque
specification chart.
4, 5
3
2
1
986231
14
9
10
8
7
6
11
13
12
Rear frame
hitch
31
46
13
15
18
10
20
16
17
19
21
22
6
15
9
7
26
10
See Control
Group
10
26
40
Spring to be compressed
to 2.50" - 2.62" (6.4cm -
6.7 cm)when
brake is locked.
44
43
41
39
32
38
32
37
36
32
35
42
21
45
9
24
26
30
32
26
26
34
32
33
23
25
27
28
29
27
21
The above parts group applies to the following Mfg. Nos.:
1694375 - 2003 Rapid
© Copyright Simplicity Manufacturing, Inc. All Rights Reserved.
2003
8
TP 400-3823-00-BR-UV
Transmission Group - Tuff Torq K46Q
PART NO. DESCRIPTIONREF NO. QTY.
1 1920397 2 NUT, Hex Lock ESNA, 1/4-20
2 1960654 2 SCREW, Phillips Head, 1/4-20 x 1-1/4
3 1704351 15 FASTENER, Panel
4 1722173 1 PAD, Footrest, RH
5 1722174 1 PAD, Footrest, LH
6 176440 2 BUSHING
7 1667812 2 SPACER
8 174561 1 PULLEY, 3" OD
9 1919439 3 NUT, Hex Lock ESNA, 3/8-16
10 1924940 3 WASHER
11 1723035 1 SUPPORT, Transmission, RH
12 1723037 1 BRACKET, Chute
13 1931355 2 CARRIAGE BOLT, 3/8-16 x 2-1/4
14 1921176 1 CAPSCREW, Hex Head, 1/2-13 x 1-1/4
15 1960170 2 WASHER
16 1724578 1 DRAWBAR
17 1916966 1 LOCKWASHER, 1/2
18 1916951 1 NUT, Hex 1/2- 1 3
19 174497 1 PULLEY, 4" OD
20 1931350 4 CARRIAGE BOLT, 3/8-16 x 1
21 1919438 6 NUT, Hex Lock ESNA, 5/16-18
22 1723036 1 SUPPORT, Transmisson, LH
23 927794 2 RING, “E”
24 1723234 1 ROD, Free Wheel
25 1922127 1 CAPSCREW, Hex Head, 5/16-18 x 1-3/4
26 1722460 5 PIN, Quick
27 1960141 2 WASHER
28 1723042 1 STRAP, Torque
29 1931333 1 CARRIAGE BOLT, 5/16-18 x 3/4
30 1721022 1 TRANSMISSION ASSEMBLY, K46Q
31 1960636 1 NUT, Hex KEPS, 5/16-18
32 1919326 9 WASHER
33 1923141 4 CAPSCREW, Hex Head, 5/16-18 x 2-3/4
34 1723045 1 ROD
35 1723038 1 SHAFT ASSEMBLY
36 1666697 1 SPACER
37 1723268 1 V-BELT, Drive
38 1723043 1 ARM & PIN ASSEMBLY
39 1921333 1 CAPSCREW, Hex Head, 5/16-18 x 1
40 1723090 1 ROD
Footnotes
The above parts group applies to the following Mfg. Nos.:
1694375 - 2003 Rapid
© Copyright Simplicity Manufacturing, Inc. All Rights Reserved.
2003
9
TP 400-3823-00-BR-UV
Transmission Group - Tuff Torq K46Q
NOTE: Unless noted otherwise,
use the standard hardware torque
specification chart.
4, 5
3
2
1
986231
14
9
10
8
7
6
11
13
12
Rear frame
hitch
31
46
13
15
18
10
20
16
17
19
21
22
6
15
9
7
26
10
See Control
Group
10
26
40
Spring to be compressed
to 2.50" - 2.62" (6.4cm -
6.7 cm)when
brake is locked.
44
43
41
39
32
38
32
37
36
32
35
42
21
45
9
24
26
30
32
26
26
34
32
33
23
25
27
28
29
27
21
The above parts group applies to the following Mfg. Nos.:
1694375 - 2003 Rapid
© Copyright Simplicity Manufacturing, Inc. All Rights Reserved.
2003
10
TP 400-3823-00-BR-UV
Transmission Group - Tuff Torq K46Q
PART NO. DESCRIPTIONREF NO. QTY.
41 1918447 1 PIN, Cotter
42 1922755 1 WASHER
43 1723267 1 BRACKET & PIN ASSEMBLY
44 8191045 1 SPRING, Compression
45 1960103 1 WASHER
46 1960637 4 NUT, Hex KEPS, 3/8-16
Footnotes
The above parts group applies to the following Mfg. Nos.:
1694375 - 2003 Rapid
© Copyright Simplicity Manufacturing, Inc. All Rights Reserved.
2003
11
TP 400-3823-00-BR-UV
Transmission SERVICE PARTS - Tuff Torq K-46Q Transaxle
NOTE: Unless noted otherwise,
use the standard hardware torque
specification chart.
THICKER PLATE
68
1721022
1
2
5
85
84
86
87
25
24
80
6
6
74
74
81
79
79
78
73
72
71
70
69
66
67
65
77
76
75
64
62
61
59
63
60
58
3
4
6
7
83
83
82
8
11
12
9
13
10
20
24
14
15
16
17
18
16
19
20
21
22
23
23
25
26
1
27
28
29
31
52
47
48
57
The above parts group applies to the following Mfg. Nos.:
1694375 - 2003 Rapid
33
PLATE OF SMALLER INNER DIA.
SHOULD CONTACT PISTONS.
48
34
36
37
38
SEAL SIDE; OUTER
42
39
40
41
35
45
41
44
43
47
30
31
31
32
49
51
50
49
46
56
53
54
55
56
54
55
© Copyright Simplicity Manufacturing, Inc. All Rights Reserved.
2003
12
TP 400-3823-00-BR-UV
Transmission SERVICE PARTS - Tuff Torq K-46Q Transaxle
PART NO. DESCRIPTIONREF NO. QTY.
1 1724316 2 SNAP RING
2 1724313 1 PULLEY
3 1724315 1 LOCK WASHER
4 1724314 1 FAN
5 1724312 2 SPLINE COLLAR
6 1718076 3 R IN G , "E "
7 1724291 1 PUMP SHAFT
8 1724283 1 SEAL
9 1708650 1 RING, Snap
10 1718083 1 BEARING
11 1724282 1 SEALING CAP
12 1724279 2 MAGNET
13 1724337 1 HOLDER, MAGNET
14 1718052 1 VENT VALVE
15 1724334 1 RESERVOIR TANK
16 1724336 2 MINIATURE CLAMP
17 1724339 1 SUPPORT
18 1724335 1 TUBE
19 1724310 1 PIN
20 1720421 1 PIN
21 1724306 1 ARM, Brake
22 1724308 1 RETURN SPRING
23 1708690 2 "O" RING
24 1720814 2 BUSHING
25 1718111 2 SEAL
26 1724307 1 SHAFT, BRAKE
27 1724309 1 ACTUATOR, Brake
28 1724305 1 SHOE, BRAKE
29 1724340 1 CENTER CASE, Complete
30 1718070 1 PIN
31 1720805 3 BOLT
32 1724341 1 FILTER K55
33 1718084 1 WASHER
34 1724292 1 CYLINDER BLOCK
35 1718078 1 BEARING
36 1718077 1 HOUSING
37 1724293 1 SHAFT MOTOR
38 1708672 1 RING, Snap
39 1718083 1 BEARING
40 1724294 1 MOTOR GEAR
Footnotes
The above parts group applies to the following Mfg. Nos.:
1694375 - 2003 Rapid
© Copyright Simplicity Manufacturing, Inc. All Rights Reserved.
2003
13
TP 400-3823-00-BR-UV
Transmission SERVICE PARTS - Tuff Torq K-46Q Transaxle
NOTE: Unless noted otherwise,
use the standard hardware torque
specification chart.
THICKER PLATE
68
1721022
1
2
5
85
84
86
87
25
24
80
6
6
74
74
81
79
79
78
73
72
71
70
69
66
67
65
77
76
75
64
62
61
59
63
60
58
3
4
6
7
83
83
82
8
11
12
9
13
10
20
24
14
15
16
17
18
16
19
20
21
22
23
23
25
26
1
27
28
29
31
52
47
48
57
The above parts group applies to the following Mfg. Nos.:
1694375 - 2003 Rapid
33
PLATE OF SMALLER INNER DIA.
SHOULD CONTACT PISTONS.
48
34
36
37
38
SEAL SIDE; OUTER
42
39
40
41
35
45
41
44
43
47
30
31
31
32
49
51
50
49
46
56
53
54
55
56
54
55
© Copyright Simplicity Manufacturing, Inc. All Rights Reserved.
2003
14
TP 400-3823-00-BR-UV
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