Simplicity 2003 Rapid Series User manual

Parts Manual
Rev. 02/2003
2003 Rapid
Series Lawn Tractor & Mower Deck
TP 400-3823-00-BR-UV
Mf
g
. No. Descri
p
tion
1
8
HP Tractors
1694375 2003 Rapid, 18HP Hydro (CE)
Mf
g
. No. Descri
p
tion
Mower Decks
1694338 40" Mower Deck

Table Of Content
s
Torque Specification Chart ..................................................................... Inside Back Cover
TRACTOR / MOWER DECK COMPONENTS PAGES
Frame & Front Axle Group .................................................................................................... 2
Steering Group ...................................................................................................................... 4
Engine Group - 18HP Briggs & Stratton ................................................................................ 6
Transmission Group - Tuff Torq K46Q .................................................................................. 8
Transmission SERVICE PARTS - Tuff Torq K-46Q Transaxle .............................................. 12
Lift Group ............................................................................................................................... 18
Controls Group ...................................................................................................................... 20
Cruise Control Group ............................................................................................................ 22
Electrical Group ..................................................................................................................... 24
Seat Deck & Fuel Tank Group ............................................................................................... 28
Hopper Group ........................................................................................................................ 30
Mulching Group ..................................................................................................................... 34
Wheels & Tires Group ...........................................................................................................36
Decals Group ........................................................................................................................ 38
40" Mower Deck - Belt Idle Arm & Hitch ................................................................................ 40
40" Mower Deck - Height Adjustment & Roller Bar ............................................................... 42
40" Mower Deck - Housing, Arbors & Blade .......................................................................... 46

Frame & Front Axle Group
NOTE: Unless noted otherwise,
use the standard hardware torque
specification chart.
Torque to
150 ft. lbs.
(202 Nm)
Torque to
150 ft. lbs.
(202 Nm)
Torque to
22-40 ft. lbs.
(30-54 Nm)
Torque to
13 ft. lbs.
Service Kit
1686943
Torque to
50-57 ft. lbs.
(48-56 Nm)
Torque to
22-40 ft. lbs.
(30-54 Nm)
Torque to
55-60 ft. lbs.
(74-81 Nm)
11 17
15
19
12
18
14
16
13
20
21
27
25
22
29
24
26
23
1
7
5
9
2
8
46
3
10
2
15
18
20
30
1
1
1
28
29
29 29
31
32
33
33
33
34
35
36
37 38
985880
The above parts group applies to the following Mfg. Nos.:
2003 2 © Copyright Simplicity Manufacturing, Inc. All Rights Reserved.
1694375 - 2003 Ra
p
id
TP 400-3823-00-BR-UV

PART NO. DESCRIPTIONREF NO. QTY.
Frame & Front Axle Group
Footnotes
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 PLATE, Axle
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
The above parts group applies to the following Mfg. Nos.:
2003 3 © Copyright Simplicity Manufacturing, Inc. All Rights Reserved.
1694375 - 2003 Ra
p
id
TP 400-3823-00-BR-UV

Steering Group
NOTE: Unless noted otherwise,
use the standard hardware torque
specification chart.
Torque to
36-44 ft/lbs
(49-59 Nm.)
Bearing mounts
below frame.
Slide pinion into
gear before
tightening nuts.
Steering cap
snaps over
steering wheel.
Torque to
19.5 ft/lbs
(26 Nm.)
Torque to
11 ft/lbs
(15 Nm.)
11
17
15
19
12
18
14
16
13
1
5
9
2
8
4
6
3
10
7
5
7
7
20
21
986091
The above parts group applies to the following Mfg. Nos.:
2003 4 © Copyright Simplicity Manufacturing, Inc. All Rights Reserved.
1694375 - 2003 Ra
p
id
TP 400-3823-00-BR-UV

PART NO. DESCRIPTIONREF NO. QTY.
Steering Group
Footnotes
1 1722318 1 STEERING WHEEL, Straight Shaft
2 1722319 1 CAP-STEERING WHEEL
3 1960540 1 PIN, Spring
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,1/4-20
20 1611710 1 RING, Clipring Extension
21 1960518 2 NUT, Push
The above parts group applies to the following Mfg. Nos.:
2003 5 © Copyright Simplicity Manufacturing, Inc. All Rights Reserved.
1694375 - 2003 Ra
p
id
TP 400-3823-00-BR-UV

Engine Group - 18HP Briggs & Stratton
NOTE: Unless noted otherwise,
use the standard hardware torque
specification chart.
Torque to
18 ft/lbs.
Tie clutch wire
to spring away
from pulley.
Torque to
45-50 ft/lbs.
Torque to
19-23 ft/lbs.
Note:
Orentation
of All Keys
RH Rear
18
21
20
15
19
17
16
23
22
29
30
24
28
26
25
4
9
14
6
8
10
7
13
27
16
30
32
2
1
3
15
31
12
11
5
27
986012
The above parts group applies to the following Mfg. Nos.:
2003 6 © Copyright Simplicity Manufacturing, Inc. All Rights Reserved.
1694375 - 2003 Ra
p
id
TP 400-3823-00-BR-UV

PART NO. DESCRIPTIONREF NO. QTY.
Engine Group - 18HP Briggs & Stratton
Footnotes
1 1721706 1 MUFFLER
2 * 2 GASKET
3 * 4 CAPSCREW
4 1723165 1 HOSE, 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, Special
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
* See your local Briggs & Stratton distributor for parts and service.
The above parts group applies to the following Mfg. Nos.:
2003 7 © Copyright Simplicity Manufacturing, Inc. All Rights Reserved.
1694375 - 2003 Ra
p
id
TP 400-3823-00-BR-UV

Transmission Group - Tuff Torq K46Q
NOTE: Unless noted otherwise,
use the standard hardware torque
specification chart.
Rear frame
hitch
See Control
Group
Spring to be compressed
to 2.50" - 2.62" (6.4cm -
6.7 cm)when
brake is locked.
11
17
15
19
12
18
14
16
13
20 21
27
25
29
22
28
24
26
23
30
37
35
39
32
38
34
36
33
40
41
46
45
42
31
44
9
43
1
7
9
2
8
4, 5
6
3
10
32
15
9
10
7
26
26
26
26
27
21
32
32
10
10
21
32
6
13
986231
The above parts group applies to the following Mfg. Nos.:
2003 8 © Copyright Simplicity Manufacturing, Inc. All Rights Reserved.
1694375 - 2003 Ra
p
id
TP 400-3823-00-BR-UV