Husqvarna YTH21K46 Setup guide

YTH21K46
ILLUSTRATED PARTS LIST
07002
532 44 24-72 Rev. 1
Gasoline containing up to 10% ethanol (E10) is acceptable for use in this machine.
The use of any gasoline exceeding 10% ethanol (E10) will void the product warranty.

27
TRACTOR - - MODEL NUMBER YTH21K46 (96045002601), PRODUCT NO. 960 45 00-26
SCHEMATIC
M
FUSE
STARTER
SOLENOID
BATTERY
CLUTCH/BRAKE
(PEDAL UP)
REVERSE SWITCH
(NOT IN REVERSE)
SEAT SWITCH
(NOT OCCUPIED)
SHORTING
CONNECTOR
CHASSIS
HARNESS
IGNITION
UNIT
HOUR
METER
CHASSIS HARNESS
CONNECTOR
(MATING SIDE)
DASH HARNESS
CONNECTOR
(MATING SIDE)
LIGHT
SWITCH
HEADLIGHTS
FUEL
LINE
FUEL SHUT-OFF
SOLENOID
(IF SO EQUIPPED)
JUNCTION
CONNECTOR
S
M
B
G
L
2
3
1
6
A2
A1
M
63
52
41
6
5
4
3
2
1
SPARK
PLUGS GAP
(2 PLUGS ON
TWIN CYL. ENGINES)
(OPTIONAL)
NON-REMOVABLE
CONNECTIONS
REMOVABLE
CONNECTIONS
WIRING INSULATED CLIPS
NOTE: IF WIRING INSULATED
CLIPS WERE REMOVED FOR
SERVICING OF UNIT, THEY
SHOULD BE RE-INSTALLED TO
PROPERLY SECURE YOUR
WIRING.
SCH10
IGNITION SWITCH
CIRCUIT
POSITION
OFF
B+A1
RUN/OVERRIDE
B+S+A1START
M+G+A1
B+A1RUN
“MAKE”
L+A2
03107
ATTACHMENT CLUTCH
(CLUTCH OFF)
REGULATOR STATOR
28 VOLTS AC @ 3600 RPM (REGULATOR DISCONNECTED)
CHARGING SYSTEM OUTPUT
9-16 AMP DC @ 3600 RPM
RED
BLACK
BLACK /WHITE
ORANGE
BROWN
BLUE
BLUE
BLACK
BLACK
BLACKBLACK
BLACK
BLACK
BLACK
BLACK
BLACK
D
E
R
RED
WHITE
WHITE
GRAY
GRAY
BLACK
BLACK
POWER OUTLET
(OPTIONAL)
12V
BLACK
A
AMMETER
(OPTIONAL)

28
TRACTOR - - MODEL NUMBER YTH21K46 (96045002601), PRODUCT NO. 960 45 00-26
ELECTRICAL
30
33
34
22
79 21
41
42
26
43
27
40
71
16
87
25
T06S
90
28
55
With 12V Outlet Option
59
103
With Service Minder Option
4646
102
29
2
105

29
TRACTOR - - MODEL NUMBER YTH21K46 (96045002601), PRODUCT NO. 960 45 00-26
ELECTRICAL
KEY PART
NO. NO. DESCRIPTION
1 532 16 34-65 Battery
2 874 76 04-12 Bolt Hex Head 1/4-20 x 3/4
8 532 19 32-28 Box Battery
16 532 17 61-38 Switch Interlock Push-In
21 532 40 02-52 Harness Socket Light w/4152J
22 532 00 41-52 Bulb Light
25 532 41 28-95 Cable Starter
26 532 17 51-58 Fuse
27 873 51 04-00 Nut Keps Hex 1/4-20 unc
28 532 19 88-85 Cable, Ground
29 532 40 15-45 Switch, Seat
30 532 19 33-50 Switch, Ign
33 532 41 19-33 Key/Chain
34 532 11 07-12 Switch Light/Reset
40 532 40 10-98 Harness Ign. Dash
41 817 72 04-08 Screw Thd Cut 1/4-20 x 1/2
42 532 13 15-63 Cover, Terminal
43 532 19 25-07 Solenoid
46 532 40 17-63 Gauge Serviceminder Hrmtr
55 817 06 05-12 Screw Thdrol 5/16-18 x 3/4 TYTT
71 532 40 04-49 Harness Ign.
79 532 17 52-42 Socket Asm. Bulb
87 532 19 78-02 Switch Interlock
90 532 43 53-95 Cover Terminal
102 532 40 44-54 Harness Pigtail
105 532 40 75-68 Switch Reverse
NOTE: All component dimensions given in U.S. inches
1 inch = 25.4 mm

30
TRACTOR - - MODEL NUMBER YTH21K46 (96045002601), PRODUCT NO. 960 45 00-26
CHASSIS
182
176
176
175
150
130
177
176
14
130
130
130
202
203
208
18
15
25
207
5
176
176
205
151
206
3
137
137
214
204
297
191
chassis-tex_GT HUSQ_II_42
130
52
217
68
68
213
213
218
68
68
68
68
183
183
236
236
34
235
235
228
228
194
180
234
234
195
37
194
194
181
181
162
196
287
138 36
36
159
159 189
189
152

31
TRACTOR - - MODEL NUMBER YTH21K46 (96045002601), PRODUCT NO. 960 45 00-26
CHASSIS
KEY PART
NO. NO. DESCRIPTION
3 532 43 97-52 Applique
5 532 43 74-73 Dash
14 532 44 11-77 Hood
15 532 43 97-33 Lens LH
18 532 43 77-62 Grille
25 532 43 97-32 Lens RH
34 532 19 61-25 Plate Engine
36 817 06 05-12 Screw 5/16-18 x 3/4
37 532 44 12-06 Fender
52 873 68 05-00 Nut Lock 5/16-18
68 817 49 05-08 Screw Thdrol 5/16-18 x 1/2
130 532 41 63-58 Screw #10 x 0.750
137 532 40 75-90 Bumper Dash
138 532 43 97-47 Cupholder
150 532 43 97-31 Air Duct
151 532 43 66-70 Bracket Pivot
152 532 19 95-35 Shield Browning
159 817 00 06-12 Screw Hexwsh Thrd 3/8-16 x 3/4
162 532 14 24-32 Screw
175 532 19 63-04 Crossmember
176 532 40 07-76 Screw 10-24 x 5/8
177 532 19 52-27 Bushing Steering
180 532 19 54-57 Chassis
181 532 43 97-46 Bushing Mtg. Fender Crgo
182 532 40 68-59 Dash Lower
NOTE: All component dimensions given in U.S. inches
1 inch = 25.4 mm
183 874 52 05-20 Bolt 5/16-18 x 1-1/4
189 817 00 05-12 Screw 5/16-18 x 3/4
191 532 43 74-55 Insert Reflective RH
194 873 90 05-00 Nut Lock Hex Flange 5/16-18
195 532 40 41-37 Plug Hole Dash Lower
196 532 43 96-47 Console Asm. Deck Lift
202 532 43 97-28 Vent Side Hood RH
203 532 43 97-27 Vent Side Hood LH
204 532 43 57-14 Vent Top Hood
205 532 43 97-30 Skirt Hood Side RH
206 532 43 97-29 Skirt Hood Side LH
207 532 43 97-34 Bezel RH
208 532 43 97-35 Bezel LH
213 874 76 05-12 Bolt 5/16-18 x 3/4
214 532 19 91-45 Clip Retainer Tinner
217 532 40 91-67 Rod Pivot
218 532 19 63-95 X-Piece Hood Stop
228 532 19 51-61 Stud Fastner
234 532 40 47-42 Bumper Hood
235 532 40 61-29 Spacer Fender
236 873 93 05-00 Nut Lock 5/16-18 unc
287 817 60 04-06 Screw 1/4-20 x 3/8
297 532 43 74-56 Insert Reflective LH
KEY PART
NO. NO. DESCRIPTION

32
TRACTOR - - MODEL NUMBER YTH21K46 (96045002601), PRODUCT NO. 960 45 00-26
DRIVE
52
51
170
171
225
125
drive-tex_K46_pedal_88
2
2
73
73 33
205
1
116
33
230
230
183
183
205
116
56
213
221
160
206
26
207
209
92 125
116
64
188
161
163
35
184
167
160
42
29
15
159
159
221
186
189
49
187
50
51
52
51
190
185
125
226
227
125
125
80
208
210
214
125
215
153
166
211
211
222
17 153
99
216
143

33
TRACTOR - - MODEL NUMBER YTH21K46 (96045002601), PRODUCT NO. 960 45 00-26
DRIVE
NOTE: All component dimensions given in U.S. inches
1 inch = 25.4 mm
1 532 42 61-20 Transaxle, TUFFTORQ K46BT
2 532 12 35-83 Key Square
15 819 13 13-16 Washer 13/32 x 13/16 x 16 Ga.
17 532 41 36-78 Spring, Brake
26 532 19 96-79 Spring Return Cruise
29 532 40 38-06 Rod, Brake
33 812 00 00-01 Ring E
35 532 43 54-86 Rod, Brake, Park
42 532 12 48-72 Cover, Foot Pedal
49 872 11 06-14 Bolt
50 532 19 43-27 Pulley Idler Flat
51 873 90 06-00 Lock Nut 3/8-16
52 532 19 43-26 Idler V-Groove 910" Offset
56 532 13 09-69 V-Belt, Drive
64 532 19 78-65 Shaft Asm. Pedal Brake Control
73 874 49 05-40 Bolt Hex 5/16-18 x 2 1/2 G.5
80 532 44 06-19 Strap Torque
92 874 76 05-20 Bolt Fin Hex 5/16-18 unc x 1.25
99 532 41 57-42 Rod Spring Bypass
116 873 90 05-00 Nut Lock Hex Flange 5/16-18
125 817 00 05-12 Screw 5/16-18 x 3/4
143 817 49 05-08 Screw 5/16-18 x 1/2
153 532 12 47-88 Retainer Spring 1"
159 876 02 04-12 Pin Cotter 1/8 x 3/4
160 532 16 94-84 Retainer Clip
161 532 10 57-09 Spring, Return, Clutch
163 532 40 10-34 Rod Control
166 532 42 91-64 Nut Push
167 532 40 52-57 Latch Brake Parking
170 532 19 43-22 Keeper V-Idler
KEY PART
NO. NO. DESCRIPTION
KEY PART
NO. NO. DESCRIPTION
171 872 11 06-16 Bolt 3/8-16 unc x 2
183 532 13 70-57 Spacer Axle
184 532 44 15-55 Handle Parking Brake
185 872 11 06-22 Bolt
186 532 19 43-21 Spacer Retainer
187 819 13 32-10 Washer
188 532 19 43-23 Link Clutch Ground Drive
189 532 19 43-17 Bellcrank Ground Drive
190 532 19 43-18 Keeper Bellcrank Ground Drive
205 532 12 17-48 Washer 25/32 x 1-5/8 x 16 Ga.
206 532 19 78-67 Bracket Mount Latch Cruise
207 532 19 78-68 Latch Control Cruise
208 532 19 78-69 Gear Sector Control Cruise
209 532 19 95-92 Rod Control Cruise
210 532 40 09-80 Rocker Asm. Pedal Control
211 532 12 01-83 Bearing Nylon
213 532 40 31-19 Knob Control Cruise
214 532 42 12-63 Pedal Forward
215 532 40 17-23 Pedal Reverse
216 532 19 61-31 Bracket Pulley Idler
221 532 40 31-87 Retainer Spring Clip Handle
222 879 21 20-10 Washer 21/32 x 1-1/4 10 Ga.
225 532 40 33-19 Keeper Belt Transaxle
226 532 40 15-64 Bracket Strap Torque
227 817 49 05-12 Screw 5/16-18 x 3/4
230 532 18 89-67 Washer .793 x 1.637 x 060

34
1
12
42
9
29
SPARK ARRESTER KIT
92
45
85
90
21 20
94
69
engine-tex_Kohl_33
2
87
37
28
37
138
15
96
97
79
81
82
18
TRACTOR - - MODEL NUMBER YTH21K46 (96045002601), PRODUCT NO. 960 45 00-26
ENGINE

35
KEY PART
NO. NO. DESCRIPTION
1 532 43 83-24 Engine Kohler Model No. SV610-3213
2 532 18 86-55 Muffler
9 532 19 43-20 Keeper Belt Engine
12 532 40 54-72 Pulley Engine
15 532 43 30-07 Tank Fuel
18 532 43 85-96 Cap Asm
20 532 40 15-08 Control Throttle
21 532 41 63-58 Screw # 10 x 0.750
28 532 40 11-37 Fuel Line
29 532 13 71-80 Spark Arrester Kit
37 532 12 34-87 Clamp Hose
42 810 04 07-00 Washer Lock 7/16
45 873 51 04-00 Nut Keps Hex 1/4-20 unc
69 532 18 59-09 Gasket
79 532 19 23-34 Screw Socket Hd. 5/16-18 x .75
81 532 14 84-56 Tube Drain Oil Easy
82 532 42 82-87 Valve Oil Drain
85 532 17 39-37 Bolt Hex 7/16-20 x 4 x Gr. 5-1.5 Thr
87 537 17 18-77 Bolt 5/16-18 unc x 3/4 w/Sems
90 817 00 06-16 Screw 3/8-16 x 1
92 817 12 06-16 Screw 3/8-16 x 1
94 532 18 86-54 Tube Exhaust
96 819 09 14-16 Washer 9/32 x 7/8 x 16 Ga.
97 817 67 04-12 Screw 1/4-20 x 3/4
138 532 41 41-19 Purge Line
TRACTOR - - MODEL NUMBER YTH21K46 (96045002601), PRODUCT NO. 960 45 00-26
ENGINE
NOTE: All component dimensions given in U.S. inches
1 inch = 25.4 mm
For engine service and replacement parts, call the toll
free number for your engine manufacturer listed below:
Kohler Co. 1-800-544-2444