Mcculloch BA185H107RBD REPAIR PARTS MANUAL
REPAIR PARTS MANUAL
MODEL NO. 185H107RB (BA185H107RBD)
Lawn Tractor
532 18 94-14 01.05.04 TR
PRINTED IN U.S.A.
HOW TO USE THIS MANUAL
This manual is designed to provide the customer with a means to identify the parts on his/her tractor
when ordering repair parts. The illustrations may or may not represent the actual assemblies; therefore,
it is not recommended to use this manual as a guide to assemble or disassemble the tractor. Some
hardware and parts are drawn larger in order to more readily identify them.
Each tractor has its own model number.
The model number for your tractor can be found on the fender under the seat.
When ordering parts, always give the following information:
• Product - “Tractor”
• Model Number -
• Part Number
• Part Description
185H107RB (BA185H107RBD)
TABLE OF CONTENTS
SCHEMATIC ................................................................................................................3
ELECTRICAL............................................................................................................4-5
CHASSIS...................................................................................................................6-7
DRIVE........................................................................................................................8-9
STEERING ............................................................................................................10-11
SEAT ..........................................................................................................................12
DECALS.....................................................................................................................13
ENGINE.................................................................................................................14-15
MOWER LIFT........................................................................................................16-17
MOWER DECK .....................................................................................................18-19
BAGGER...............................................................................................................20-21
2
TRACTOR- -MODEL NO. 185H107RB (BA185H107RBD), PROD UCT 964 77 28-02
SCHEMATIC
AMMETER
BLACK
RED
B
G
L
(OPTIONAL)
A
WHITE
S
M
AI
A2
ORANGE
RED
FUSE
PTO (DISENGAGED)
RED
BLACK
BATTERY
RED
CG
F
H
B
E
A
D
SEAT SWITCH
(NOT OCCUPIED)
CLUTCH / BRAKE
(PEDAL UP)
SOLENOID
WHITE
RED
FBI BUZZER
ELECTRIC CLUTCH
BLACK
DIODE
STARTER
M
BLACK
FBI
SWITCH
BAG
INTERLOCK
BLACK
BLACK
IGNITION SWITCH
CIRCUITPOSITION
OFF
M+G+A1
B+A1RUN/LIGHT
B+A1RUN
B+S+A1START
WIRING INSULATED CLIPS
NOTE: IF WIRING INSULATED
CLIPS WERE REMOVED FOR
SERVICING OF UNIT, THEY
SHOULD BE REPLACED TO
PROPERLY SECURE YOUR
WIRING.
“MAKE”
NONE
A2+L
NONE
NONE
H
GROUNDING
CONNECTOR
BLUE
HOUR
METER
(OPTIONAL)
BLUE RED
CARBURATOR SOLENOID
RED
87
87A
8586
30
RELAY
FC
G
OFF
E
B
A
D
ON
BLACK
FUEL
LINE
BROWN
PTO SWITCH
C+F,B+E,A+D
BLACK
CHARGING SYSTEM OUTPUT
16 AMP DC @ 3600 RPM
HEADLIGHTS
CIRCUITPOSITION
C+G,B+H
85 86
IGNITION
UNIT
87
30
87A
RELAY
SPARK
PLUGS GAP
(2 PLUGS ON
TWIN CYL. ENGINES)
ALTERNATOR
REGULATOR
28 VOLTS AC @ 3600 RPM (REGULATOR DISCONNECTED)
BLACK
NON-REMOVABLE
CONNECTIONS
BLACK
REMOVABLE
CONNECTIONS
3
REPAIR PARTS
TRACTOR- -MODEL NO. 185H107RB (BA185H107RBD), PROD UCT 964 77 28-02
ELECTRICAL
22
21
24
33
27
43
27
25
41
27
27
40
26
42
81
16
30
51
50
48
27
2
1
28
52
66
29
66
58
59
16
4
REPAIR PARTS
TRACTOR- -MODEL NO. 185H107RB (BA185H107RBD), PROD UCT 964 77 28-02
ELECTRICAL
KEY PART
NO. NO. DESCRIPTION
1 532 14 49-27 Battery
2 874 76 04-12 Bolt Hex Hd 1/4-20 unc x 3/4
16 532 17 61-38 Switch Interlock
21 532 18 37-59 Harness Asm Light W/4152J
22 532 00 41-52 Bulb Light #1156
24 532 12 47-80 Cable Starter 6 Ga. 11" Red
25 532 16 59-87 Cable Battery Crd 56" Red
26 532 17 51-58 Fuse
27 873 51 04-00 Nut Keps Hex 1/4-20 unc
28 532 12 77-25 Cable Ground 6 Ga. 18" Black
29 532 12 13-05 Switch Plunger Normal Op Gray
30 532 17 55-66 Switch Ignition
33 532 14 04-01 Key Ign Molded Indak
40 532 18 80-35 Harness Ign
41 871 11 04-08 Bolt Flk Fin Hex 1/4-20 unc x 1/2
42 532 13 15-63 Cover Terminal Red
43 532 17 88-61 Solenoid
48 532 14 08-44 Adapter Ammeter Rectangular
50 532 17 46-51 Switch PTO.
51 532 14 04-05 Ring Retainer PTO.
52 532 14 19-40 Protection Wire Loop
58 532 16 94-19 Buzzer Crd
59 532 18 03-79 Switch FBI CRD
66 817 49 06-08 Screw Thdrol 3/8-16 x 1/2 Ty-Tt
81 532 10 97-48 Relay Asm
NOTE: All component dimensions given in U.S. inches.
1 inch = 25.4 mm.
5
REPAIR PARTS
TRACTOR- -MODEL NO. 185H107RB (BA185H107RBD), PROD UCT 964 77 28-02
CHASSIS AND ENCLOSURES
29
212
17
28
256
39
166
266
187
189
186
188
187
188
171
189
165
26
190
25
209
171
24
18
89
30
24
26
25
209
5
5
58
198
172
173
185
170
175
179
209
chassis_Elite Value_CRD_2
265
164
209
207
35
163
209
209
26
209
69
9
15
209
209
209
1
145
37
37
34
205
38
26
13
208
209
3
8
26
205
24
38
8
6
16
35
31
11
184
208
26
10
33
209
162
3
2
24
209
6
REPAIR PARTS
TRACTOR- -MODEL NO. 185H107RB (BA185H107RBD), PROD UCT 964 77 28-02
CHASSIS AND ENCLOSURES
KEY PART
NO. NO. DESCRIPTION
1 532 17 46-20 Chassis
2 532 18 03-84 Drawbar
3 817 06 06-12 Screw 3/8-16 x .75
5 532 15 52-72 Bumper Hood/Dash
6 532 18 44-19 Saddle
8 532 12 64-71 Clip Insulator 13/32 Mtg. Hole
9 532 18 56-23 Dash
10 872 14 06-08 Bolt, Carriage 3/8-16 x 3/4
11 532 17 49-96 Panel, Dash, L.H.
13 532 17 52-55 Panel, Asm. Dash R.H.
15 874 18 05-12 Screw, Machine, Truss Head
5/16-18 unc x 3/4
16 873 51 05-00 Nut
17 532 18 65-80 Hood Assembly
18 532 12 69-38 Bumper Hood
24 874 78 06-16 Bolt
25 819 13 13-12 Washer 13/32 x 13/16 x 12 Ga.
26 873 80 06-00 Nut
28 532 18 35-52 Grille Lens Asm.
(Includes Key #'s 29 and 212)
29 532 18 58-46 Lens
30 532 18 25-06 Fender
31 532 16 51-56 Bracket, Fender Support
33 532 18 25-07 Footrest, L.H.
34 532 18 25-08 Footrest, R.H.
35 872 11 06-06 Bolt
37 817 49 05-08 Screw Thdrol 5/16-18 x 1/2 TYT
38 532 18 17-48 Bracket Asm Pivot Mower Rear
39 532 17 47-14 Bracket Pivot
58 532 18 44-62 Duct Air
69 532 14 24-32 Screw Hex 1/4-1/2
KEY PART
NO. NO. DESCRIPTION
89 532 18 13-60 Console
145 532 15 65-24 Rod Pivot Chassis/Hood
162 532 18 03-82 Bracket Exten Chassis Lh CRD
163 532 18 03-83 Bracket Exten Chassis Rh CRD
164 532 16 56-05 Support Battery CRD
165 532 18 13-56 Cover Battery CRD Lt
166 532 17 18-75 Screw Hwhd Hi-Low #13-16 x 5/8
170 532 17 88-62 Backplate Asm CRD
171 872 14 06-20 Bolt Rdhd Sqnk 3/8-16 x 2-1/2 Gr. 5
172 819 13 20-16 Washer 13/32 x 1-1/4 x 16 Ga.
173 873 51 06-00 Nut, Keps Hex 3/8-16 unc
175 532 18 82-03 Trap Door CRD
179 532 18 03-76 Rod Pivot FBI CRD
184 532 17 46-62 Bracket Actuator Bagger CRD
185 532 18 11-01 Knob Rod
186 532 16 07-93 Latch Asm Multch Bagger
187 532 12 50-04 Nut Weld .327/.304 #10-24
188 819 06 12-16 Washer #10
189 810 07 10-00 Washer Lock #10
190 871 08 10-10 Screw Pan Hd Phillips 10-24 x 5/8
198 532 16 89-37 Nut Push
205 817 49 06-08 Screw 3/8-16 x 1/2
207 817 67 05-08 Screw Thdrol 5/16-18 x 1/2
208 817 67 06-08 Screw Thdrol 3/8-16 x 1/2
209 817 00 06-12 Screw Hex Wsh Thdrol 3/8-16 x 3/4
212 532 18 35-50 Insert Lens Refl ective
256 532 18 13-61 Cover Fender Rack CRD
265 532 18 57-04 Seal RH Side Bagger
266 532 18 57-03 Seal LH Side Bagger
NOTE: All component dimensions given in U.S. inches.
1 inch = 25.4 mm.
7
REPAIR PARTS
TRACTOR- -MODEL NO. 185H107RB (BA185H107RBD), PROD UCT 964 77 28-02
DRIVE
183
183
180
183
183
57
16
81
16
199
95
96
84
199
16
169
255
35
38
197
171
47
52
172
185
199
199
51
179
178
179
168
166
184
180
26
56
177
42
40
38
42
207
186
163
14
167
10
159
207
161
112
171
14
163
158
162
83
21
82
165
156
39
8
62
36
214
36
35
35
36
51
243
212
202
260
171
261
26
51
181
263
43
50
182
183
187
50
150
48
151
51
187
116
63
66
9
65
17
20
259
183
27
34
49
47
37
258
120
263
76
78
75
74
77
1
drive-hydro_CRD_Laser_9
255
30
16
30
263
258
22
25
96
26
24
28
36
27
35
53
29
19
215
26
27
55
263
71
73
200
263
16
77
15
8
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