TRACTOR - - MODEL NO. GTH2548 (LOGT25H48B) PRODUCT NO. 954 57 21-34
SCHEMATIC
BLACK
RED
BATTERY
FUSE
SOLENOID
RED
RED
A
M
RED
AMMETER
OPTIONAL)
STARTER
WHITE
(
BLACK
C
G
WHITE
RED
WHITE
BLACK
S
F
ELECTRIC CLUTCH
B
M
H
G
A1
B
A
RED
CLUTCH / BRAKE
L
A2
(
PEDAL UP)
E
RED
IGNITION
SWITCH
BLACK
SEAT SWITCH
NOT OCCUPIED)
D
(
PTO (DISENGAGED)
BLACK
GROUNDING
CONNECTOR
HOUR
METER
BLUE
BLACK
(
OPTIONAL)
SPARK PLUGS
GAP
FUEL
LINE
IGNITION
UNIT
(
2 PLUGS
ON TWIN CYL. ENGINES)
CHARGING SYSTEM OUTPUT
15 AMP DC @ 3600 RPM
28 VOLTS AC @ 3600 RPM
(REGULATOR DISCONNECTED)
FUEL SHUT-OFF
SOLENOID
REGULATOR
RED
ALTERNATOR
BROWN
BLACK
PTO SWITCH
HEADLIGHTS
G F C
POSITION
CIRCUIT
IGNITION SWITCH
OFF
ON
C + G, B + H
C + F, B + E, A + D
POSITION CIRCUIT “MAKE”
OFF
ON + LIGHTS B + A1
ON B + A1
M + G + A1 NONE
L + A2
NONE
E
H
B
START B + S + A1 NONE
D A
NON-REMOVABLE
CONNECTIONS
WIRING INSULATED CLIPS
NOTE: IF WIRING INSULATED
CLIPS WERE REMOVED FOR
SERVICING OF UNIT, THEY
SHOULD BE REPLACED TO
PROPERLY SECURE YOUR
WIRING.
REMOVABLE
CONNECTIONS
PTO SWITCH
CONNECTOR
3
1
REPAIR PARTS
TRACTOR - - MODEL NO. GTH2548 (LOGT25H48B) PRODUCT NO. 954 57 21-34
ELECTRICAL
2
2
7
9
2
1
4
2
4
0
8
1
3
3
3
0
25
0
6
0
AM
PS
6
0
46
4
5
5
0
26
16
10
11
29
27
28
1
2
1
2
8
12
3
2
REPAIR PARTS
TRACTOR - - MODEL NO. GTH2548 (LOGT25H48B) PRODUCT NO. 954 57 21-34
ELECTRICAL
KEY PART
NO. NO.
DESCRIPTION
1
2
8
1
1
1
1
2
2
2
2
2
2
2
3
3
4
4
4
4
5
7
8
532 14 49-27 Battery
874 76 04-12 Bolt Hex Head 1/4-20 x 3/4
532 12 48-86 Tray, Battery
532 14 52-11 Bolt, Battery Front 1/4-20 x 7.5 Zinc
532 15 01-09 Holddown Battery Front Mount
532 14 57-69 Nut, Push Nylon 1.4" Battery Front
532 17 61-38 Switch Interlock Push-In
532 17 56-88 Harness Socket Light w/4152J
532 00 41-52 Bulb Light
532 18 54-56 Cable
532 10 88-24 Fuse
873 51 04-00 Nut Keps Hex 1/4-20
532 17 06-97 Cable Bolt Ground
532 12 13-05 Switch, Plunger NC Gray
532 18 96-87 Switch, Ign
532 14 04-01 Key
532 18 80-34 Harness Ign.
532 15 43-36 Cover, Terminal Red
532 17 75-00 Ammeter
532 17 75-01 Hourmeter
532 17 46-51 Switch, PTO
532 17 52-42 Bulbholder Asm
532 10 97-48 Relay Asm.
0
1
2
6
1
2
5
6
7
8
9
0
3
0
2
5
6
0
9
1
NOTE: All component dimensions given in U.S. inches
inch = 25.4 mm
1
3
3
REPAIR PARTS
TRACTOR - - MODEL NO. GTH2548 (LOGT25H48B) PRODUCT NO. 954 57 21-34
CHASSIS AND ENCLOSURES
1
5
25
1
4
153
130
148
161
5
1
58
1
30
3
7
1
8
3
1
162
68
35
122
17
130
150
1
65
1
7
4
7
1
22
1
38
167
8
146
7
58
1
7
144
143
1
6
52
1
56
7
156
7
159
156
1
30
3
0
1
7
4
3
1
39
1
7
3
2
142
3
4
28
3
3
139
1
7
16
21
17
130
5
0
5
1
6
4
7
9
36
1
7
44
17
1
1
7
1
7
3
6
4
5
17
1
7
2
0
19
99
1
7
2
2
4
1
66
1
7
8
6
39 17
4
7
chassis-stealth_44
3
4
REPAIR PARTS
TRACTOR - - MODEL NO. GTH2548 (LOGT25H48B) PRODUCT NO. 954 57 21-34
CHASSIS AND ENCLOSURES
KEY PART
NO. NO.
KEY PART
NO. NO.
DESCRIPTION
DESCRIPTION
1
2
5
6
7
8
1
1
1
1
1
1
2
2
2
2
2
3
3
3
3
3
3
3
3
3
4
4
4
4
532 18 03-75 Rail, Kit RH
50
56
58
68
86
91
99
532 17 54-76 Bracket, Chassis Front
532 17 60-16 Bracket Asm., Susp Chassis Lh
532 18 35-69 Bracket Asm., Fender
817 49 05-08 Screw, 5/16-18 x 1/2
874 78 07-16 Bolt, Fin Hex 7/16-14 unc
532 18 03-74 Rail, Kit Lh
532 17 52-82 Drawbar, Gt
532 19 00-54 Dash
532 15 78-82 Dash, 1PCS, Lower
817 72 04-08 Screw, Thd Cut 1/4-20 x 1/2
532 18 46-68 Support, Battery
532 19 00-55 Hood Asm., Pnt
4
5
6
7
8
9
0
1
4
5
8
0
1
2
3
4
5
6
7
9
3
4
5
7
532 17 71-43 Rod Asm. Bypass
532 16 18-41 Lens LH
532 12 17-94 Cover, Access
817 00 06-12 Screw, 3/8-16 x 3/4
532 18 28-73 Grille
122 532 16 14-64 Screw Hex WSHD 8-18 x 7/8
130 532 17 18-75 Screw Hw Hd Hi-Lo #13-16 x 3/4
138 532 18 17-98 Cupholder
139 532 17 18-73 Bolt Shoulder 5/16-18
142 532 16 18-97 Bracket Dash Stealth RH
143 532 17 75-86 Skirt Grille RH
144 532 16 19-00 Bracket Dash Stealth LH
146 532 17 75-87 Skirt Grille LH
148 532 16 46-55 Extrusion Bumper
150 532 19 03-09 Duct Heat Hood
819 13 13-12 Washer 13/32 x 13/16 x 12 Ga.
874 78 06-16 Bolt, Fin Hex 3/8-16 x 1
873 80 06-00 Nut, Crownlock 3/8-16
532 18 10-58 Footrest, RH
532 16 18-42 Lens RH
532 18 10-57 Footrest, LH
532 14 50-52 Saddle
152 532 17 79-56 Shield, Browning
153 532 18 82-12 Lightbox Asm.
532 16 14-19 Bracket Supt 1-pc Vgt Steering
532 16 13-27 Bracket, Frame Pivot Lh
532 16 13-26 Bracket, Frame Pivot Rh
532 17 70-18 Plate Asm Engine Chassis
819 11 11-16 Washer 11/32 x 11/16 x 16 Ga.
817 06 05-12 Screw 5/16-18 x 3/4
532 18 17-20 Fender, Pnt.
156 817 00 05-12 Screw 5/16-18 x 3/4
158 817 67 06-08 Screw 3/8-16 x 1/2
159 817 00 06-12 Screw Hexwsh Thdr. 3/8-16 x 3/4
161 532 18 17-87 Cosole Fuel Window
162 532 14 24-32 Screw 1/4-1/2 Unc
165 532 18 35-54 Bracket Support Tank
166 873 68 07-00 Nut, Lock Hex 7/16-14 unc
167 532 18 46-72 Bushing Snap Nylon 1.250
532 17 52-78 Bracket, Axle Front
532 13 69-39 Bracket, Spnsn Front Lh
532 13 69-40 Bracket, Spnsn Front Rh
532 17 60-18 Bracket Asm., Susp Chassis Rh
817 49 06-08 Screw Thdrol 3/8-16 x 1/2
NOTE: All component dimensions given in U.S. inches
1
inch = 25.4 mm
3
5
REPAIR PARTS
TRACTOR - - MODEL NO. GTH2548 (LOGT25H48B) PRODUCT NO. 954 57 21-34
GROUND DRIVE
42
39
40
4
1
7
0
8
9
6
38
46
3
7
132
6
8
3
6
7
7
64
74
35
37
5
6
38
6
5
34
5
5
1
17
0
1
52
17
5
29
128
127
120
131
1
48
29
130
153
151
135
137
142
48
143
122
120
152
1
21
58
77
133
114
20
120
117
111
89
1
47
120
114
73
23
9
8
1
46
8
9
123
1
26
94
6
1
6
9
22
1
124
25
2
9
4
3
3
3
145
138
2
145
112
3
106
69
33
107
1
drive_6-vgt
108
3
6
REPAIR PARTS
TRACTOR - - MODEL NO. GTH2548 (LOGT25H48B) PRODUCT NO. 954 57 21-34
GROUND DRIVE
KEY PART
NO. NO.
KEY PART
NO. NO.
DESCRIPTION
DESCRIPTION
1
- - - - - - -
Transaxle Hydro Gear
94
98
532 13 38-35 Fastener Christmas Tree
532 14 10-04 Bracket Shift
3
31-3000 (Order Parts From
Transaxle Manufacturer)
532 00 70-70 Key Sq. 1/4 x 1/4 x 2.5
532 00 75-63 Washer Thrust
106 532 14 29-18 O-Ring Asm Hydro Gear
107 532 15 47-39 Line Fuel Hydro 15” VGT
108 532 14 29-17 Cap Asm Vent Hydro Gear
111 532 15 62-40 Spacer Shift Lever VGTH
112 532 17 85-58 Washer Nylon High Temp
114 873 80 05-00 Nut Lock Hex W/Ins 5/16-18 unc
117 873 90 06-00 Nut, Lock Flg. 3/8-16
120 817 00 06-12 Screw 3/8-16 x .75
121 532 17 56-11 Bracket Strap Torque
122 872 01 05-20 Bolt RDHDSQ
2
3
6
7
9
2
2
2
2
3
3
3
3
3
3
3
4
4
4
4
4
5
5
5
5
5
6
6
6
6
6
7
7
7
7
8
876 02 04-12 Pin, Cotter
532 14 05-07 Wheel, Hub Assembly
532 14 00-80 Bolt, Hub
873 94 08-00 Nut
532 18 02-35 Lever Asm Shift
532 14 08-45 Knob
532 17 66-00 Brake, Rod
812 00 00-53 Ring E
532 07 16-73 Cap, Parking Brake
532 13 76-48 Rod, Parking Brake
532 14 94-12 Spring, Drive Ground
532 12 17-49 Washer 25/32 x 1-1/4 x 16 Ga.
532 15 00-35 Nyliner
874 32 10-16 Screw, Fin. #10-24 x 1
532 17 85-75 Actuator, Interlock VGT
873 93 10-00 Nut Centerlock 10-24 unc
532 12 48-72 Cover, Pedal
0
2
3
9
3
4
5
6
7
8
9
0
1
2
6
8
0
2
5
6
8
1
4
5
8
9
0
3
4
7
9
5/16-18 unc x 2-1/2
123 532 18 32-54 Rod Shift
124 532 16 54-92 Bolt Shoulder 5/16-18 x .561
125 817 49 05-10 Screw 5/16-18 x 5/8
126 532 16 60-02 Washer SRRTD
5/16 ID x 1.0 x .125
127 532 17 73-62 Link Control Clutch
128 532 17 66-24 Spring Drive GRND
129 532 17 94-73 Bracket Asm Idler Tensioning
130 819 13 10-16 Washer 13/32 x 5/8 x 16 Ga.
131 876 02 03-12 Pin Cotter 3/32 x 3/4
132 532 17 54-67 Bracket Mtg Hydro 3500 LH VGT
133 532 17 54-68 Bracket Mtg Hydro 3500 RH VGT
135 532 17 73-64 Link Asm Control Hydro 3500
137 532 12 49-49 Nut Lock 5/16-18 NC Thd.
138 532 00 13-70 Washer Thrust 5/8 x 1.10 x 1/32
142 532 17 54-69 Strap Torque HG-3500
143 817 06 05-12 Screw Thdrol 5/16-18 x 3/4
145 532 16 31-68 Washer Axle Flange HG-3000
146 532 14 04-62 Fan 7" Hydro
532 14 51-70 Retainer, Spring
872 11 06-14 Bolt Rdhd 3/8-16 x 1.3/4 Gr. 5
532 13 14-94 Pulley, Idler, Flat
532 12 77-83 Pulley, Idler, Grooved
532 10 57-06 Bearing, Idler
532 16 15-97 V-Belt
874 76 07-24 Bolt Fin Hex 7/16-14 x 1-1/2
532 14 39-95 Pulley, Transaxle
532 17 66-01 Shaft, Brake Pedal
532 17 96-13 Bolt, Shoulder
532 00 51-42 Pin, Roll
532 12 38-00 Washer
532 18 17-88 Console Automatic YT/GT
874 49 05-48 Bolt Hex Flghd 5/16-18 x 3 Gr. 5
532 14 24-32 Screw Hex Wsh. Hi-Lo 1/4-1/2
874 78 07-16 Bolt Fin Hex 7/16-14 x 1
873 68 07-00 Nut Crownlock 7/16-14 unc
147 532 14 13-22 Washer
151 874 76 05-14 Bolt Hex 5/16-18 x 7/8
152 532 17 87-05 Bolt Hex 5/16 x 1 W/Patch
153 532 12 47-88 Spring, Retainer
NOTE: All component dimensions given in U. S.
inches 1 inch = 25.4 mm
3
7