11 0 557 KB
6
5
12C
28
34 15
85 30 87 87a 86
31S
2
B+
6
1E
#3
12C
24
9
13
4 12C
85 30 87 87a 86
12V
25
1K 10
7 10
21A 10
R
N
40A
40C
10
3
8
F1
40D
86
64 64B
40A
4
23
23
L
64B
4A
3C
3B
3A
2D
2C
2B
2A
10A
19E
1D
1B
46
10
1T
30
40D 40D
10
7
40E
74 4
4
4
83
84
19N
76
28
40E
40D
40C
30
30
15
79
40B
19K
10
30
Y B
122
19B
103
112
85 30 87 87a 86
124
108
E12
110
107
E12
27
N
27
125
113 E75
97
E75
27
300 A
28
126
1M 30 C121
64B 64A
127
5
5
30
F 20
30
6
7
8
9
40A 10
F9 BC08C034-08A
BC08C034-09A
RADIO (OPTIONAL)
92
601
148 93
140
30
132
1
6
150
4 10
134 137
3
7
141
2
5
135
608
136
607
2
5
7
85 30 87 87a 86
8
95
85 30 87 87a 86
94
602
152
311
155
90
30
93
624
28
142
1
6
4 10
28 4
7
701
602 17
149
2
5
19C
8
95 4
50
144
20 90
58
30
624
614
30
30
4
30
F 23
30
30
F 24
BC08C034-23A
153
5
4
145
12
F 22
156
97
97
146
143
154
30
702
30
6 8
ELECTRO-HYDRAULIC CLAM (4-IN-1 BUCKET)
151
85 30 87 87a 86
138
602
BC08C034-19A
700
147
Y
85 30 87 87a 86
F 18 BC08C034-18A
FAST STEERING (POWERSHIFT TRANSMISSION)
701
30
131
F 17
FAST STEERING (STANDARD TRANSMISSION)
B
133
40B
BC08C034-17A
R
616
615
613
90
30
616
30
3C 4
30
B
30
30
4
30
139
Y
1 2 3 4 5 6
30
130
94 4D
40B
623
604
89
40B
R
129
5E 57
40B
608
610
4
F 16
601
607
6F 56
30
BC08C034-16A
617
605
75
58
30
10
610
30
602
5
30
BC08C034-22A
F8
75
42C
10 11 12 13 14 15 16 17 18 19 20 21 22 23
30
F 21 BC08C034-21A
30
91
20
87
12
30
10
UNI-DIRECTIONAL BACKHOE AUXILIARY HYDRAULICS
4
40E
618
603
117
20
5
4
606
123
1
BC08C034-20A
25E
20
40A
40C
30
A B C
40C
85
F 15
30
N
30
21 25S
R W
103 103
40B
616
27
123
609
30
13
614 A B C
10
40A
40D
28
20
616 W
40C
40E
POWERSHIFT TRANSMISSION
42C
30
3
M
40B
40D
25C 25E
42C
R
111
40A
30
10
2
M 65
89
93
613
2B
40E
BC08C034-07A
25C
84
612
30
62
81
4
40D
23
611
616
19F
F7
STANDARD TRANSMISSION
5
40A
1
609
82
42F
PILOT CONTROLS
B
52
40A
BC08C034-06A
10
R
121
67
40B
82
BC08C034-15A
128
27
54
63 66
28
40C
85
5
F 14
1 2 3 4 5 6
63A
L H
B
10
40A
M
80
30
30
MODELS WITH COLD START
(+)
L H
69
40E
48
40C
GRID HEATER (OPTIONAL)
51
42
4WD TRANSMISSION ELECTRICAL CIRCUIT
4
19C
10
B
63
27
40D
ROTATING BEACON AND WORK LAMPS
20C
40B
(+)
53
30
19M
F6
5
40A
46
41
63
88
5
40D
28
40B
F5
81
50
44
40C
5
40E
28
40
52
40E
4
20B
5
85 30 87 87a 86
40B
19D
30
28
30
30
40E
BC08C034-14A
7
F 19
52
43
49
4
10
26
20A
77
F 13
50
30
3
53
218 21
20
85 30 87 87a 86
4
4
504
28
25A
48
85 30 87 87a 86
42F
109
50
47
43
32
38
G
25
30
19B
WIPERS (CAB / ROPS WITH WINDSCREEN)
45
25B
3
NO
30
M
40D
30
99
50
400
C120 30
POWER PLUG OUTLETS AIR COMPRESSOR SWITCH AND MOTOR FOR AIR SUSPENSION SEAT (OPTIONAL)
10
40E
105
103
28
33
4
L
RETURN-TO-DIG
24
30
403
P
20A
78
MODELS WITHOUT COLD START
501
103
29
402
27
15
20
3
25
B+
39
2 5
20D
26
19E
28
26
24
C120
4
I
5
BC08C034-05A
75
40C
25S
1
14
21
16
73
40E
57
50
22
21C
36R
19C
85 30 87 87a 86
28
20A 4
83
DIFFERENTIAL LOCK
106
C221 1
30
40A
BC08C034-13A
102
34
27
30
R
502
C219
30
27
Y
101
25
C220
40D
F 12
504A
C217
47R
10
30
501
36F
C218
1 3
2
4
50
21
V
45R
40A
QUICK COUPLER (OPTIONAL)
4
C26
C216
1P C114 1P C113 1P C112 1P C111
18
47L
40D
40C
104
32T
23
40B
40E
100
C2-24 C1-14 C2-16 C2-18 C2-20 C2-15 C2-17 C2-19 C2-21 C2-25
21C
3
5
BC08C034-12A
RIDE CONTROL AND BOOM LOCK (OPTIONAL)
C2-13
40B
45L
F 11
C2-7
27
20
14
44
10
C2-6
E35
4
6
20B 20C
71
45R 45L
40A
C12-4
E34
243
13
16
71
40D
40C
50
6
P
45L
40B
BC08C034-11A
401
15
45R
10
96
C121
5
40A
13D
3
10
1 2 3 4 5 6 7
19B
69
57
36R
1P
64B
40E
57
36H
9
63
101
19B
41
40B
98
21A
C120
4
P
C2-3
NO
68
49
F 10
95
15
19
56a
19A
40D
4
402
28
56
1A
C113
38
12
25C
15A
10A
1C
64A 16
3D
10A
11
19D
10A
C114
64A
61B
40B
30
57
72
70
62
40C
5A
4B
10A
7
49
TURN SIGNAL, FLASHER, AND BRAKE LAMP SWITCHES
67
41
56
19A 64A
60B
40E
5B
4C
C2-1
BC08C034-04A
19B
R
64B
60
5C
15A
19A
12
30
85 30 87 87a 86
60A
5D
C1-14 C1-16 C1-18 C1-20 C1-22 C1-25 C1-13 C1-15 C1-17 C1-19 C1-21 C1-24
C112
C111
44
42F
2
15
4D
C1-12
5
12
10A
10A
C1-11
F4
64A
4
25A
10A
19B
49a
40B
60A
18
19
31
60
6A
C1-10
60A
42C
40C
10
5
88
P
7A
6B
41
40E
31b
61
7B
6C
C1-9
12A
40D
56b
86
7C
6D
C1-8
1D
4
60C
87
7D
3 21C
1P
8A
15A
C1-7
56b
64A
88
5
6
12
8B
10A
1H
12D
66
4
4
65
63
19C
8C
14
8
19F
9A
C1-6
C1-5
31
TRANSMISSION CONTROLS 34 36 37 35
5
10A 9B
C1-4
C1-3
1J
FRONT ROAD LAMPS, REAR ROAD LAMPS, AND HORN
19B
55
22
20A
30A 9C
C1-2
19N
BC08C034-03A
DOME LAMP (CAB)
85
15
F3
M
87
T
7
40C
F2
59
58
57
61
56
7
28
BC08C034-02A
BLOWER AND AIR CONDITIONING (CAB)
HM L
12B 27
30
BC08C034-01A
10A
23
58
12C
10
30
10B
17
18
4
27
40E
40A
40C
30
4
E32
7
40E
10D
8D
7
19E
1H
1J
40D
40E
85
22
21A
1J
1A
40A
21A
13
22
21C
1H
11A
15A
3 E29
5
5
11B
10A
85 30 87 87a 86
27
1C
4
19
E37
E17
11C
9D
15
25A
25B
12
21B
21B GND
40D
27
1B
1M 50
1G
11D
14
85 30 87 87a 86
12C 1L
12A
20A
19K
61
10
F
21C 23
6
15
21
11
85 30 87 87a 86
13A
12B
20A
7
1D
0
90
25
27
3
21
85 30 87 87a 86
15
85 30 87 87a 86
1T
13B
12C
30A
83
15
19E
#4
12D
4
12A
GND
6
5
12B
L IG P
1
85 30 87 87a 86
4
1
15
12B
12B
17
13C
12D
SAHR PARK BRAKE AND SEAT POSITION SWITCHES
INSTRUMENT CLUSTER AND ALARM
14A
14B
13D
14
12A
12A
14C
30A
84
15 12D
#2
14D
16
14
YEL1 YEL2 RED1 RED2
15 #1
FUSE BLOCK
1D
3
3
4
START AND CLUTCH RELAYS
1D
POW GND
1
1D
10C
CRANKING AND KEYSWITCH POWER RELAYS
CHARGING
30
F 25
BC08C034-24A
BC08C034-25A
F 26 BC08C034-25A
BC08C034-26A
157 102 103 105 106 108 109 110 111 112 117 129 132 134 135 137 140 142 175 189
E12 4
E29
E17
E32
3
30
22 28
E44
E37
E45
3
E42 15
3
E89
E75 22
3
5 5
28
E34 15
101 30
E35
A
B
C
E89
D
E
4
159
F
G
H
J
158
30
30
30
30
F 27
FRAME NUMBER - COMPONENT NUMBER FRAME 1 COMPONENTS 1 - 1. Battery 1 - 2. Alternator 1 - 3. Chassis Ground
FRAME NUMBER - COMPONENT NUMBER FRAME 4 COMPONENTS 4 - 14. Diode 4 - 15. Fuse Block FRAME 5 COMPONENTS 5 - 16. Side Console Ground 5 - 17. Instrument Cluster Connector C1 5 - 18. Instrument Cluster Connector C2 5 - 19. UP-DOWN Switch 5 - 20. ENTER-ESCAPE Switch 6 - 21. Hydraulic Filter Restriction Switch 6 - 22. Air Filter Restriction Switch 6 - 23. Warning Buzzer 6 - 24. Fuel Level Sender 6 - 25. Transmission Temperature Sender 6 - 26. Hand Throttle Potentiometer 6 - 27. Foot Throttle Potentiometer 6 - 28. Idle Validation Switch
FRAME 2 COMPONENTS 2 - 4. Starter and Starter Solenoid 2 - 5. Power Junction 2 - 6. Power Relays 2 - 7. Key Switch 2 - 8. Front Console Ground FRAME 3 COMPONENTS 3 - 9. Clutch Cutout Relay 3 - 10. Starter Relay 3 - 11. Neutral Start Relay 3 - 12. Interlock Relay 3 - 13. FNR Switch
FRAME NUMBER - COMPONENT NUMBER
HAND
FOOT
COIL
TEMP.
DIODE
FRAME 8 COMPONENTS 8 - 45. Return-to-Dig Limit Switch 8 - 46. Loader Valve Solenoid
FRAME 7 COMPONENTS 7 - 34. Shuttle Interlock Relay 7 - 35. Shuttle Interlock Timing Relay 7 - 36. Clutch Cutout Switch (shift Handle) 7 - 37. Clutch Cutout Switch Loader Handle Standard Transmission 7 - 38. Clutch Cutout Loader Handle (Powershift Transmission) 7 - 39. Forward Relay 7 - 40. Reverse Relay 7 - 41. Forward Solenoid 7 - 42. Reverse Solenoid
FRAME 9 COMPONENTS 9 - 47. Front Wiper Switch 9 - 48. Rear Wiper Switch9 -49.Front Windshield Washer Switch (Cab/ROPS Windscreen) 9 - 49. Front Windshield Washer Switch (Cab/ROPS Windscreen) 9 - 50. Rear Windshield Washer Switch (Cab/ROPS Windscreen) 9 - 51. Front Wiper Motor (Cab) 9 - 52. Rear Wiper Motor (Cab) 9 - 53. Rear Wiper Cut-Off Switch
PRESSURE FLOAT LIQUID LEVEL
D. P. S. T.
V
P
VACUUM SWITCH
PRESSURE SWITCH
M LAMP
MOTOR
T TEMPERATURE SWITCH
MISCELLANEOUS SYMBOLS MOMENTARY MAINTAINED
S. P. D. T.
43. Diode 44. Backup Alarm
D. P. D. T.
CONTACTS
9-
54. Windshield Washer Motor
FRAME 10 COMPONENTS 10 - 55. Blower Switch 10 - 56. Air Conditioning Pressure Relay 10 - 57. Blower Motor Resistor Board And Thermal Fuse 10 - 58. Blower Motor 10 - 59. Air Conditioner Compressor Clutch 10 - 60. Air Conditioner Temperature Switch 10 - 61. Air Conditioner Low Pressure Switch 10 - 62. Air Conditioner High Pressure Switch FRAME 11 COMPONENTS 11 - 63. Dome Lamp Switch (Door Switch) 11 - 64. Dome Lamp With Switch FRAME 12 COMPONENTS 12 - 65. Rear Horn Switch
HOUSINGS
CONTACT CONFIGURATIONS
S. P. S. T.
77-
FRAME NUMBER - COMPONENT NUMBER
FRAME 6 COMPONENTS 6 - 29. SAHR Brake Pressure Switch 6 - 30. SAHR ON/OFF Switch 6 - 31. Seat Position Switch 6 - 32. SAHR Park Brake Solenoid 6 - 33. SAHR Brake Relay
ACTUATORS
LEVER
FRAME NUMBER - COMPONENT NUMBER
54 VARIABLE RESISTOR
RESISTOR
FUSE
CIRCUIT BREAKER
MALE TERMINAL
FEMALE TERMINAL
COMPONENT NUMBER
SHOWS CIRCUIT SPLICE CONNECTION INDICATES EXTERNAL GROUND GROUND
SPL-00
SHOWS CIRCUIT CROSSING NOT CONNECTED INDICATES INTERNALLY GROUNDED COMPONENT
FRAME NUMBER - COMPONENT NUMBER 12 - 66. Turn Signal, Driving Lamp, and Horn Switch 12 - 67. Driving Lamps 12 - 68. Rear Stop And Tail Lamps 12 - 69. Horn FRAME 13 COMPONENTS 13 - 70. Hazard Flasher Switch 13 - 71. Brake Lamp Switch 13 - 72. Flasher Relay 13 - 73. Front Turn Signal Lamps 13 - 74. Rear Turn Signal Lamps 13 - 75. Turn Signal Indicator Lamps
CONNECTOR NUMBER CONNECTOR IDENTIFICATION CONNECTOR NUMBER
1 1 2 2 3 3
MALE CONNECTOR
45E 45D RELAY REAR 4 4 18 18 27 27 32A 32B
FRAME 15 COMPONENTS 15 - 79. Rotation Beacon Switch 15 - 80. Rotating Beacon 15 - 81. Front Work Lamp Switch 15 - 82. Front Work Lamps 15 - 83. Rear Work Lamp Switch 15 - 84. Rear Work Lamps
INDICATES PARTIAL CONNECTOR NOT ALL CONNECTIONS ARE SHOWN
FRAME 18 COMPONENTS 18. 92. Radio 18. 93. Left Speaker 18. 94. Right Speaker FRAME 19 COMPONENTS 19. 95. Ride Control Engage Switch 19. 96. Ride Control Solenoid (Accumulator) 19. 97. Ride Control Solenoid (Tank) 19. 98. Boom Lock Switch 19. 99. Boom Lock Solenoid
FRAME 17 COMPONENTS 17 - 88. Thumb Operated Rear Auxiliary Hydraulic Switch (Pilot Control) CIRCUIT CONTINUATION
Frame Number and Circuit Number where Circuit continues. FRAME - CIRCUIT
CIRCUIT TAGS F11-C4 C1 C1 F19-C7 CIRCUIT
Circuit Number assigned to Circuit in Frame.
FRAME NUMBER - COMPONENT NUMBER 17 - 89. Foot Operated Rear Auxiliary Hydraulic Switch (Manual Control) 17 - 90. Diode 17 - 91. Auxiliary Backhoe Hydraulic Solenoid
FRAME 16 COMPONENTS 16 - 85. 4WD Switch (If Equipped) 16 - 86. Not Used 16 - 87. 4WD Solenoid
FRAME 14 COMPONENTS 14 - 76. Power Plug #1 14 - 77. Power Plug #2 14 - 78. Air Suspension Seat - Air Compressor Switch And Motor (Optional)
FEMALE CONNECTOR
FRAME NUMBER - COMPONENT NUMBER
23
Frame Number where Circuit continues.
FRAME 20 COMPONENTS 20. 100. Loader Quick Coupler Switch
FRAME NUMBER - COMPONENT NUMBER 20. 20. 20. 20. 20.
101. 102. 103. 104. 105
Loader Quick Coupler Solenoid Load Sensing Solenoid Diode Switch #A - Backhoe Quick Coupler Switch #B - Backhoe Quick Coupler Solenoid 20. 106. Backhoe Quick Coupler FRAME 21 COMPONENTS 21. 107. Loader Lever Differential Lock Engage Switch - Standard Transmission 21. 108. Loader Lever Differential Lock Engage Switch - Powershift Transmission 21. 109. Differential Lock Enable Relay 21. 110. Differential Lock Solenoid FRAME 22 COMPONENTS 22. 111. Resistor 22. 112. Grid Heater
WIRE IDENTIFICATION
Indicates constant power Indicates power when key switch is in on position Indicates momentary power when key switch is in Start position
FRAME NUMBER - COMPONENT NUMBER 22. 22. 22. 22. 22. 22. 22. 22.
113. 114. 115. 116. 117. 118. 119. 120.
Grid Heater Relay Not Used Not Used Not Used Fuse 300 AMP Not Used Not Used Not Used
FRAME 23 COMPONENTS 23. 121. E’Hoe Extend Push Button 23. 122. E’Hoe Retract Button 23. 123. Horn Switch 23. 124. LH Stabilizer Switch 23. 125. RH Stabilizer Switch 23. 126. LH Stabilizer Pressure Switch 23. 127. RH Stabilizer Pressure Switch 23. 128. Electronic Pilot Controller 23. 129. RH Stabilizer Down Solenoid
FRAME NUMBER - COMPONENT NUMBER 23. 23. 23. 23. 23. 23. 23. 23. 23. 23. 23. 23. 23. 23. 23. 23.
130. 131. 132. 133. 134. 135. 136. 137. 138. 139. 140. 141. 142. 143. 144. 145.
RH Stabilizer Up Solenoid LH Stabilizer Down Solenoid LH Stabilizer Up Solenoid Auxiliary Reverse Solenoid Auxiliary Forward Solenoid E’Hoe Retract Solenoid E’Hoe Extend Solenoid Pilot ON/OFF Switch Pilot Control Relay Bi-Directional Forward Push Button Bi-Directional Reverse Push Button Pattern Change Switch Pressure Reducing Valve Solenoid Diode Pattern Change Solenoids Diode
FRAME 24 COMPONENTS 24. 146. Fast Steering Transmission Switch
FRAME NUMBER - COMPONENT NUMBER 24. 147. Fast Steering Power Relay 24. 148. Fast Steering ON/OFF Switch 24. 149. Fast Steering Solenoid Valve FRAME 25 COMPONENTS 25. 150. Fast Steering Cutout Relay 25. 151. Fast Steering Power Relay 25. 152. Fast Steering ON/OFF Switch 25. 153. Fast Steering Solenoid Valve
FRAME NUMBER - COMPONENT NUMBER
FRAME NUMBER - COMPONENT NUMBER
FRAME 28 COMPONENTS 28. 160. Transmission Controller 28. 161. FNR (Forward-Neutral-Reverse) Shifter 28. 162. Loader Lever Declutch 28. 163. Auto/Manual Switch 28. 164. Brake Pressure Switches
FRAME 26 COMPONENTS 26. 154. Electro Hydraulic Clam Controller 26. 155. EVI Solenoid 26. 156. EVK Solenoid FRAME 27 COMPONENTS 27. 157. Engine Control Unit 27. 158. Diagnostic Connector 27. 159. Water In Fuel Sensor
NOTES
NOTE 1 See the REPAIR MANUAL for locations and Troubleshooting information. NOTE 2 Diagram shown with vehicle parked, Power OFF, and controls in OFF or Neutral position. NOTE 3 Frame or Sheet Numbers refer to the number at the bottom center of each single Frame or Block.
ELECTRICAL SCHEMATIC 580SM, 580SM+, 590SM AND 590SM+ Series 3 LOADER BACKHOE Additional copies of this Hydraulic and Electrical Schematic can be ordered through Technical Publications Distribution System. The part number is 5-12380 Copyright © 2008. CNH America, LLC. All Rights Reserved.
BC08C034-00A
160 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 64A
305 52
161
21
359
306
304
301
357
21
303
30
307
21C
312
218
358
330
355
30
25X 21
25C
322
302
360
343
308
311 344
321
323
25S 25T
4
N
SW2 R
F
N
SW3
SW4
1 2 3 4 5 6 7 8
SW5
F 1
2
1
4
3
4
3
2
1
312 64A
25
311
25
321 323 21C 322 305
21
307
A B C D E F G
25B
7 7
21C
21
21
25A
7
25S
21
52
7
306
323
308
21C
304
322
308
21
359
25S
360 52
POWERSHIFT CONNECTION ON FRONT CONSOLE HARNESS DE-CLUTCH
162
A B C D
218
7
321 25S
21
21 21
321
218 321
321
25S
30 21
301 302
TO LOADER LEVER HARNESS
30 25X
22
330 21 343
218
25C
25C
355
30
16
357
218
218
TO OPT.SERVO POWER LDR.SERVO HARNESS DECLUTCH CONN. 16
344
TO CHASSIS HARNESS 4WD CONNECTION
30 327
FRONT CONSOLE CAN CONNECTION
30 30
163
30
30
2
25T
8
164
325 358
CAB FIREWALL GROUND
P
358
5
30
NO
9 3 1 6 4 10
7
1 2 3 4 5 6 7 8 9 10 11 12
327
327
E34
27
40
30 355
E35
27
1 2 3 4 5 6 7 8
CARRAROSUB-HARNESSCONNECTORS
SW1 R
327
31S
NO
358
21
P
21
F 28 BC08C034-28A
MAIN CHASSIS HARNESS TO FRONT CONSOLE HARNESS
MAIN CHASSIS HARNESS TO SIDE CONTROL HARNESS
FUSE LOCATION NOT USED
SPARE
L K J H G F E D C B A _ 1 42F 25S _ E89 E35 E34 83 C216C218 19F 63 15 1D 1 2 19N 56 E37 E17 E32 E29 84 C120C220 41 64A 25C _ _ 2 3 101 57 _ _ 64B _ _ _ _ _ _ _ _ _ _ 27 48 _ _ 19C 3 N
4 _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 1P 26 45L _ _ 3 4 5 58 _ _ _ _ 25 _ _ _ _ _ _ _ _ 21C 400 45R _ _ 21B 5 6 61 4 49 7 _ _ _ _ _ _ _ _ _ _ _ _ _ _ 69 _ _ 6 7 _ _ 21A _ _ E46 E45 _ _ _ _ _ _ 67 44 _ _ 66 _ _ 7 N
A
M
M
L
K
J
H
G
F
E
D
C
B
C
D
E
F
G
H
J
K
L
M
_ _ 83 _ _ _ _ _ _ 38 _ _ 2 _ _ 25C 64A 41 _ _ _ _ 84 _ _ _ _ _ _ C216 56 3 19C 36F _ _ 34 _ _ _ _ _ _ _ _ _ _ 64B _ _ 57 4 3 _ _ C220 402 1P 36R _ _ _ _ _ _ _ _ _ _ _ _ 5 42C E35 C120 400 403 _ _ _ _ _ _ _ _ 25 _ _ _ _
1
1 2 3 4 5 6 7 N M L K J H G
A
B
1D 32T
63 21C 44
__ 1 __ 2
3
4 __ 5
4
6 42C E34 C121 315 25E _ _ _ _ _ _ _ _ 7 49 4 61 6 7 _ _ C218 42F _ _ _ _ _ _ _ _ _ _ _ _ 36H _ _ 21A _ _ 7
6
B
C
D
E
F
G
H
J
K
L
M
FRAME NUMBER - COMPONENT NUMBER
HAND
FOOT
COIL
TEMP.
PRESSURE FLOAT LIQUID LEVEL
CONTACT CONFIGURATIONS
S. P. D. T.
D. P. S. T.
77-
43. Diode 44. Backup Alarm
FRAME 8 COMPONENTS 8 - 45. Return-to-Dig Limit Switch 8 - 46. Loader Valve Solenoid
FRAME 7 COMPONENTS 7 - 34. Shuttle Interlock Relay 7 - 35. Shuttle Interlock Timing Relay 7 - 36. Clutch Cutout Switch (shift Handle) 7 - 37. Clutch Cutout Switch Loader Handle Standard Transmission 7 - 38. Clutch Cutout Loader Handle (Powershift Transmission) 7 - 39. Forward Relay 7 - 40. Reverse Relay 7 - 41. Forward Solenoid 7 - 42. Reverse Solenoid
FRAME 9 COMPONENTS 9 - 47. Front Wiper Switch 9 - 48. Rear Wiper Switch9 -49.Front Windshield Washer Switch (Cab/ROPS Windscreen) 9 - 49. Front Windshield Washer Switch (Cab/ROPS Windscreen) 9 - 50. Rear Windshield Washer Switch (Cab/ROPS Windscreen) 9 - 51. Front Wiper Motor (Cab) 9 - 52. Rear Wiper Motor (Cab) 9 - 53. Rear Wiper Cut-Off Switch
V
P
VACUUM SWITCH
PRESSURE SWITCH
M LAMP
MOTOR
T TEMPERATURE SWITCH
D. P. D. T.
CONTACTS
54 VARIABLE RESISTOR
J
K
L
M N
POWER OUTLET
SPARE
PILOT CONTROLS BH AUX (OPTION)
SPARE
POWER OUTLET
AIR SUSP SEAT AIR COMP (OPTION)
RETURN TO DIG
TRANSMISSION, COMFORT STEER
INSTRUMENT ALARM SYSTEM
DRIVING LIGHTS
FUEL SHUTOFF
BLOWER
DOME LAMP
ROTATING BEACON (OPTION)
SPARE
SIGNAL LIGHTS, PARK BRAKE
HORN
4WD (OPTION)
STARTING TRANSMISSION CONTROL
RADIO, RIDE CNOTRL, QUICK COUPLER (OPTION)
RADIO (BATT) (OPTION)
WIPERS
FRONT WORK LIGHTS REAR WORK LIGHTS
5
7
10
RESISTOR
FUSE
CIRCUIT BREAKER
MALE TERMINAL
FEMALE TERMINAL
10
20
20
15
20
25
10
30
10
10
10
5
20
15
10
10
15
10
30 30 15
9-
54. Windshield Washer Motor
FRAME 10 COMPONENTS 10 - 55. Blower Switch 10 - 56. Air Conditioning Pressure Relay 10 - 57. Blower Motor Resistor Board And Thermal Fuse 10 - 58. Blower Motor 10 - 59. Air Conditioner Compressor Clutch 10 - 60. Air Conditioner Temperature Switch 10 - 61. Air Conditioner Low Pressure Switch 10 - 62. Air Conditioner High Pressure Switch FRAME 11 COMPONENTS 11 - 63. Dome Lamp Switch (Door Switch) 11 - 64. Dome Lamp With Switch FRAME 12 COMPONENTS 12 - 65. Rear Horn Switch
COMPONENT NUMBER
SHOWS CIRCUIT SPLICE CONNECTION INDICATES EXTERNAL GROUND GROUND
SPL-00
SHOWS CIRCUIT CROSSING NOT CONNECTED INDICATES INTERNALLY GROUNDED COMPONENT
FRAME NUMBER - COMPONENT NUMBER 12 - 66. Turn Signal, Driving Lamp, and Horn Switch 12 - 67. Driving Lamps 12 - 68. Rear Stop And Tail Lamps 12 - 69. Horn FRAME 13 COMPONENTS 13 - 70. Hazard Flasher Switch 13 - 71. Brake Lamp Switch 13 - 72. Flasher Relay 13 - 73. Front Turn Signal Lamps 13 - 74. Rear Turn Signal Lamps 13 - 75. Turn Signal Indicator Lamps
POWER RELAY #4
POWER RELAY #3
LDR LVR DIFF LOCK
SARA BRAKE RELAY
CLUTCH RELAY
FEMALE CONNECTOR CONNECTOR NUMBER CONNECTOR IDENTIFICATION CONNECTOR NUMBER
1 1 2 2 3 3
MALE CONNECTOR
45E 45D RELAY REAR 4 4 18 18 27 27 32A 32B
FRAME NUMBER - COMPONENT NUMBER
FRAME 15 COMPONENTS 15 - 79. Rotation Beacon Switch 15 - 80. Rotating Beacon 15 - 81. Front Work Lamp Switch 15 - 82. Front Work Lamps 15 - 83. Rear Work Lamp Switch 15 - 84. Rear Work Lamps
NOT ALL CONNECTIONS ARE SHOWN
FRAME 19 COMPONENTS 19. 95. Ride Control Engage Switch 19. 96. Ride Control Solenoid (Accumulator) 19. 97. Ride Control Solenoid (Tank) 19. 98. Boom Lock Switch 19. 99. Boom Lock Solenoid
FRAME 17 COMPONENTS 17 - 88. Thumb Operated Rear Auxiliary Hydraulic Switch (Pilot Control) CIRCUIT CONTINUATION
Frame Number and Circuit Number where Circuit continues.
INDICATES PARTIAL CONNECTOR
FRAME 18 COMPONENTS 18. 92. Radio 18. 93. Left Speaker 18. 94. Right Speaker
FRAME - CIRCUIT
CIRCUIT TAGS F11-C4 C1 C1 F19-C7 CIRCUIT
Circuit Number assigned to Circuit in Frame.
23
Frame Number where Circuit continues.
FRAME 20 COMPONENTS 20. 100. Loader Quick Coupler Switch
STARTER RELAY
SHUTTLE INTLK TIMING RELAY
NEUTRAL RELAY
SHUTTLE INTLK RELAY
FORWARD RELAY
REVERSE RELAY
AC RELAY (OPTION)
FRAME NUMBER - COMPONENT NUMBER 17 - 89. Foot Operated Rear Auxiliary Hydraulic Switch (Manual Control) 17 - 90. Diode 17 - 91. Auxiliary Backhoe Hydraulic Solenoid
FLASHER RELAY
FAST STEER FAST STEER POWER CUTOUT RELAY RELAY (OPTIONAL) (OPTIONAL)
F 32 BC08C034-31A
FRAME 16 COMPONENTS 16 - 85. 4WD Switch (If Equipped) 16 - 86. Not Used 16 - 87. 4WD Solenoid
FRAME 14 COMPONENTS 14 - 76. Power Plug #1 14 - 77. Power Plug #2 14 - 78. Air Suspension Seat - Air Compressor Switch And Motor (Optional)
INTERLOCK RELAY
POWER RELAY #2
F 31
FRAME NUMBER - COMPONENT NUMBER
FRAME 6 COMPONENTS 6 - 29. SAHR Brake Pressure Switch 6 - 30. SAHR ON/OFF Switch 6 - 31. Seat Position Switch 6 - 32. SAHR Park Brake Solenoid 6 - 33. SAHR Brake Relay
MISCELLANEOUS SYMBOLS MOMENTARY MAINTAINED
S. P. S. T.
FRAME NUMBER - COMPONENT NUMBER
HOUSINGS
DIODE
H
G
POWER RELAY #1
BC08C034-30A
FRAME NUMBER - COMPONENT NUMBER
ACTUATORS
LEVER
F
NOT USED
F 30
FRAME 5 COMPONENTS 5 - 16. Side Console Ground 5 - 17. Instrument Cluster Connector C1 5 - 18. Instrument Cluster Connector C2 5 - 19. UP-DOWN Switch 5 - 20. ENTER-ESCAPE Switch 6 - 21. Hydraulic Filter Restriction Switch 6 - 22. Air Filter Restriction Switch 6 - 23. Warning Buzzer 6 - 24. Fuel Level Sender 6 - 25. Transmission Temperature Sender 6 - 26. Hand Throttle Potentiometer 6 - 27. Foot Throttle Potentiometer 6 - 28. Idle Validation Switch
FRAME 3 COMPONENTS 3 - 9. Clutch Cutout Relay 3 - 10. Starter Relay 3 - 11. Neutral Start Relay 3 - 12. Interlock Relay 3 - 13. FNR Switch
E
BC08C034-29A
FRAME 4 COMPONENTS 4 - 14. Diode 4 - 15. Fuse Block
FRAME 2 COMPONENTS 2 - 4. Starter and Starter Solenoid 2 - 5. Power Junction 2 - 6. Power Relays 2 - 7. Key Switch 2 - 8. Front Console Ground
D
N
F 29
FRAME 1 COMPONENTS 1 - 1. Battery 1 - 2. Alternator 1 - 3. Chassis Ground
C
2
__ 3
A
B
1
__
F E D C B A
BC08C034-27A
FRAME NUMBER - COMPONENT NUMBER
A
N
ENGINE CONTROLLER
RELAY LOCATION
FRAME NUMBER - COMPONENT NUMBER 20. 20. 20. 20. 20.
101. 102. 103. 104. 105
Loader Quick Coupler Solenoid Load Sensing Solenoid Diode Switch #A - Backhoe Quick Coupler Switch #B - Backhoe Quick Coupler Solenoid 20. 106. Backhoe Quick Coupler FRAME 21 COMPONENTS 21. 107. Loader Lever Differential Lock Engage Switch - Standard Transmission 21. 108. Loader Lever Differential Lock Engage Switch - Powershift Transmission 21. 109. Differential Lock Enable Relay 21. 110. Differential Lock Solenoid FRAME 22 COMPONENTS 22. 111. Resistor 22. 112. Grid Heater
WIRE IDENTIFICATION
Indicates constant power Indicates power when key switch is in on position Indicates momentary power when key switch is in Start position
FRAME NUMBER - COMPONENT NUMBER 22. 22. 22. 22. 22. 22. 22. 22.
113. 114. 115. 116. 117. 118. 119. 120.
Grid Heater Relay Not Used Not Used Not Used Fuse 300 AMP Not Used Not Used Not Used
FRAME 23 COMPONENTS 23. 121. E’Hoe Extend Push Button 23. 122. E’Hoe Retract Button 23. 123. Horn Switch 23. 124. LH Stabilizer Switch 23. 125. RH Stabilizer Switch 23. 126. LH Stabilizer Pressure Switch 23. 127. RH Stabilizer Pressure Switch 23. 128. Electronic Pilot Controller 23. 129. RH Stabilizer Down Solenoid
BC08C034-32A
FRAME NUMBER - COMPONENT NUMBER 23. 23. 23. 23. 23. 23. 23. 23. 23. 23. 23. 23. 23. 23. 23. 23.
130. 131. 132. 133. 134. 135. 136. 137. 138. 139. 140. 141. 142. 143. 144. 145.
RH Stabilizer Up Solenoid LH Stabilizer Down Solenoid LH Stabilizer Up Solenoid Auxiliary Reverse Solenoid Auxiliary Forward Solenoid E’Hoe Retract Solenoid E’Hoe Extend Solenoid Pilot ON/OFF Switch Pilot Control Relay Bi-Directional Forward Push Button Bi-Directional Reverse Push Button Pattern Change Switch Pressure Reducing Valve Solenoid Diode Pattern Change Solenoids Diode
FRAME 24 COMPONENTS 24. 146. Fast Steering Transmission Switch
FRAME NUMBER - COMPONENT NUMBER 24. 147. Fast Steering Power Relay 24. 148. Fast Steering ON/OFF Switch 24. 149. Fast Steering Solenoid Valve FRAME 25 COMPONENTS 25. 150. Fast Steering Cutout Relay 25. 151. Fast Steering Power Relay 25. 152. Fast Steering ON/OFF Switch 25. 153. Fast Steering Solenoid Valve
FRAME NUMBER - COMPONENT NUMBER
FRAME NUMBER - COMPONENT NUMBER
FRAME 28 COMPONENTS 28. 160. Transmission Controller 28. 161. FNR (Forward-Neutral-Reverse) Shifter 28. 162. Loader Lever Declutch 28. 163. Auto/Manual Switch 28. 164. Brake Pressure Switches
FRAME 26 COMPONENTS 26. 154. Electro Hydraulic Clam Controller 26. 155. EVI Solenoid 26. 156. EVK Solenoid FRAME 27 COMPONENTS 27. 157. Engine Control Unit 27. 158. Diagnostic Connector 27. 159. Water In Fuel Sensor
NOTES
NOTE 1 See the REPAIR MANUAL for locations and Troubleshooting information. NOTE 2 Diagram shown with vehicle parked, Power OFF, and controls in OFF or Neutral position. NOTE 3 Frame or Sheet Numbers refer to the number at the bottom center of each single Frame or Block.
ELECTRICAL SCHEMATIC 580SM, 580SM+, 590SM AND 590SM+ Series 3 LOADER BACKHOE Additional copies of this Hydraulic and Electrical Schematic can be ordered through Technical Publications Distribution System. The part number is 5-12380 Copyright © 2008. CNH America, LLC. All Rights Reserved.
BC08C034-00A