Kubota KX91-3a User Manual

II-188
WSM Minor Change II Service Engineering Section
j. Circuit wiring diagram
1. KX91-3S·D,101-3D, 121-3S·D, 161-3S·D, U35S, U35-3S·D, U45-3S·D, (S/P, AI)
ON-14-3
ON-14-2
ON-15-2 ON-15-1
ON-17-3
ON-10-2
ON-11-2
ON-2-18
ON-1-1
ON-1-12 +B
+5V
Analog-GND
Motor pot
Motor sensor(Governor)
Fuel sensor
Accel sensor
S/P Knob
Horn sw
Light relay
Heater relay
Beacon switch
Power consent
Beacon
Heater relay
Heater
Wiper/washer
10A
Auxilliary 15A
Heater (Denso(bid)Aurora)
Radio
Speaker(R)
Speaker(L)
Heater switch
Heater sw
Heater(Denso(small)sirocoo)
Cab relay
wark lamp
RS-485-com
RS-485-com
Horn relay
Breaker
sw
Horn
AI Oreration
LED
AI Oreration
SW
Aux.Control
SW
Accel pot
Aux.
Control pot
Aux.
Control ON-OFF SW
Aux.
Control ON-OFF LED
Aux.Sol(+)-L
Aux.Sol(+)-R
Aux.Sol(-)
Charge
SW
Oil SW Engine oil SW
ON-2-6
ON-28
ON-2-7
ON-1-20 ON-13-1
AUX.R solenoid
AUX.L solenoid
AI Motor
ON-13-2
ON-1-19
ON-1-18
ON-2-19
ON-2-20
ON-13-1 ON-13-2
ON-25-1
ON-25-2
ON-113
ON-114
ON-37
ON-1-15
Glow Plug
ON-13-1 ON-13-2
Travel Hi-Low SW
Breaker Lock SW
Water temp
Sensor
Water temp-Sensor
(auto glow)
5V
AC-1
ON-2-14
ON-2-2
ON-2-1
ON-2-4
ON-2-3
ON-2-5
ON-1-4
ON-2-10
ON-1-15
ON-1-16
ON-1-14
ON-1-13
ON-1-22 ON-17-4
ON-17-3
ON-17-1
ON-17-4 ON-17-3
ON-17-2
ON-17-2
ON-17-1
M
Glow relay
ON-13-2
ON-13-1
ON-12-1
ON-12-2
Lever lock
Solenoid
Travel hi-low
Solenoid
Auto release
relay
ON-1-21
ON-1-9
ON-1-11
ON-1-5
ON-1-6
ON-1-7
ON-13-2ON-13-1
ON-1-8
ON-1-10
ON-1-2
ON-1-17
ON-2-13
ON-2-12
ON-2-9
ON-2-11
ON-2-8
ON-2-17
ON-1-3
ON-33-2
5V
ON-33-1
ON-33-3
Engine Speed Sensor
ON-15-1
ON-15-2
ON-32-1
ON-500-4+5V
GND
LED2
LED1
SW2
SW1
+12V
ON-500-3
ON-500-8
ON-500-6
ON-500-5
ON-500-1
ON-500-2
ON-500-7
ON-308-3
ON-301-1
ON-17-2 ON-17-2
ON-301-3
ON-317-1
ON-317-2
ON-308-1
ON-308-2
Horn
10A
ON-4-3
ON-4-1
ON-15-2
ON-302-2
ON-302-4
ON-302-1
ON-302-3
Alternator
10A
Wark Light
20A
Relay souce
5A
Heater Fan
10A
Cigarette lighter
15A
Room Light
5A
Blower Motor
20A
Compressor
10A
ON-15-1
ON-18-1
ON-55-1
ON-55-1
ON-55-1
ON-55-1 ON-55-2
ON-100
ON-100
ON-55-2
ON-18-2
ON-18-2
ON-305-1
ON-305-6
ON-305-2
ON-305-1
ON-16-4
ON-16-2
ON-16-1
CN-17-2
CN-317-2
CN-317-2
CN-317-2
CN-317-2
CN-317-2
CN-317-1
CN-317-1
CN-317-1
CN-317-1
CN-317-2
CN-317-1
CN-17-2
ON-17-2
ON-17-2
ON-17-2
ON-17-2
ON-17-2
ON-17-2 ON-17-2
ON-17-2
ON-17-2
ON-17-2
ON-17-2
ON-17-2
ON-17-2
ON-17-2
ON-17-2
ON-17-4
ON-17-4
ON-17-2
ON-17-2
ON-17-2
ON-17-2 ON-17-2
Hi
FT
Mi
Lo
ON-17-2 ON-17-2
ON-17-2 ON-17-2
off
Lo
Hi
Hi
com
ON-17-2
ON-17-2
ON-17-2
ON-17-2
ON-17-2
ON-13-1
ON-36-1
ON-57-1
ON-57-3
ON-24-1
ON-24-2
ON-56-3
ON-56-1
ON-36-2
ON-13-2
ON-17-3
ON-17-3
ON-17-1
ON-17-1
ON-17-2
ON-17-2
ON-17-2
ON-17-2
ON-16-3
ON-103-1
ON-305-3
cab power souce
Room light
cab wark light
wiper sw
wiper motor
washer motor
Thermostat sw
Blower Motor
Blower Motor Relay
Blower Resister
Air-conditioner sw
Refrigerant
Compressor clutch relay Compressor clutch
Engine Stop Solenoid
Fuel Pump
Aiternator
Starter
Pressure sw
cab wark
cab GND
ON-303-2
ON-303-1
ON-301-5
ON-301-6
ON-303-4
ON-308
-4
ON-305-6
ON-303-4
ON-303-1
ON-303-2
ON-305-2
ON-304-2
ON-305-4
ON-
304-3
ON-
304-1
ON-304-1
ON-304-4
ON-304-3
ON-
305-4
ON-305-3
ON-55-2
ON-55-1
ON-18-1
ON-18-2 ON-18-2 ON-18-2 ON-18-1 ON-18-1 ON-18-1 ON-18-1
ON-18-2
ON-306-3
ON-306-1
ON-45
ON-45
ON-306-2
ON-306-4
ON-4-2
ON-14-1
Battery
50A
50A
ON-4-2
ON-4-1
ON-4-3
ON-23-1
ON-110
ON-32-2
ON-2-15
ON-2-16
ON-10-1 ON-11-1
AI Self-hold relay
AI Self-hold Relay
AI
Operation SW
AI operation LED
Travel Hi-Low Sol
Motor(+)
Motor(-)
Compressor Clutch Relay
Working lamp Relay
Auto release Relay
Glow Relay
Lever Lock SW
Start SW
AI
Pressure SW
Compressor clutch SW
Spare SW
Eng.rpm
RS-485(+)
RS-485(-)
Signal-GND
Motor-GND
Rxd-1
Txd-1
Flash cnt
AI pressure SW
Fuel
Sensor
ON-17-4
ON-17-1
ON-17-2
ON-14-1
off
on
Start
Key SW
Lever Lock
5A
Lever Lock-A SW Lever Lock-L SW
Motor Power supply
Meter Panel controller unit
Meter Sub
5A
Meter Main
10A
AI motor
15A
Travel Hi-Low
5A
Travel Hi-Low
Lock SW
M
M
M
M
M
M
M

Kubota KX91-3a Specifications

General

Brand	Kubota
Model	KX91-3a
Category	Excavators
Language	English