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XLB-4319
4-22
Troubleshooting Aids
Electrical diagrams are provided in Figure 4-14 through Figure 4-17. Hydraulic diagrams
are provided in Figure 4-18 and Figure 4-19. Level sensor LED indications are shown in
Table 4-4.
MOTOR
CONTACTOR
PUMP
MOTOR
CIRCUIT
BREAKER
OUTRIGGERS
ENABLE
SW3
BOOM DOWN
LIMIT SWITCH
BASKET
CONTROLS
AUDIBLE
ALARM
E-STOP
BOOM
ENABLE
PB7
OFF
GROUND
BASKET
BASKET/OFF/
GROUND
KEYSWITCH
SW2
OUTRIGGER
POSITION
SWITCHES
BOOM
ENABLE
VALVE
SV1
+
–
M
ALARM
RELAY
RL2
OUTRIGGER
DOWN LEDs
PB6
BOOM
ENABLE
LEVEL
SENSOR
E-STOP
PB2
F2
MCB
MAIN DISCONNECT
12 VDC
BATTERY
FUSE
PB1
PB4
Figure 4-14. Simplified Electrical Diagram, DC Model