Hyster A495, Руководство по обслуживанию и ремонту

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Dash Display Controller LED Handset or PC
No LEDs or LCDs
illuminated
LED OFF No error codes present
CONDITION
LOGIC
Occurs when the MDI or LED receives no signal, or
MDI or LED is damaged.
Dash display and/or controller LED inoperative.
TRUCK RESPONSE
Travel and hydraulic functions normal.
POSSIBLE CAUSES AND TEST PROCEDURES
• Open connection between dash display and
controller.
Verify harness connections at MDI and
connector D on controller.
Verify continuity of wires between MDI
and controller.
• Defective dash display.
Connect handset to controller and
confirm communication to handset.
If handset operates correctly, replace
MDI.
• Defective LED.
Disconnect LED and connect handset. If
handset works, replace LED.
Dash Display Controller LED Handset or PC
No LEDs or LCDs
illuminated
LED OFF NO COMMUNICATION
CONDITION
LOGIC
Occurs when controller does not send a signal to the
MDI or LED.
Dash display and/or controller LED inoperative.
TRUCK RESPONSE
Travel and hydraulic functions normal.
POSSIBLE CAUSES AND TEST PROCEDURES
• Defective controller.
Connect handset to controller and
confirm communication to handset.
If handset will not communicate with
controller, replace controller.
Troubleshooting 2200 SRM 1064
16