MODEL 51240B/53540B/53640B/61240B/63540B/63640B
46
1. All indictors
display on
front panel.
A. Wiring of front panel with
controller fails to work.
B. Control board is faulty.
C. Transformer damaged.
D. Electrical service not
stable.
E. Display board is
damaged.
A. Check and replace the wiring.
B. Replace control board.
C. Check and replace transformer.
D. Check and adjust electrical
service.
E. Replace the display board.
2. No display
on front panel.
A. Wiring of front panel with
controller fails to work.
B. Front panel damaged.
C. Control board damaged.
D. Electricity is interrupted.
A. Check and replace wiring.
B. Replace front panel.
C. Replace control board.
D. Check electricity.
A. Wiring of locating board
with controller fails to work.
B. Locating board
damaged.
C. Mechanical driven
failure.
D. Faulty control board.
E. Wiring of motor with
controller is fault.
F. Motor damaged.
A. Replace wiring.
B. Replace locating board.
C. Check and repair mechanical
part.
D. Replace control board.
E. Replace wiring.
F. Replace motor.
A. Hall component on
locating board damaged.
B. Wiring of locating board
with controller fails to work.
C. Control board is faulty.
A. Replace locating board.
B. Replace wiring.
C. Replace control board.
A. Control board is faulty.
A. Replace control board.