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11
9.Trouble shooting
The product appearance and functions will be changed by development without further notice.
Trouble
Reason
Solution
The opener can’t work, without
display on LED
●Opener is not power on
●Fuse of main control board
damaged
●Switch on the power, inspect
“ POWER” socket
●Change the same type fuse.
The opener can’t work, LED
display 1.
●Travel adjustment error
●Readjust limit position
Door stops before it is fully up on
opening cycle; LED display 2.or 3.
●The closing resistance is
greater than that system set
load activates the barrier
protection system
●Inspect and adjust the door balance
system
Door auto-reverses before reaching
the ground on closing; LED display
3.
●The closing resistance is
greater than that system set
load activates the barrier
protection system
●Inspect and adjust the door balance
system
increase door closing load
The door can’t run to the closing
door direction, LED display 4.
● The light of photo beam
have been shielded;
●System started to use photo
beam system, but it hasn’t
been connected.
● Remove the barrier in the beam road.
● Prohibit using photo beam or
connect the photo beam
Opener stops after a moment
running, LED display 7
speed sensor wire is loosed
speed sensor is broken
reconnect the wires
change speed sensor
Opener cannot
display 8
DC motor wire is loosed
DC motor is broken
control board is broken
reconnect the wires
change DC motor
change control board
Push button can operate normally,
but can’t remote control
● The transmitter has not
learned
● It has no battery in the
transmitter
● Learn transmitter according to the
manual
● Change the battery of transmitter
The remote distance became very
near distinctly, the brightness of
indicator lamps became lower
distinctly
●The battery power is not
enough
●Change the battery
Remoter can operate normally, but
the push button has no function
● Push button loose or broken
circuit
● Inspect push button wiring
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