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Troubleshoo�ng
Fault appearance
Door opener does not work.
LCD screen is not bright
Posi�on missing
While learning, the digital display
Digital display
Opener does not work or stop working
Opener is not working
Digital display
LED is always on
When open the door by remote,
opener stops automa�cally a�er running
10cm
Digital display
Opener does not work.
Hear the relay 'kaka' sound
Digital display
Opener stops automa�cally a�er running
10cm
Digital display
Door is up moving only.
Do not work in down moving and the Digital
display
The door is fully open, automa�cally close
a�er some �me
29
LED lights flash 4 times
When the door stops, the caution light is
always on
LED lights do not work
Door is automatically reversed to the upper
limit before the door closed completely
Door automatically stops while opening
The remote control cannot be used or the
operation distance is short
Cannot code in the new remotes
EN
Fault cause
1. Power supply
2. Plug wire is loosing
System error
Travel less than 30cm or more than 9m
Unstable voltage or door lost balance
Fail to learn the up and down limit se�ng
Improperly learn the up and down limit
setting
The control panel is broken or the power
supply board is broken
Hall sensor wire is loosed or damaged
The wire between gear motor and board
is loosing
The wire between gear motor and board
is plugged inversely
Photo cell function has been effective but
without connecting any photo cell device.
Automatic closing function is turned on
The power board is broken
1. The LED wire is not plugged
2. The LED is broken
3. The circuit board is broken
In opera�on with automa�c reverse
func�on
The door is not installed correctly
There is some block on its moving
In opera�on with automa�c protect
func�on when obstruc�on is detected
The door is not installed correctly
There is some block on its moving
1. Flat batery
2. Antenna is loosed or not well extended
3. Interference around nearby
New remote control is not compatible
with opener
Solu�ons
1. Check whether the motor socket is energized
2. Check whether Fuse tube is broken
3. Check whether the low-voltage wire of transformer is
connected to the power board
4. Check whether the ribbon cable is plugged
5. Check whether there is 26v AC at the transformer low-voltage
side, if there is 26v AC, replace the PCB. If not, replace the
transformer
Re-set the limit traveling
Re-set the limit traveling
1. Check the power supply
2. Adjust the door balance
Learn "UP" and "DOWN" limit traveling again follow the manual
Replace the control board or power board.
Open the cover, check the Hall sensor wire, re-plug or replace.
Open the cover and check the wire between gear motor and
board.
Power off firstly, open the cover and reverse the plug wire
between gear motor and board. Re-set limit traveling.
Turn off the photo cell func�on if there is no any photo cell device
connected. Refer the instruc�on manual.
3. Check if the photo cell is connected correctly, or if there is any
obstruc�on between the photo cell.
Set the automa�c closing �me, or turn off the automa�c closing
func�on.
( Refer the instruction manual)
Replace the power board
1. Check the LED wire
2. Replace the LED
3. Replace the circuit board
1.Check the block posi�on of the door and re-set the limit
traveling
2. Increased force number for automatic reverse
1.Check the block posi�on of the door and re-set the limit
traveling
2. Increased force number for automatic reverse
1. Replace new batery
2. Extended the antenna on the opener
3. Get rid of interference
Choose our remote control only
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