`
Trouble 7:
T
HE DOOR STARTS TO CLOSE BUT
REVERSESBEFORE FULLY CLOSING
Trouble 13:
O
PENER RUNS BY ITSELF
A
If the opener light flashes 4 times, the close door force setting may
be too low.
B
The door hardware may be binding causing the door force setting
to be exceeded.Disengage the carriage and manually check the door
movement and balance.Lubricate the door hardware as recommended
by the manufacturer.
C
TheSafe-T-Beam®has been interrupted while the door is closing
(opener light flashes 3 times), or theSafe-T-Beam®is out of alignment.
A
Examine all remotes programmed into the opener. Check for
items that might be pressing on a remote button.Look for remotes
stuffed between seat cushions of the car.
B
If a remote has been lost or stolen, erase the
opener’s memory
to prevent the missing remote from activating the opener.
Reprogram the remaining remotes into the opener.
C
Check the wiring between the wall control and the opener.Look
for staples that have cut into the
wire’s insulation, or wire that has
been pinched by a object.Replace any bad wire.
D
Examine the wiring at the
opener’s terminals and the wall
Trouble 8:
O
PENER LIGHTS STAY ON
control terminals.Look for any wires that are close to or touching
adjacent terminals.
A
It is normal for the lights to stay on for about 5 minutes
after being activated.
B
If the lights were turned on using the light button on the
Trouble 14:
O
PENER IS NOISY
wall control, they will stay on until they are turned off using
the wall control light button or the door is cycled open or
shut.
A
Lubricate the door hardware as recommended by the garage
door manufacturer.
Trouble 9:
O
PENER DOES NOT OPERATE
Trouble 15:
T
HE
O
PENER WILL NOT OPERATE
BECAUSE OF A POWER FAILURE
FROM THE WALL CONTROL
,
BUT
DOES FROM THE REMOTE
A
Check the wall control wiring at the wall control and
opener terminals.
B
Check the wiring between the wall control and the
opener.Look for any staples that have cut into the wire
’s
insulation or wire that has been pinched. If the opener light
flashes 2 times when the r emote is used, the wall control
wires are shorted and the bad section must be replaced.
A
Pull the carriage release handle to disengage the opener from
the door.The door can be operated manually until power is restored.
Trouble 10:
O
PENER DOES NOT OPERATE
FROM THE REMOTE
,
BUT DOES
WITH THE WALL CONTROL
A
Be sure that the remote is programmed into the opener.
B
Check the remote
’s battery.The red light should light up
when ever the remote button is pressed.
Trouble 11:
O
PENER CLOSES
,
BUT DOES NOT
OPEN WITH THE REMOTE
A
If the opener lights flash 5 times when the remote is
activated,and the door does not open, the vacation
switch is on.Turn the vacation switch off
(optional accessory).
Trouble 12:
R
EMOTE CONTROL WILL NOT
OPERATE AT A DISTANCE FROM
THE OPENER
.
A
Be sure that the
opener’s antenna (the short white wire on the
back of the opener) is extended upward from the opener.
B
Check the
remote’s battery.
C
Remote control operating distance will vary depending on the
amount of interference and metal obstacles in the path of the signal.
15
Summary of Contents for Quietlift 2M
Page 5: ...5 Figure1 Checking door balance...
Page 15: ......
