Genie 2040L Garage Door Opener User Manual


 
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or H
elp
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7
ALIGNING THE SAFETY-T-BEAMS®
Figure 1 SAFE-T-Beam®
F
igur
e 2
Indic
a
t
or Ligh
ts
NOTE
The Safe-T-Beam® is an invisible ray of light that travels
across the bottom of the garage door opening (
Figure 1).If
an object blocks the beam while the garage door is closing,
the opener will stop,then reverse and fully open the door.
MAINTENANCE AND ADJUSTMENTS
Step 1:
WARNING
THE SAFE-T-BEAM® MUST BE ALIGNED OR THE OPEN-
ER WILL NOT FULLY FUNCTION.
Serious injury or death from a closing garage door may
result because of failure to test the safety reverse system.
Repeat this test monthly and adjust as needed.
NOTE
The Safe-T-Beam® indicator lights display the status of
the Safe-T-Beam® system (
Figure 2).
A A
djusting the beam (
F
igure 3
)
.
Adjust the source and sensor units until the Green
indicator lights stay on.
Be sure to stay out of the path of the beam while
m
aking adjustments.
If one Green indicator light stays off,check for
Dirt on the lens.
Sun shinning into the lens.
A short in the wiring (check staples and
c
onnections at terminals).
Figure 3 Adjusting Beam
Source Red LED
ON = Power On
OFF= Power Off
If OFF, check wire con-
nection at Powerhead.
Check for broken or
shorted wires.Check
for def
ective source.
Sensor Green (2 LED’s)
BOTH OFF = NoPower
ONE OFF / ONE ON=Misaligned.
ONE ON / ONE BLINKING=Beam
needs better alignment.
BOTH ON = Normal Function,
No Obstruction.
Receiver
Sensor
Transmitter
Source