Locating Safe-T-Beam® (Multiple Doors); Safe-T-Beam® Troubleshooting - Genie GCL-LJ Series Manual

Installing Safe-T-Beams® on multiple garage doors (Preventing "cross-talk")
LOCATING SAFE-T-BEAM® for multiple doors
Transmitter (RED LED) and Receiver (GREEN LED)
Single Garage Door
• Determine which side of the garage receives direct
sunlight.
• Position the Transmitter (Red LED) on the direct sunlight
side.
NOTE: Only use Safe-T-Beams® that are approved for use with this operator.
Safe-T-Beam® Self-Diagnostic Troubleshooting Chart
Source Sensor
(RED (GREEN
LED) LED)
ON ON
OFF OFF
OFF ON
2 BLINKS ON
2 BLINKS OFF
3 BLINKS ON
34
Possible Problem
Normal Operation
Operator not powered
Wiring from operator bad
Wiring to source missing or bad
Power has been interrupted
Beam not aligned
Beam obstructed
Sensor defective
Wire to sensor missing or bad
Sensor defective
Sensor receiving interference
Multiple Garage Doors
• NEVER position Safe-T-Beam® modules where signals will cross.
• Place the Transmitter (Red LED) Safe-T-Beams on adjacent
doors facing in opposite directions.
NOTE: Direct sunlight creates interference with Safe-T-Beam
Receiver (Green LED). STB modules CAN be positioned further away
from the door opening if necessary to avoid sunlight but no further
off the wall to maintain alignment with the Transmitter (Red LED)
module.
None Required
Check breakers, fuses, plugs
Check wiring for shorts
Check wiring
Remove power and reapply
Check source, Sensor alignment
Check for obstruction
Contact Customer Support
Check wiring
Contact Customer Support
Determine source of interference
Contact Customer Support
®
Solution