GTO UL325 SERIES Garage Door Opener User Manual


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Symptom Diagnosis Check
One Short Beep Power Problem • Fuse
• BatteryUnderLoad
• BatteryConnections
3 sec tone, 1 sec silence, 3 sec
tone
Limit Switch Error • MasterInputConnections
• PowerCable
• ORG&GRN,BRN&GRNTerminal
Voltages (5VDC) on each.
Constant Tone Switch power off and on. If alarm clears, it
is an obstruction alarm.
If alarm does not clear, then it is a low
battery.
• Pathofgate
• Gateforlevelandplumb
• StallForceAdjustment
• DisconnectSafetyDevices
• RevCounter
GateHitsorDragssomething
and no longer works.
Gate opener quits working
during windy conditions.
Open or closed too far and
jammed.
Blown Fuse • Fuse
Hearwarningbuzzerandthe
opener does not work.
One gate stops in the middle
of its cycle or operates
intermittently.
Operator arm won’t work or
works slowly or intermittently.
Power Problem
Bad Relay on PCB
Charging with Transformer:
• FuseConnection
• BatteryUnderLoad
• BatteryConnections
• ChargingCircuit
• Transformer
Charging with Solar:
• Weather
• SolarPanelPlacement
• BatteryUnderLoad
• ChargingCircuit
• SolarPanel
Output of RED & BLK Master Input Terminals with
wires disconnected while pressing the transmitter.
Opener stops and reverses
itself while attached to the
gate.
Sensing an Obstruction • PathofGateforsomethingwithinthepath.
Troubleshooting Guide
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