Mercury 310 Automated Gate System
Installation and Programming Manual
7878
14: TROUBLESHOOTING
Troubleshooting Procedures
Problem Possible Solution
Gate opens a short
distance, then stops and
reverses.
• Check the 10K sensor input on the gate controller
• Ensure limits are properly set
• Check for obstructions
• Adjust Force Settings
Gate opens but will not
close.
• Check the input LEDs. Any lit LED indicates sensor activation, which will hold the
gate open.
• Check the external safety devices. Any activated safety devices will hold the gate
open and may indicate a problem with the safety device.
• Ensure limits are properly set.
• Check the loop detectors. Any activated safety devices can hold the gate open
and may indicate a problem with the loop detector or ground loop.
Battery backup system
will not open gate upon
AC power outage.
• Check batteries for proper voltage. Replace if necessary.
• Check battery connections to controller.
Hard Shutdown (two
back to back obstruc-
tions) LED blinking,
Buzzer sounds for 5
minutes.
Clear any obstructions from the path of the gate, then Press STOP/CLEAR button
on controller to clear the Hard Shutdown.
Gate opens by itself.
• Check accessory inputs and clear them as necessary.
• Delete all key fobs from the OXI receiver and learn them in again.
Gate moves in direction
opposite expected.
Perform the gate learning procedure, taking care during step 6 on page 36
APPENDIX
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