Mighty Mule FM500 - Troubleshooting Guide

35
Visual Feedback
Symptom
Diagnosis Check:
Status (clear)
1 blink
Cycle Terminal
Shorted
Disconnect the push button, keypad, intercom keypad, or any other
accessory wired to this terminal. Try the remote. If the remote works, then
the problem is the accessory.
Status (clear)
2 blinks
Safety Terminal
Shorted
Disconnect the loop detector, photo beam, or any other accessory wired
to this terminal. Try the remote. If the remote works, the problem is the
accessory.
Status (clear)
3 blinks
Exit Terminal
Shorted
Disconnect exit wand, loop detector, photo beam, Knox box, or any other
accessory wired to this terminal. Try remote. If the remote works, the
problem is the accessory.
Status (clear)
4 blinks
Shadow Terminal
Shorted
Disconnect the loop detector, photo beam, or any other accessory wired to
this terminal. Try remote. If the remote works, the problem is the accessory.
Status (clear)
5 blinks
Close Edge Terminal
Shorted
Disconnect the edge sensor, photo beam, or any other accessory wired to this
terminal. Try the remote. If the remote works, the problem is the accessory.
Status (clear)
6 blinks
Open Edge Terminal
Shorted
Disconnect edge sensor, photo beam, or any other accessory wired to this
terminal. Try the remote. If the remote works, the problem is the accessory.
RF (yellow) Flickers Receiving 318 MHz
RF
Normal operation when remote or wireless keypad is used.
RF (yellow) OFF No 318 MHz RF
Received
• Battery in Remote
• Program Remote
• Antenna Receiver Connections
• Antenna Receiver
Power (green) ON AC or Solar Power
Present
Normal Operation
Power (green) OFF No AC or Solar
Power
Transformer:
• Breaker or GFI
• Power at AC outlet.
• Output of Transformer.
• Voltage on wire at 18 VAC Input
Solar:
• Weather
• Solar Panel Placement
• Output of Solar Panel
• Voltage on wire at Solar Input
Charge (red) ON Fast Charging Mode Battery Voltage should be ~14.8 VDC slowly increasing
Charge (red) Fast
Blinking 2/second
Soak Charging Mode Battery Voltage should be ~14.1 VDC
Charge (red) Slow
Blinking 1/second
Float Charge Battery Voltage should be ~13.8 VDC
Charge (red) OFF Battery Not Being
Charged
• AC power
• Transformer
• Solar Panel
• Charging Circuit