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Mighty Mule 352
2. STATUS LED (LED1):
While the unit is IDLE:
1 blink with 2 seconds off:
Free Exit terminal is shorted to common. Check exit wand or loop detector.
2 blink with 2 seconds off:
Safety terminal is shorted to common. Check photo beams or loop detector.
3 blink with 2 seconds off:
Edge terminal is shorted to common. Check edge sensor.
4 blink with 2 seconds off:
Cycle terminal is shorted to common. Check push button, wired keypad or wired intercom.
LEARN LIMIT Mode:
This LED will turn on when the ‘SET-LIMIT’ button is pressed. It will turn off after 3 seconds
indicating that it has entered the learn limit mode (if not at the retracted limit) or cleared the
previous learned limit (if at retracted limit). See "Setting Closed Position" section on page 27.
Whenever there is a change in state at any of the inputs this LED will blink once.
3. POWER LED (Green): (MASTER ARM ONLY)
ON: AC power or solar power is present.
OFF: NO AC power or solar power is present.
4. CHARGING LED (Red): (MASTER ARM ONLY)
Continuously ON: Fast charging mode. (~1.5 Amps charging current). 14.8 Vdc Blinking (two blinks per
second): Soak charge. Enter this mode after fast charging. The battery is almost at full charge in this
mode. 14.2 Vdc Slow blinking (one blink per second): Float charge. In this mode when the battery is
fully charged. 13.8 Vdc
The Gate CLOSES Then Opens Again on its Own:
1. Check the position of the pivot and post brackets and readjust if necessary.
2. Check the gate for binding or hinge damage.
3. Reset closed position limit.
4. Adjust stall force.
The Gate OPENS Then Closes Again on its Own:
1. Check the position of the gate brackets and readjust if necessary. Take opener off gate. Retract tube
with remote. Re-attach arm to see if hole in front mount aligns with hole in gate bracket.
2. Check the gate for binding or hinge damage.
3. Adjust stall force.
VOLTAGE RATINGS
18 Vac Transformer _________________________18.0 to 22.0 Vac
10 W Solar panel (single) ____________________18.0 to 22.0 Vdc 600 mA
measure voltage at panel and control box.
12 V Battery ________________________________12.5 to 13.5 Vdc
Charging circuit ____________________________13.8 to 14.8 Vdc
measure voltage with battery connected