5973130-15
SYMPTOM PROBABLE CAUSE PROBABLE SOLUTION
COMMERCIAL OPERATOR TROUBLESHOOTING LIST
Operator will NOT respond
to any commands.
Operator only works with
constant pressure on close
button.
1. No power to Operator.
Operator does NOT shut off at
fully open or closed position.
Door closes when open button
is pressed and door opens
when close button is pressed.
Door will open most of the
way, but stops short of fully
open, and the open button must
be pressed again to fully open
the door.
There is a delay between
when the open or close button
is pressed, and when the door
begins to move.
Sensors are lined up but still
not sending signal to the logic
board.
Radio control will not work.
2. Overload protector tripped
in operator.
3. Display on logic board reads
“Locked Out”.
1. Reversing device not hooked up,
or not working properly.
2. Wiring mode set for RC or RD
wiring.
3. Reversing device is activated.
4. Improper programming of
reversing device.
1. Weak battery.
2. Incorrect hook up.
1. Limit nuts not properly adjusted.
2. Limit drive train is broken or
inoperative.
3. Limit switch is damaged.
1. Three phase power is connected
out of phase.
2. Open & close buttons not wired
corrrectly.
1. Maximum run timer has timed
out. The default setting is 40
seconds. For larger doors,
maximum run time may need to
be set higher.
1. This is normal operation. This
delay is in place to keep the door
from reversing instantly and to
eliminate stress on rollers and
cables.
1. Sunlight is blocking the receiving
photo eye.
2. Faulty photo eyes.
1. Connect Operator to power source.
2. Check voltage at L1 & L2 for single phase and at L1, L2 & L3
for three phase.
3. Check for blown fuse or tripped circuit breaker.
1. Reset and check for cause. Located externally on single
phase, and internally located on three phase.
1. ChainHoist interlock switch is activated, has malfunctioned,
or the jumper is missing on non chain hoist units. See “Logic
Board Functions and Connections” on page 8.
2. Interlock device on Terminal Block 2 has malfunctioned or
jumper is missing. “Logic Board Functions and Connections”.
1. See wiring diagram for proper connection of reversing
devices.
1. Set wiring mode to SR5 momentary operation. See “Logic
Board Functions and Connections” on page 8.
1. Remove obstruction.
1. Make sure the logic board is programmed for the correct
reversing device. If using a photo eye, make sure program is
set for photo eye. Same goes for an electric edge. See
“Logic Board Functions and Connections”.
1. Replace battery.
1. Refer to wiring diagram for proper connection.
1. See limit switch adjustment in installation instructions.
1. Replace chain, check drive mechanism, and re-adjust limit
switches.
1. Check limit switch operation and replace if necessary.
1. Interchange any two incoming power supply leads.
1. Refer to wiring diagram for proper connection.
1. See instructions for setting of Maximum Run Timer.
1. Normal operation, no solution.
1. Move photo eyes away from opening, or swap the receiver
and transmitter to keep the receiver out of the sunlight.
1. Replace photo eyes.
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