©2009 Overhead Door Corporation
Part Number 37027500123 02/26/2010 REV. 1
26
Power head LED
Possible Problem
Solution
Red LED
showing
Green LED
showing
OFF
OFF
Normal operation
None required
Continuous
ON
• Programming incomplete
• Complete programming
1 BLINK, Pause
(Repeat)
• Transmitter has not
learned
• Push button to program
1 BLINK, Pause
(Repeat)
• Programming incomplete
• Safe-T-Beam® sensor
obstruction going down
• Door obstruction going
down
• Door obstruction going up
• Set DOWN LIMIT programming
• Check for obstruction, remove
– Check door spring.
– Contact Overhead Door
Corporation at 1.800.929.3667
2 BLINK, Pause
(Repeat)
• Programming incomplete
• Wire to power head or wire
connection at power head
is bad
• Sensors out of alignment
• Continuous obstruction
• Set UP LIMIT programming
• Check power head wiring, check
connections
– Replace or repair
• Check Source & Sensor alignment
• Check for obstruction
3 BLINK, Pause
(Repeat)
• Limits set backwards
• Clear limits and reprogram
(See section
6
)
4 BLINK, Pause
(Repeat)
• Push button wire short
• Push button wires reversed
in power head connector
• Check push button and wiring Staples
can cut insulation and shorts wires.
Repair or replace push button and/or
wiring
– Contact Overhead Door
Corporation at 1.800.929.3667
• Reverse wire placement in power
head connector (See section
3
)
5 BLINK, Pause
(Repeat)
• Chain is too tight
• Control system failure
• Adjust chain tension (See section
1
)
– Contact Overhead Door
Corporation at 1.800.929.3667
• Contact factory authorized dealer for
service
TROUBLESHOOTING GUIDE -
POWER HEAD LED
FOR HELP-1.800.929.3667 OR WWW.OVERHEADDOOR.COM