23
TROUBLESHOOTING GUIDE (CONTINUED)
FOR HELP-1.800.929.3667 OR OVERHEADDOOR.COM
• Check lock switch on wall console.
• Check power source.
– Plug a lamp into outlet used for power
head. If lamp works, power source is OK.
– If not, check fuse or circuit breaker.
• Power is OK.
– Check connections at power head
terminals.
– Check connections at wall control.
• Check wires to ensure they are not cut.
Staples can cut insulation and short wires. If
wire is cut, replace it.
• Was a remote control lost or stolen?
Erase all remote control codes from
receiver memory and reprogram
(See section
).
• Button stuck on wall control.
• Check CLOSE limit switch setting
(See section ).
• Wires shorted.
• Check CONTACT REVERSE
(See section ).
• Check “STB” system for beam obstruction
or misalignment of lenses (See section ).
• Check “STB” diagnostic code.
• Check “CLOSE FORCE” adjustment
(See section ).
• Check OPEN limit switch for short and
proper wiring.
• Check “OPEN FORCE” adjustment
(See section ).
• Check door condition and door spring.
• Check “STB” system (See self-diagnostic
STB Troubleshooting Chart).
• Check CLOSE limit switch for short and
proper wiring.
• Check “CLOSE FORCE” adjustment
(See section ).
• Disconnect and reconnect wires on wall control
(See section ).
• Check wiring.
• Incompatible wall control.
4
6
6
6
3
6
6
7
Use wall control supplied with operator. Any other wall control can cause
the operator to operate unexpectedly and light not to work.
CAUTION
Door starts down,
then stops before
it’s closed
.
• Be sure door, operator, and springs are in
good repair, properly lubricated and balanced
(See maintenance section).
• Check “OPEN” limit switch setting
(See section
).
• Check “OPEN FORCE” adjustment
(See section
).
• Make sure carriage is engaged to
carriage slide.
– place carriage lever in lock position.
• Check force adjustment (See section
).
Door operator will
NOT
run more than
30 seconds each way if door does
not move.
• Relocate remote control inside car.
• Point remote control at garage door.
• Replace battery (See section
).
• Reposition door operator antenna.
•
DO NOT
attempt to retune remote controls.
• Program remote control code into
receiver memory. (See section
).
• Replace remote control battery with good
one. (See section
).
• Be sure all fasteners are tight.
• Be sure door and operator is in good repair,
properly lubricated and balanced (See
monthly maintenance section).
If an operational problem exists, and operator
will not run closed. The operator can be forced
to close as shown below (See section
).
• Disconnect the “STB” system from the
operator.
• Hold the wall control button down until door is
completely closed.
Use self-diagnostic “STB” system Troubleshooting
information to maintain safe operation.
5
8
7
8
6
6
6
Door starts up,
but stops before
it’s completely
open
.
Door will only
run closed
.
Door operator
starts for
no reason
.
Operator does
not run from
wall control
Door starts
down, then stops
and goes
back up
.
Lights will not go
out
.
Door will only
run open
.
Remote control
has less than 25
feet operating
range
.
Operator runs,
but door does
not move
.
Safe-T-Beam
®
system
malfunction
.
Noisy operation
.
Operator works
from wall
control, but
not from
remote control
.
If you have any questions, please do not hesitate to
contact customer service at:
1.800.929.3667
