7
Troubleshooting
Symptom
Cause
Solution
Screen will not operate
and motor does not hum.
Incorrect line voltage.
Verify 115-125V (or 220-240V). If insufficient voltage, rewire
incoming electric line..
Branch circuit fuse blown.
Replace fuse.
Tripped branch circuit breaker.
Reset circuit breaker.
No power to operating switch or junction.
Check above. Tighten all loose wire connections.
Correct any improper connections.
“Down” Position
Check for power across black and white leads.
“Up” Position
Check for power across red and white leads.
Power at junction box
Thermal overload tripped.
Let motor cool down for 15 minutes. Try again.
Broken wire in the “down” or “up” position.
Check for continuity. Cut off old splice and reconnect.
Defective motor, limit switch or capacitor.
Replace motor assembly. NOTE: Motor is a sealed assembly.
Motor capacitor burned out..
Replace motor assembly.
Incorrect stopping position in
downward direction.
Lost roller wrap.
See instructions below..
“Down” limit switch out of adjustment
See installation instructions.
Incorrect stopping position in
upward direction.
Lost roller wrap.
See instructions below..
“Up” limit switch out of adjustment
Adjust “up” limit switch. See installation instructions
Noise.
NOTE: Screen will operate
with a low pitched hum.
Gear Noise.
Replace motor assembly.
Coasting.
Defective brake.
Replace motor assembly.
Restoring Lost Roller Wrap
1. Tape a strap to the bottom of the screen surface.
2. Push strap over back of roller.
3. Feed fabric as you pull strap to draw fabric over top of roller.
4. Remove tape and strap.
