Da-Lite Ascender Electrol - Manual (Page 7)

7
Troubleshooting
Symptom Cause Solution
Screen will not operate or will
not go “down”.
Motor does not hum.
Motor hums.
Tripped 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.
Power at junction box
Thermal overload tripped.
Let motor cool down for 15 minutes. Try again.
Broken wire in the “down” 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.
Capacitor burned out. Replace motor assembly.
Screen will not move “up”
Motor does not hum
Motor hums.
Tripped circuit breaker. Reset circuit breaker.
No power to operating switch or junction.
Check above. Tighten all loose wire connections. Correct any
improper connections.
“Up” Position.
Check for power across black and white leads.
Power at junction box
Thermal overload tripped.
Let motor cool down for 15 minutes. Try again.
Broken wire in the “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.
Capacitor burned out. Replace motor assembly.
Incorrect stopping position in
downward direction.
“Down” limit switch out of adjustment. See installation instructions.
Incorrect stopping position in
upward direction.
“Up” limit switch out of adjustment. Adjust “up” limit switch. See installation instructions
Noise.
NOTE: Screen will operate with
a low pitched hum.
Grinding due to foreign object in screen rubbing
on roller or fabric.
Remove foreign object.
Gear noise. Replace motor assembly.
Coasting. Defective brake. Replace motor assembly.