Da-Lite Tensioned Professional Electrol - Manual (Page 7)

7
Troubleshooting
Visit www.da-lite.com to find installation and troubleshooting
tutorials. You will also find a link to Live Chat for interactive
support and you can contact us by email at [email protected] or by
phone at (800) 622-3737 or (574) 267-8101 with any
troubleshooting questions.
Symptom Cause Solution
Screen will not operate
and motor does not hum.
Blown fuse. Replace fuse.
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.
“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.
Capacitor burned out. Replace motor assembly.
Incorrect stopping position in
downward direction.
Lost roller wrap. See instructions below.
“Down” limit switch out of adjustment. Contact Da-Lite at 800-622-3737 or 574-267-8101.
Incorrect stopping position in
upward direction.
Lost roller wrap. See instructions below.
“Up” limit switch out of adjustment. Contact Da-Lite at 800-622-3737 or 574-267-8101.
Noise.
NOTE: Screen will operate with
a low pitched hum.
Gear Noise. Replace motor assembly.
Coasting. Defective brake. Replace motor assembly.