8
Troubleshooting
Symptom
Cause
Solution
Screen will not operate.
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.
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. Call for information.
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.
Visit www.da-lite.com/products/product_videos.php to find installation and troubleshooting videos and 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.
Summary of Contents for Large Cosmopolitan Electrol
Page 1: ...INSTRUCTION BOOK FOR Large Cosmopolitan Electrol ...
Page 9: ...9 ...
Page 10: ...10 ...
Page 11: ...11 ...
