Da-Lite Executive Electrol - Manual (Page 9)

9
Symptom Cause Solution
Screen jammed. Will not operate,
motor hums, door open, closing
mechanism detached from door.
Closing mechanism detached from door,
allowing it to jam into box.
After securing fabric to roller, loosen set screws on
motor gear and manually rotate solenoid assembly back
over top of roller into position, then reattach door. Match
flats on motor drive shaft to gear set screws
and tighten.
Scraping or grinding noise.
If metal shipping bracket is left attached
to screen, it may be rubbing on motor
end of roller.
Remove shipping brace.
Gear noise. Gear may need light weight grease. Apply light weight grease.
Fabric rubbing.
Normal condition.
NOTE: Screens with ironing boards have
fabric that drags across the board.
Incorrect down limit switch setting.
Lost roller wrap. See installation instructions.
Limit switch out of adjustment. See door closure and timing instructions.
Door closes and screen
continues to run upward.
Door limit out of adjustment.
Loosen nut holding limit switch. Rotate adjusting
position, then secure.
Door limit switch is shorted. Repair short or replace limit switch.
Troubleshooting