Da-Lite Senior Electrol Книга инструкций - Страница 8
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TROUBLESHOOTING
SYMPTOM
9. Inconsistent stopping points.
10. Screen does not stop going up or
down.
Printed in U.S.A.
CAUSE
(a) Limit switch travel plate not mov-
ing.
(b) Excessive end play in lead screw
of limit switch assembly.
(a) Limit switch assembly paddle
damaged or is out of place.
7
SOLUTION
(a) Tighten set screws located on
nylon gears (drives limit switch).
(b) Tighten nut between adjusting
knobs. Tighten lead screw of limit
switch.
(a) Remove and check limit switch
assembly. Repair or replace as
necessary.
46490 Rev. 9/09