Da-Lite LARGE ADVANTAGE DELUXE ELECTROL Libro di istruzioni - Pagina 8
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Troubleshooting
Symptom
Door will not open.
Door does not close.
"Down" limit switch incorrect..
Noise.
NOTE: Screen will operate with
a low-pitched hum.
Coasting.
Roller displaced from
mounting bracket.
Fabric hangs crooked.
Door closes before screen is all
the way up.
Door opens but screen does not
operate.
8
Cause
Spring has an obstruction not
allowing door to open..
No power.
Mis-adjusted door motor limit.
Low voltage board has no power or a blown
transformer.
Unit not calibrated
"Down" limit switch out of adjustment.
Buzzing noise.
Gear noise
Defective brake.
Pin end slipped out of nylon bearing
Screen not installed properly.
Fabric is damaged.
Screen "up" limit out of adjustment.
Loose wire.
Solution
Check installation to free door. Clear any foreign
substance from spring.
See above.
Adjust door motor limit. Call Da-Lite for instruction.
Replace low voltage board.
Recalibrate per instructions on page 3
See installation instructions.
Adjust door limit switch (too far down).
Replace motor assembly.
Replace motor assembly.
Realign pin end bracket.
Check for level and plumb.
Replace fabric.
Adjust "up" limit (call factory for instructions).
Check all wiring and
connections..