Da-Lite Tensioned Advantage Deluxe Electrol Instruction Book page 11

Troubleshooting (continued)
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.
Cause
Hinge is bound or has a foreign substance on it
which does not allow it to open by gravity.
No power.
Open door limit switch.
No power from screen motor.
"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; i.e., paint or plaster from hinge.
See above.
Replace switch.
Replace screen motor
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..
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