Da-Lite Contour Electrol Libro di istruzioni - Pagina 8
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TROUBLESHOOTING
SYMPTOM
1. Screen will not operate.
Motor does not hum.
2. Incorrect stopping position in
downward direction.
3. Incorrect stopping position in
upward direction.
4. noise.
NOTE: Screen will operate with a
low pitched hum.
5. Coasting.
Printed in U.S.A.
CAUSE
(a) Incorrect line voltage.
(b) Blown fuse.
(c) Tripped circuit breaker.
(d) no power to operating switch
or junction.
Power at junction box
(e) Thermal overload tripped.
(f) Broken wire in the "down" or "up"
position.
(g) Defective motor, limit switch or
capacitor.
(h) Capacitor burned out.
(a) lost roller wrap.
(b) "Down" limit switch out of
adjustment
(a) lost roller wrap.
(b) "Up" limit switch out of
adjustment
(a) gear noise.
(a) Defective brake.
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.
SOLUTION
(a) Verify 115-125V (or 220-240V). If
insufficient voltage, rewire
incoming electric line.
(b) Replace fuse.
(c) Reset circuit breaker.
(d) 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.
(e) let motor cool down for 15
minutes. Try again.
(f) Check for continuity. Cut off old
splice and reconnect.
(g) Replace motor assembly.
NOTE: Motor is a sealed assembly.
(h) Replace motor assembly.
(a) See instructions below.
(b) See installation instructions.
(a) See instructions below.
(b) Adjust "up" limit switch. Call for
information
(a) Replace motor assembly.
(a) Replace motor assembly.
88819 Rev. 12/09