3850 Elite Series Manual
Page 32
...wire shorted. 4 FLASHES Safety reversing sensors slightly misaligned (dim or flashing LED). 5 FLASHES Motor RPM is not recognized. Symptom: Door travels 2-3 inches and stops. • Reprogram limits and forces. If the sensor indicator lights do not glow steady. • Inspect sensor...Symptom: No movement, motor runs 2-3 seconds. • Reconnect the emergency release. • Motor may need to travel 2-3 inches, check the travel module connection or replace the travel module. The "Learn" button/diagnostic LED will flash a number of motor unit. • Remove sensors from brackets ...
...wire shorted. 4 FLASHES Safety reversing sensors slightly misaligned (dim or flashing LED). 5 FLASHES Motor RPM is not recognized. Symptom: Door travels 2-3 inches and stops. • Reprogram limits and forces. If the sensor indicator lights do not glow steady. • Inspect sensor...Symptom: No movement, motor runs 2-3 seconds. • Reconnect the emergency release. • Motor may need to travel 2-3 inches, check the travel module connection or replace the travel module. The "Learn" button/diagnostic LED will flash a number of motor unit. • Remove sensors from brackets ...