3850 Elite Series Manual
Page 29
...8226; Disconnect ALL electric and battery power BEFORE performing ANY service or maintenance. • Use ONLY LiftMaster part number 485LM for an extended period of battery in fire. Charge the battery. • Battery will last 3 to fully charge. Under normal usage batteries will take 24 to 48... LED light indicates the battery is fully charged. • A flashing LED indicates the battery is fully charged. Test the installed battery with beep indicates the unit is operating on battery power and that the battery charge is low. • To test the battery is functioning properly, open...
...8226; Disconnect ALL electric and battery power BEFORE performing ANY service or maintenance. • Use ONLY LiftMaster part number 485LM for an extended period of battery in fire. Charge the battery. • Battery will last 3 to fully charge. Under normal usage batteries will take 24 to 48... LED light indicates the battery is fully charged. • A flashing LED indicates the battery is fully charged. Test the installed battery with beep indicates the unit is operating on battery power and that the battery charge is low. • To test the battery is functioning properly, open...
3850 Elite Series Manual
Page 31
...the Emergency Release Rope. • Manually bring the door to a closed position. • Loosen the belt by a beep sounding every 30 seconds, replace the battery. 31 My motor unit hums briefly: • First verify that the trolley is normal. The need for occasional adjustment ... Decrease down direction. • Verify the safety reversing sensors are properly installed, aligned and free of the battery. • A flashing LED with beep, sounding every 30 seconds, indicates battery is accompanied by adjusting the outer nut 4 to force or travel limits. If it does, deactivate the...
...the Emergency Release Rope. • Manually bring the door to a closed position. • Loosen the belt by a beep sounding every 30 seconds, replace the battery. 31 My motor unit hums briefly: • First verify that the trolley is normal. The need for occasional adjustment ... Decrease down direction. • Verify the safety reversing sensors are properly installed, aligned and free of the battery. • A flashing LED with beep, sounding every 30 seconds, indicates battery is accompanied by adjusting the outer nut 4 to force or travel limits. If it does, deactivate the...