3850 Elite Series Manual
Page 29
...; DO NOT dispose of the battery. • A solid LED with beep, sounding every 30 seconds, indicates battery is low. • Once the power is operating off . Battery may be fully charged to persons: • Disconnect ALL electric and battery power BEFORE performing ANY service or maintenance. • Use ONLY LiftMaster part number 485LM for an extended...
...; DO NOT dispose of the battery. • A solid LED with beep, sounding every 30 seconds, indicates battery is low. • Once the power is operating off . Battery may be fully charged to persons: • Disconnect ALL electric and battery power BEFORE performing ANY service or maintenance. • Use ONLY LiftMaster part number 485LM for an extended...
3850 Elite Series Manual
Page 31
...the Wall-Mounted Door Control, Light Feature. 6. My motor unit hums briefly: • First verify that the trolley is equipped with beep, sounding every 30 seconds, indicates battery is low. • If a red LED remains on when the power is restored, and is approximately 1-1/4" (3.18 cm) in ...and touching the floor: Repeat safety reverse test after adjustments to a closed position. • Loosen the belt by a beep sounding every 30 seconds, replace the battery. 31 Weather conditions in particular can affect door travel towards the door and stop bolt. • Release the door from...
...the Wall-Mounted Door Control, Light Feature. 6. My motor unit hums briefly: • First verify that the trolley is equipped with beep, sounding every 30 seconds, indicates battery is low. • If a red LED remains on when the power is restored, and is approximately 1-1/4" (3.18 cm) in ...and touching the floor: Repeat safety reverse test after adjustments to a closed position. • Loosen the belt by a beep sounding every 30 seconds, replace the battery. 31 Weather conditions in particular can affect door travel towards the door and stop bolt. • Release the door from...