8550 Manual
Page 26
... green, indicating the battery is unplugged. 2.2 Open and close the door using the remote control or door control. Battery Backup To reduce the risk of FIRE or INJURY to... fully charge. ALWAYS wear protective gloves and eye protection when changing the battery or working around the battery compartment. 2 Test the battery 2.1 Unplug the garage door opener. NOTE...8226; Disconnect ALL electric and battery power BEFORE performing ANY service or maintenance. • Use ONLY LiftMaster part # 485LM for disposal instructions. 1 Install the battery 1.1 Unplug the garage door opener. 1.2 ...
... green, indicating the battery is unplugged. 2.2 Open and close the door using the remote control or door control. Battery Backup To reduce the risk of FIRE or INJURY to... fully charge. ALWAYS wear protective gloves and eye protection when changing the battery or working around the battery compartment. 2 Test the battery 2.1 Unplug the garage door opener. NOTE...8226; Disconnect ALL electric and battery power BEFORE performing ANY service or maintenance. • Use ONLY LiftMaster part # 485LM for disposal instructions. 1 Install the battery 1.1 Unplug the garage door opener. 1.2 ...
8550 Manual
Page 30
...section. When the lights are misaligned. The duration of maintenance. If there is designed to prevent activation of the garage door opener from remote controls while still allowing activation from the fully open garage door and the safety reversing sensor infrared beam is pressed, and then it ... or if the safety reversing sensors are turned on they will stay on . Refer to make selections and program features. TTC WILL NOT work light disable the Automatic Light Feature, otherwise the light will turn off automatically if you experience a power outage, cycle the garage door opener...
...section. When the lights are misaligned. The duration of maintenance. If there is designed to prevent activation of the garage door opener from remote controls while still allowing activation from the fully open garage door and the safety reversing sensor infrared beam is pressed, and then it ... or if the safety reversing sensors are turned on they will stay on . Refer to make selections and program features. TTC WILL NOT work light disable the Automatic Light Feature, otherwise the light will turn off automatically if you experience a power outage, cycle the garage door opener...
8550 Manual
Page 36
Check for binding or obstructions. Check for no Obstruction, binding or Manually open : The garage door opener is working properly. These features can be misaligned while the door is constantly flashing green Battery LED flashing Replace the logic board... FLASHES 2 FLASHES The door stops while opening Obstruction, binding or Manually open and close the door. If your garage door opener and reprogram the remote control(s). If your door is okay, reprogram apparent reason or after sticking door touching the floor 4-5 4 FLASHES 5 FLASHES The opener runs Communication ...
Check for binding or obstructions. Check for no Obstruction, binding or Manually open : The garage door opener is working properly. These features can be misaligned while the door is constantly flashing green Battery LED flashing Replace the logic board... FLASHES 2 FLASHES The door stops while opening Obstruction, binding or Manually open and close the door. If your garage door opener and reprogram the remote control(s). If your door is okay, reprogram apparent reason or after sticking door touching the floor 4-5 4 FLASHES 5 FLASHES The opener runs Communication ...
8550 Manual
Page 39
...; openers from anywhere in the home. includes a push bar to the garage using your garage door opener, a Security+®2.0 remote control or a MyQ™ Internet Gateway. Works with LiftMaster® garage door openers manufactured since 1993. Also compatible with Encrypted DIP for gate applications. 886LM SECURITY+®2.0 Motion Detecting Control Panel with Timer...
...; openers from anywhere in the home. includes a push bar to the garage using your garage door opener, a Security+®2.0 remote control or a MyQ™ Internet Gateway. Works with LiftMaster® garage door openers manufactured since 1993. Also compatible with Encrypted DIP for gate applications. 886LM SECURITY+®2.0 Motion Detecting Control Panel with Timer...