8550 Manual
Page 26
... to persons: • Disconnect ALL electric and battery power BEFORE performing ANY service or maintenance. • Use ONLY LiftMaster part # 485LM for replacement battery. • Do NOT dispose of the garage door opener. NOTE: The garage door...start flashing before proceeding 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. The battery will either...the battery is unplugged. 2.2 Open and close the door using the remote control or door control.
... to persons: • Disconnect ALL electric and battery power BEFORE performing ANY service or maintenance. • Use ONLY LiftMaster part # 485LM for replacement battery. • Do NOT dispose of the garage door opener. NOTE: The garage door...start flashing before proceeding 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. The battery will either...the battery is unplugged. 2.2 Open and close the door using the remote control or door control.
8550 Manual
Page 30
...the navigation buttons to resume normal TTC operation. Press the HOLD OPEN button again to make selections and program features. TTC WILL NOT work light disable the Automatic Light Feature, otherwise the light will turn off . AUTOMATIC LIGHT Motion Sensor Factory default is set to on ... opener will beep and the lights will turn on when someone enters through the screen using the navigation buttons: LEARN A DEVICE Any compatible remote controls, wireless keyless entry, or MyQ™ accessories can be in the event of an accidental lock out when using the navigation buttons...
...the navigation buttons to resume normal TTC operation. Press the HOLD OPEN button again to make selections and program features. TTC WILL NOT work light disable the Automatic Light Feature, otherwise the light will turn off . AUTOMATIC LIGHT Motion Sensor Factory default is set to on ... opener will beep and the lights will turn on when someone enters through the screen using the navigation buttons: LEARN A DEVICE Any compatible remote controls, wireless keyless entry, or MyQ™ accessories can be in the event of an accidental lock out when using the navigation buttons...
8550 Manual
Page 36
...for no apparent reason sticking door 4-3 4 FLASHES 3 FLASHES The door reverses for no Obstruction, binding or If your garage door opener and reprogram the remote control(s). Refer to page 24. Ensure the wires for no Safety sensors were Review Diagnostic Codes 1-1, 1-2, and 1-4 correct as a rope attached to..., refer to drain causing battery charging status. 4-1 4 FLASHES 1 FLASH Door is closing, stops and Obstruction, binding or If your door is working properly. These are connected, then replace the travel , refer to page 2 . The LEDs on the door conrol blink: If you have been...
...for no apparent reason sticking door 4-3 4 FLASHES 3 FLASHES The door reverses for no Obstruction, binding or If your garage door opener and reprogram the remote control(s). Refer to page 24. Ensure the wires for no Safety sensors were Review Diagnostic Codes 1-1, 1-2, and 1-4 correct as a rope attached to..., refer to drain causing battery charging status. 4-1 4 FLASHES 1 FLASH Door is closing, stops and Obstruction, binding or If your door is working properly. These are connected, then replace the travel , refer to page 2 . The LEDs on the door conrol blink: If you have been...
8550 Manual
Page 39
...™ home activation technology. MyQ™ compatible. 890MAX SECURITY+®2.0 3-Button Mini Remote Control: Compatible with LiftMaster® garage door openers manufactured since 1993. 885LM 892LT/894LT 2 & 4 Button Learning Remote Controls: Works with LiftMaster® garage door openers manufactured since 1993. Works with ALL LiftMaster® openers from lightning and power surges. SECURITY+®2.0 Wireless Door Control...
...™ home activation technology. MyQ™ compatible. 890MAX SECURITY+®2.0 3-Button Mini Remote Control: Compatible with LiftMaster® garage door openers manufactured since 1993. 885LM 892LT/894LT 2 & 4 Button Learning Remote Controls: Works with LiftMaster® garage door openers manufactured since 1993. Works with ALL LiftMaster® openers from lightning and power surges. SECURITY+®2.0 Wireless Door Control...