8550 Manual
Page 35
... may be cut wire(s). Close the garage door using the remote control or the door control. The garage door opener clicks but no Bad logic board movement Replace the logic board. 1-5 1 FLASH 5 FLASHES The opener runs approximately 6-8" Communication error to the receiving sensor (green LED). Reattach wire or replace wire (22 gauge wire) as...
... may be cut wire(s). Close the garage door using the remote control or the door control. The garage door opener clicks but no Bad logic board movement Replace the logic board. 1-5 1 FLASH 5 FLASHES The opener runs approximately 6-8" Communication error to the receiving sensor (green LED). Reattach wire or replace wire (22 gauge wire) as...
8550 Manual
Page 36
... cause the sensors to be disabled using the door control, refer to page 2 . If your door is constantly flashing green Battery LED flashing Replace the logic board. Ensure the wires for a traveling down or misaligned temporary obstruction such as necessary. Excessive vibration on the door control. • Reprogram the remote control. •...
... cause the sensors to be disabled using the door control, refer to page 2 . If your door is constantly flashing green Battery LED flashing Replace the logic board. Ensure the wires for a traveling down or misaligned temporary obstruction such as necessary. Excessive vibration on the door control. • Reprogram the remote control. •...
8550 Manual
Page 38
Repair Parts Garage Door Opener Parts 11 9 4 3 1 12 5 2 10 4 3 7 8 6 38 DESCRIPTION 1 Sprocket and Sprocket Cover with Screws 2 End Panel with labels, battery cover and light socket 3 Light Lens 4 Light Socket 5 Transformer 6 Cover 7 Motor and Travel Module 8 Travel Module 9 End Panel with all labels and light socket 10 Receiver Logic Board 11 Line Cord 12 Filter Board with Screws NOT SHOWN Wire Harness with Screws Battery Backup PART NUMBER 41C589-2 41D217 41A7562 41C279 41A7635 41A7619 41D1739-1 41A7114-7 41D216 45DCT 41B135 41B7611 41B7418 485LM
Repair Parts Garage Door Opener Parts 11 9 4 3 1 12 5 2 10 4 3 7 8 6 38 DESCRIPTION 1 Sprocket and Sprocket Cover with Screws 2 End Panel with labels, battery cover and light socket 3 Light Lens 4 Light Socket 5 Transformer 6 Cover 7 Motor and Travel Module 8 Travel Module 9 End Panel with all labels and light socket 10 Receiver Logic Board 11 Line Cord 12 Filter Board with Screws NOT SHOWN Wire Harness with Screws Battery Backup PART NUMBER 41C589-2 41D217 41A7562 41C279 41A7635 41A7619 41D1739-1 41A7114-7 41D216 45DCT 41B135 41B7611 41B7418 485LM