8557 Manual
Page 1
...8557 - 3/4 hp Belt Drive FOR RESIDENTIAL USE ONLY ■ Please read this manual and the enclosed safety materials carefully! ■ Fasten the manual near the garage door after installation. ■ The door WILL NOT CLOSE unless the Protector System® is connected and properly aligned. ■ Periodic checks of the garage door opener.... NOTE: If you are installing the garage door opener on a one -piece door, visit www.liftmaster.com for future reference: Serial Number: . ELITE Series Garage Door Opener Models • 8550 - Write down the following information for installation...
...8557 - 3/4 hp Belt Drive FOR RESIDENTIAL USE ONLY ■ Please read this manual and the enclosed safety materials carefully! ■ Fasten the manual near the garage door after installation. ■ The door WILL NOT CLOSE unless the Protector System® is connected and properly aligned. ■ Periodic checks of the garage door opener.... NOTE: If you are installing the garage door opener on a one -piece door, visit www.liftmaster.com for future reference: Serial Number: . ELITE Series Garage Door Opener Models • 8550 - Write down the following information for installation...
8557 Manual
Page 4
... previously removed washer bolt and lock nut. 1.4 Position the belt around the garage door opener sprocket. 1.5 Attach the sprocket cover over the sprocket. HARDWARE Washered Bolt 5/16"-18x1/2" (Mounted in the garage door opener) Model 8550 (2) Model 8557 (1) Lock Nut (Mounted in the garage door opener) Model 8557 (1) NOTE: ONLY use ONLY those bolts/fasteners mounted in the top...
... previously removed washer bolt and lock nut. 1.4 Position the belt around the garage door opener sprocket. 1.5 Attach the sprocket cover over the sprocket. HARDWARE Washered Bolt 5/16"-18x1/2" (Mounted in the garage door opener) Model 8550 (2) Model 8557 (1) Lock Nut (Mounted in the garage door opener) Model 8557 (1) NOTE: ONLY use ONLY those bolts/fasteners mounted in the top...
8557 Manual
Page 21
... code): Wiring through a terminal block (8550 models manufactured after April 12, 2013 and all 8557 models): 1.1B Remove the motor unit cover screws and set aside. 1.3B Remove the attached green ground terminal. 1.4B Cut black and white wires. Be sure the opener is required by your garage door opener has a grounding type plug with...
... code): Wiring through a terminal block (8550 models manufactured after April 12, 2013 and all 8557 models): 1.1B Remove the motor unit cover screws and set aside. 1.3B Remove the attached green ground terminal. 1.4B Cut black and white wires. Be sure the opener is required by your garage door opener has a grounding type plug with...
8557 Manual
Page 40
MODEL 8550 1 11 9 4 3 12b 12a 10 8 7 5 2 4 3 6 40 Description 1 Sprocket and Sprocket Cover with Screws 2 End Panel with battery cover and light socket 3 Light Lens 4 Light Socket 5 Transformer 6 ... manufactured after April 12, 2013) Part Number 41C589-2 41D217 41A7562 41C279 41A7635 41A7619-2 41D1739-1 41A7114-7 41D216 45DCT 41B135 41B4245-1 41B7611 41A3150 41B7418 041B7610-1 Repair Parts Garage Door Opener Parts -
MODEL 8550 1 11 9 4 3 12b 12a 10 8 7 5 2 4 3 6 40 Description 1 Sprocket and Sprocket Cover with Screws 2 End Panel with battery cover and light socket 3 Light Lens 4 Light Socket 5 Transformer 6 ... manufactured after April 12, 2013) Part Number 41C589-2 41D217 41A7562 41C279 41A7635 41A7619-2 41D1739-1 41A7114-7 41D216 45DCT 41B135 41B4245-1 41B7611 41A3150 41B7418 041B7610-1 Repair Parts Garage Door Opener Parts -