8355 Manual
Page 5
Nut Ring BEFORE 1" (2.5 cm) Nut Ring AFTER RELEASE 1-1/4" (3.18 cm) 5 Do not use any tools. (To motor unit) Spring Trolley Nut Nut ring slot 2.3 Tighten the spring trolley nut with an adjustable wrench or a 7/16" open end wrench about a quarter turn until ...
Nut Ring BEFORE 1" (2.5 cm) Nut Ring AFTER RELEASE 1-1/4" (3.18 cm) 5 Do not use any tools. (To motor unit) Spring Trolley Nut Nut ring slot 2.3 Tighten the spring trolley nut with an adjustable wrench or a 7/16" open end wrench about a quarter turn until ...
8355 Manual
Page 10
... door opener directly to structural supports. 5.1 Measure the distance from a falling garage door opener, fasten it SECURELY to structural supports of each side of the motor unit to the structural support. 5.2 Cut both pieces of the hanging bracket to required lengths. 5.3 Drill 3/16" pilot holes in line with the header bracket...
... door opener directly to structural supports. 5.1 Measure the distance from a falling garage door opener, fasten it SECURELY to structural supports of each side of the motor unit to the structural support. 5.2 Cut both pieces of the hanging bracket to required lengths. 5.3 Drill 3/16" pilot holes in line with the header bracket...
8355 Manual
Page 21
... install the proper outlet. THERE ARE TWO OPTIONS FOR CONNECTING POWER: OPTION A TYPICAL WIRING 1.1A Plug in the top of the motor unit (according to local code): 1.1B Remove the motor unit cover screws and set the cover aside. 1.2B Remove the attached 3-prong cord. 1.3B Connect the black (line) wire to...
... install the proper outlet. THERE ARE TWO OPTIONS FOR CONNECTING POWER: OPTION A TYPICAL WIRING 1.1A Plug in the top of the motor unit (according to local code): 1.1B Remove the motor unit cover screws and set the cover aside. 1.2B Remove the attached 3-prong cord. 1.3B Connect the black (line) wire to...
8355 Manual
Page 33
... nothing is faulty. Manually open and close the door. Check for binding or obstructions, such as a broken spring or door lock, correct as needed . Replace motor if necessary. Program travel or retain position. The door control will not close the door. The garage door opener will not function. Safety sensors are...
... nothing is faulty. Manually open and close the door. Check for binding or obstructions, such as a broken spring or door lock, correct as needed . Replace motor if necessary. Program travel or retain position. The door control will not close the door. The garage door opener will not function. Safety sensors are...
8355 Manual
Page 34
..., model, and year of any obstructions. The garage door opener can be disabled using the door control, see page 27. Close, garage door monitor or LiftMaster Internet Gateway, see page 31 . My door will not close and the light bulbs blink on the Premium Motion-Detecting Control Panel to set the... time properly. If door is set to a custom time, press the ON button on my motor unit: The safety reversing sensor must be required. Safety sensors are steady and not flickering. The LEDs on the door control blink: If you have...
..., model, and year of any obstructions. The garage door opener can be disabled using the door control, see page 27. Close, garage door monitor or LiftMaster Internet Gateway, see page 31 . My door will not close and the light bulbs blink on the Premium Motion-Detecting Control Panel to set the... time properly. If door is set to a custom time, press the ON button on my motor unit: The safety reversing sensor must be required. Safety sensors are steady and not flickering. The LEDs on the door control blink: If you have...
8355 Manual
Page 36
..., DOOR ALIGNMENT OR HINGES. Failure to comply strictly with new or factory-rebuilt parts at no cost to you . Warranty LIFTMASTER® ONE YEAR LIMITED WARRANTY LIFETIME MOTOR AND BELT LIMITED WARRANTY The Chamberlain Group, Inc. ("Seller") warrants to the first retail purchaser of this product, ...entirety. If, during the limited warranty period, this product appears to contain a defect covered by this product is originally installed, that the motor and belt are warranted to be free from state to our service center for warranty repair. paid and insured, as directed to state. ...
..., DOOR ALIGNMENT OR HINGES. Failure to comply strictly with new or factory-rebuilt parts at no cost to you . Warranty LIFTMASTER® ONE YEAR LIMITED WARRANTY LIFETIME MOTOR AND BELT LIMITED WARRANTY The Chamberlain Group, Inc. ("Seller") warrants to the first retail purchaser of this product, ...entirety. If, during the limited warranty period, this product appears to contain a defect covered by this product is originally installed, that the motor and belt are warranted to be free from state to our service center for warranty repair. paid and insured, as directed to state. ...
8355 Manual
Page 38
... repair part please have the following information: part number, part name, and model number. © 2012, The Chamberlain Group, Inc. MODEL 8355 4 3 15 14 6 7 13 114A4419E 1 2 10 8 11 5 9 6 7 12 Description 1 Cover with Screws 2 Gear and ...5 Front End Panel 6 Light Socket 7 Light Lens 8 Capacitor 9 Capacitor Bracket 10 Terminal Block 11 Motor 12 Travel Module 13 Cover 14 Logic Board 15 Logic Board End Panel Not Shown Dual Wire Harness Kit ...528-9131 Or visit us online at: www.liftmaster.com Before calling, please have access to : The Chamberlain Group, Inc. 6050 S. Country Club Rd.
... repair part please have the following information: part number, part name, and model number. © 2012, The Chamberlain Group, Inc. MODEL 8355 4 3 15 14 6 7 13 114A4419E 1 2 10 8 11 5 9 6 7 12 Description 1 Cover with Screws 2 Gear and ...5 Front End Panel 6 Light Socket 7 Light Lens 8 Capacitor 9 Capacitor Bracket 10 Terminal Block 11 Motor 12 Travel Module 13 Cover 14 Logic Board 15 Logic Board End Panel Not Shown Dual Wire Harness Kit ...528-9131 Or visit us online at: www.liftmaster.com Before calling, please have access to : The Chamberlain Group, Inc. 6050 S. Country Club Rd.