8355 Manual
Page 1
...following information for installation instructions. PREMIUM Series Belt Drive Garage Door Opener Model 8355 - 1/2 hp 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...28-29 Remote Control 30-31 To Erase the Memory 31 To Open the Door Manually . . . . . 32 Maintenance 32 Troubleshooting 33-34 Accessories 35 Warranty 36 Repair Parts 37-38 www.liftmaster.com The Chamberlain Group, Inc. 845 Larch Avenue Elmhurst, Illinois 60126-1196 Date...
...following information for installation instructions. PREMIUM Series Belt Drive Garage Door Opener Model 8355 - 1/2 hp 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...28-29 Remote Control 30-31 To Erase the Memory 31 To Open the Door Manually . . . . . 32 Maintenance 32 Troubleshooting 33-34 Accessories 35 Warranty 36 Repair Parts 37-38 www.liftmaster.com The Chamberlain Group, Inc. 845 Larch Avenue Elmhurst, Illinois 60126-1196 Date...
8355 Manual
Page 2
... the bottom of the door. If there is a torsion spring or center bearing plate in place, supported entirely by its springs. 3. When you see this manual. The opener should stay in the way of the header bracket, it should be installed within 4 feet (1.2 m) to the garage door. 2. An unbalanced garage door...
... the bottom of the door. If there is a torsion spring or center bearing plate in place, supported entirely by its springs. 3. When you see this manual. The opener should stay in the way of the header bracket, it should be installed within 4 feet (1.2 m) to the garage door. 2. An unbalanced garage door...
8355 Manual
Page 3
... the accessory and are for these accessories will vary depending on your specific model, other accessories may look different. The images throughout this manual are not included in this manual. Pulley and bracket C. Trolley G. Sprocket cover with white and white/black wire attached: Sending Sensor (1) Receiving Sensor (1) and Safety Sensor Brackets (2) O. Door...
... the accessory and are for these accessories will vary depending on your specific model, other accessories may look different. The images throughout this manual are not included in this manual. Pulley and bracket C. Trolley G. Sprocket cover with white and white/black wire attached: Sending Sensor (1) Receiving Sensor (1) and Safety Sensor Brackets (2) O. Door...
8355 Manual
Page 6
...and other hardware MUST be enabled ONLY when operating a sectional door. Install garage door opener ONLY on the floor. 13. Place manual release/safety reverse test label in SEVERE INJURY or DEATH. 3. They could result in plain view on wall next to -Close ...functionality if operating either one -piece door, visit www.liftmaster.com for installation instructions. 6 Installation IMPORTANT INSTALLATION INSTRUCTIONS WARNING To reduce the risk of installation, test safety reversal system. READ AND ...
...and other hardware MUST be enabled ONLY when operating a sectional door. Install garage door opener ONLY on the floor. 13. Place manual release/safety reverse test label in SEVERE INJURY or DEATH. 3. They could result in plain view on wall next to -Close ...functionality if operating either one -piece door, visit www.liftmaster.com for installation instructions. 6 Installation IMPORTANT INSTALLATION INSTRUCTIONS WARNING To reduce the risk of installation, test safety reversal system. READ AND ...
8355 Manual
Page 10
... installing the opener. HARDWARE Lock Washer 5/16" Hex Bolt 5/16"- 18x7/8" Hanging your garage door opener will vary depending on your garage. Operate the door manually.
... installing the opener. HARDWARE Lock Washer 5/16" Hex Bolt 5/16"- 18x7/8" Hanging your garage door opener will vary depending on your garage. Operate the door manually.
8355 Manual
Page 16
Install the Door Control 3 Attach the warning labels 3.1 Attach the entrapment warning label on the wall near the door control with tacks or staples. 3.2 Attach the manual release/safety reverse test label in a visible location on the inside of the garage door. 16
Install the Door Control 3 Attach the warning labels 3.1 Attach the entrapment warning label on the wall near the door control with tacks or staples. 3.2 Attach the manual release/safety reverse test label in a visible location on the inside of the garage door. 16
8355 Manual
Page 32
... changes or modifications not expresslyapproved by using the door control or remote control. Replace the batteries with coin batteries. To Open the Door Manually To prevent possible SERIOUS INJURY or DEATH from a falling garage door: • If possible, use emergency release handle to disengage trolley ...knot becomes untied, you could result in an open or closed if possible. 2 Pull down on the next UP or DOWN operation, either manually or by the party responsible for compliance could void the user'sauthorityto operate the equipment. • DO NOT recharge, disassemble, heat above ...
... changes or modifications not expresslyapproved by using the door control or remote control. Replace the batteries with coin batteries. To Open the Door Manually To prevent possible SERIOUS INJURY or DEATH from a falling garage door: • If possible, use emergency release handle to disengage trolley ...knot becomes untied, you could result in an open or closed if possible. 2 Pull down on the next UP or DOWN operation, either manually or by the party responsible for compliance could void the user'sauthorityto operate the equipment. • DO NOT recharge, disassemble, heat above ...
8355 Manual
Page 33
... misaligned or were momentarily obstructed. The wires for a disconnected or cut . Make sure nothing is a short or reversed wire for 1-2 seconds no movement. Manually open and close the door. Replace travel module for binding or obstructions, such as a broken spring or door lock, correct as needed... door control will not close and the light bulbs flash. There is hanging or mounted on the garage door opener flash the diagnostic codes. Manually open and close the door. The garage door opener will not function. Door coast after it has come to set the travel or retain ...
... misaligned or were momentarily obstructed. The wires for a disconnected or cut . Make sure nothing is a short or reversed wire for 1-2 seconds no movement. Manually open and close the door. Replace travel module for binding or obstructions, such as a broken spring or door lock, correct as needed... door control will not close and the light bulbs flash. There is hanging or mounted on the garage door opener flash the diagnostic codes. Manually open and close the door. The garage door opener will not function. Door coast after it has come to set the travel or retain ...
8355 Manual
Page 34
...for several reasons: • Garage door opener has been activated through a device or feature such as needed. Close, garage door monitor or LiftMaster Internet Gateway, see page 31 . Communication error to ensure both LEDs are misaligned or were momentarily obstructed. Realign both sensors to travel module...reversing sensors have a Smart Control Panel installed and the TTC is working properly. If the door is not programming to page 24 ). Manually open : The garage door opener is not binding or sticking attempt to reprogram travel (refer to my garage door opener: Depending on ...
...for several reasons: • Garage door opener has been activated through a device or feature such as needed. Close, garage door monitor or LiftMaster Internet Gateway, see page 31 . Communication error to ensure both LEDs are misaligned or were momentarily obstructed. Realign both sensors to travel module...reversing sensors have a Smart Control Panel installed and the TTC is working properly. If the door is not programming to page 24 ). Manually open : The garage door opener is not binding or sticking attempt to reprogram travel (refer to my garage door opener: Depending on ...
8355 Manual
Page 37
... 3 Master Link 4 One-Piece Rail 7 feet (2.1 m) One-Piece Rail 8 feet (2.4 m) One-Piece Rail 10 feet (3 m) 5 Trolley Assembly 6 Tensioner Assembly 7 Trolley Threaded Shaft Not Shown Owner's Manual Part Number 41A5434-11 41A5434-13 41A5434-14 41B5424 4A1008 2777BD 2778BD 2770BD 41B3869-3A 41B4103 109B48 114A4419 3 6 2 4 7 5 1 Installation Parts Description Part Number 1 Curved Door...
... 3 Master Link 4 One-Piece Rail 7 feet (2.1 m) One-Piece Rail 8 feet (2.4 m) One-Piece Rail 10 feet (3 m) 5 Trolley Assembly 6 Tensioner Assembly 7 Trolley Threaded Shaft Not Shown Owner's Manual Part Number 41A5434-11 41A5434-13 41A5434-14 41B5424 4A1008 2777BD 2778BD 2770BD 41B3869-3A 41B4103 109B48 114A4419 3 6 2 4 7 5 1 Installation Parts Description Part Number 1 Curved Door...