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LiftMaster 8550W 8550W Owners Manual - Page 42

Repair Parts, Rail Assembly Parts, Installation Parts

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Repair Parts Rail Assembly Parts Description 1 Belt - for 7 foot door Belt - for 8 foot door Belt - for 10 foot door 2 Belt Pulley Bracket 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 Part Number 41A5434-11 41A5434-13 41A5434-14 41B5424 4A1008 2777BD 2778BD 2770BD 41B3869-3A 41B4103 109B48 3 6 2 4 7 5 1 Installation Parts Description 1 Curved Door Arm 2 Door Bracket with Clevis Pin and Fastener 3 Emergency Release Rope and Handle 4 Header Bracket with Clevis Pin and Fastener 5 Remote Control Visor Clip 6 Safety Sensor Bracket 7 Safety Sensor Kit with receiving and sending sensors with 3 feet (.9 m) 2-conductor wire 8 Straight Door Arm 9 White and Red/White Wire 10 3V CR2032 Lithium Battery Not Shown User's Guide Part Number 178B35 41A5047-1 41A2828 41A4353-1 29C151 41A5266-1 041A5034 178B34 41B4494-1 10A20 114A4761 2 3 1 7 4 6 5 8 9 10 42

Section	Page
Wi-Fi® Garage Door Opener Belt Drive Models 8550W and 8550W-267	1
Contents	2
Preparation	3
MyQ® Serial Number	3
Safety Symbol and Signal Word Review	3
Unattended Operation	3
Test the Wi-Fi® Signal Strength	4
Before You Begin	4
Test the Wi-Fi® Signal Strength	4
Check the Door	4
Tools Needed	5
Carton Inventory	6
Installation	6
Door Control Hardware	6
Assembly	7
1 Attach the Rail to the Garage Door Opener	7
2 Tighten the Belt	8
Installation	10
1 Determine the Header Bracket Location	10
2 Install the Header Bracket	11
3 Attach the Rail to the Header Bracket	12
4 Position the Garage Door Opener	12
5 Hang the Garage Door Opener	13
6 Install the Light Bulbs	14
7 Attach the Emergency Release Rope and Handle	14
8 Install the Door Bracket	15
9 Connect the Door Arm to the Trolley	16
Install the Door Control	17
2 Wire the door control to the garage door opener	18
3 Attach the warning labels	18
Install the Protector System®	19
1 Install the Safety Reversing Sensors	20
2 Wire the Safety Reversing Sensors	21
Power	23
1 Connect Power	23
2 Ensure the Safety Reversing Sensors are Aligned	24
3 Ensure the Door Control is Wired Correctly	24
Adjustments	25
Introduction	25
PROGRAMMING BUTTONS	25
1 Program the Travel	26
2 Test the Safety Reversal System	27
3 Test the Protector System®	27
Battery Backup* if applicable	28
1 Install the Battery	28
2 Test the Battery	28
Charge the Battery	29
Battery Status LED	29
Operation	30
Get Connected with MyQ®	32
1. ACTIVATE WI-FI LEARN MODE	32
2. CONNECT TO THE MyQ® Wi-Fi NETWORK	32
3. CONNECT THE GARAGE DOOR OPENER TO YOUR HOME WI-FI NETWORK	32
4. SETUP YOUR MyQ® ACCOUNT	32
If you need help adding devices to you MyQ account, or to learn more go to wi...	32
Using the Door Control	33
SYNCHRONIZE THE DOOR CONTROL	33
PUSH BAR	33
NAVIGATION BUTTONS	33
LIGHT BUTTON	33
SCREEN	33
LEARN A DEVICE	33
LOCK	33
TIMER-TO-CLOSE (TTC)	33
AUTOIMATIC LIGHT	33
MAINTENANCE ALERT (MAS)	33
Setup	34
SCREEN	34
FEATURES	34
SETTINGS	34
SERVICE	34
Remote Control	35
TO ADD, REPROGRAM, OR CHANGE A REMOTE CONTROL/KEYLESS ENTRY PINUSING THE DOOR CONTROL	35
PROGRAM USING THE LEARN BUTTON ON THE GARAGE DOOR OPENER	35
To Erase the Memory	36
Maintenance	37
Maintenance Schedule	37
The Remote Control Battery	37
Troubleshooting	38
Accessories	40
LIFTMASTER® LIMITED WARRANTY	41
Repair Parts	42
Rail Assembly Parts	42
Installation Parts	42