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31

Troubleshooting

Your garage door opener is programmed 
with self-diagnostic capabilities. The UP 
and DOWN arrows on the garage door 
opener fl ash the diagnostic codes.

 Diagnostic  Chart

UP Button

DOWN Button

DIAGNOSTIC CODE

SYMPTOM

SOLUTION

Up Arrow 
Flash(es)

Down Arrow 
Flash(es)

1

1

The garage door opener 
will not close and the 
light fl ashes.

Safety sensors are not installed, connected or wires may be cut. Inspect 
sensor wires for a disconnected or cut wire.

1

2

The garage door opener 
will not close and the 
light fl ashes.

There is a short or reversed wire for the safety sensors. Inspect safety sensor 
wire at all staple points and connection points and replace wire or correct as 
needed.

1

3

The door control will not 
function.

The wires for the door control are shorted or the door control is faulty. 
Inspect door control wires at all staple points and connection points and 
replace wire or correct as needed.

1

4

The garage door opener 
will not close and the 
light fl ashes.

Safety sensors are misaligned or were momentarily obstructed. Realign 
both sensors to ensure both LEDs are steady and not fl ickering. Make sure 
nothing is hanging or mounted on the door that would interrupt the sensors 
path while closing.

1

5

Door moves 6-8" 
(15-20 cm) stops or 
reverses.

Manually open and close the door. Check for binding or obstructions, such 
as a broken spring or door lock, correct as needed. Check wiring connections 
at travel module and at the logic board. Replace travel module if necessary.

No movement, only a 
single click.

Manually open and close the door. Check for binding or obstructions, such 
as a broken spring or door lock, correct as needed. Replace logic board if 
necessary.

Opener hums for 1-2 
seconds no movement.

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.

1

6

Door coast after it has 
come to a complete stop.

Program travel to coasting position or have door balanced by a trained 
technician.

2

1-5

No movement or sound.

Replace logic board.

3

1

The garage door opener 
moves slightly, then 
stops

Activate the garage door opener again. If problem persists, replace logic 
board.

3

3

The battery status LED is 
constantly fl ashing green.

Battery backup charging circuit error, replace logic board. 

3

5

The garage door opener 
will not close or door 
reverses during travel.

Check for possible door obstructions and remove. Check that the cable 
tension monitor is properly connected to the opener. Replace the cable 
tension monitor. If two cable tension monitors were previously installed and 
one has been removed, unplug and plug in the opener three times to relearn 
the monitor to the opener.

4

1-4

Door is moving stops and 
or reverses.

Manually open and close the door. Check for binding or obstructions, such 
as a broken spring or door lock, correct as needed. If the door is binding or 
sticking contact a trained door systems technician. If door is not binding or 
sticking attempt to reprogram travel.

4

5

Opener runs 
approximately 6-8" 
(15-20 cm), stops and 
reverses.

Communication error to travel module. Check travel module connections, 
replace module if necessary.

4

6

The garage door opener 
will not close and the 
light fl ashes.

Safety sensors are misaligned or were momentarily obstructed. Realign 
both sensors to ensure both LEDs are steady and not fl ickering. Make sure 
nothing is hanging or mounted on the door that would interrupt the sensor's 
path while closing.

5

5

The door will not close 
when using Timer-
to-Close or MyQ

®

 

Smartphone Control

MyQ

®

 Remote LED Light must be installed to use TTC or MyQ

®

 to control the 

door. Plug in the MyQ

®

 Remote LED Light and make sure it is programmed 

to the garage door opener.

Содержание 8500WRGD

Страница 1: ...with MyQ and Security 2 0 accessories Attach warning labels to the location indicated on label This product is intended for installation only by trained garage door technicians This product may requir...

Страница 2: ...Q Remote LED Light 13 Install the Protector System 14 Connect Power 17 Install the Battery Backup 19 ADJUSTMENT 20 Program the Travel 20 Test the Safety Reversal System 21 Test the Protector System 21...

Страница 3: ...cm between the side wall or obstruction and the end of torsion bar d The torsion bar must extend at least 1 5 3 81 cm past the bearing This may vary depending on your installation requirements e An e...

Страница 4: ...be installed and check the Wi Fi signal strength For compatible router speci cations and help visit WiFiHelp LiftMaster com See page 25 to connect the garage door opener to a mobile device Check Signa...

Страница 5: ...s technician if garage door binds sticks or is out of balance An unbalanced garage door may NOT reverse when required NEVER try to loosen move or adjust garage door door springs cables pulleys bracket...

Страница 6: ...ing sensor Fastening hardware Alternate floor mounting of the safety reversing sensor will require hardware not provided 90 connector for cable conduit or flex cable adapter Required for permanent wir...

Страница 7: ...the larger hole should be placed on the motor shaft Ensure that the collar is seated all the way on motor shaft until stop is reached 3 Position the collar so the screws are facing out and are accessi...

Страница 8: ...at least 6 feet 1 83 m above the oor and avoiding contact with vehicles to avoid accidental release 7 NEVER connect garage door opener to power source until instructed to do so 8 NEVER wear watches ri...

Страница 9: ...ner from torsion bar Drill 3 16 inch pilot holes at the marked locations Drill through metal door rail plates if necessary 6 Slide the garage door opener back onto the torsion bar until pilot holes al...

Страница 10: ...ergency release handle to disengage door ONLY when garage door is CLOSED Weak or broken springs or unbalanced door could result in an open door falling rapidly and or unexpectedly NEVER use emergency...

Страница 11: ...oller is 2 6 from the drum and the roller extends 1 8 1 4 past the cable Make sure cable tension monitor is located over a wood support member and the roller is free from any obstructions NOTE There m...

Страница 12: ...ble for gang box or pre wired installations Do not pierce the wire with the staple as this may cause a short or an open circuit 10 Connect the wire to the red and white terminals on the garage door op...

Страница 13: ...the channel so the light mounts ush 3 Open the light lens 4 Mount the light with the screws provided 5 Close the light lens 6 Plug in the light to the outlet NOTE The LED light is very bright DO NOT...

Страница 14: ...esigned to clip onto the track of sectional garage doors without additional hardware If it is necessary to mount the sensors on the wall the brackets must be securely fastened to a solid surface such...

Страница 15: ...the door Be sure there is enough clearance for the sensor beam to be unobstructed 2 If additional depth is needed an extension bracket see Accessories or wood blocks can be used 3 Use bracket mountin...

Страница 16: ...Insert the white black wires into the grey terminal on the garage door opener To insert or remove the wires from the terminal push in the tab with a screwdriver tip WHT BLK WHT Bell wire MOUNTING THE...

Страница 17: ...e wires under plastic ties so that they do not come into contact with moving parts 10 Reinstall cover To avoid installation dif culties do not run the garage door opener at this time To reduce the ris...

Страница 18: ...obstructed or misaligned while the door is closing the door will reverse and the garage door opener lights will ash ten times If the door is already open it will not close The sensors can be aligned b...

Страница 19: ...ent with the terminals facing out 4 Connect red and black wires from the garage door opener to the corresponding terminals on the battery 5 Replace the battery cover 6 Plug in the garage door opener B...

Страница 20: ...ch slack in the cable the garage door opener light will ash 5 times Ensure the cable tension monitor is correctly installed then follow the steps for Program the Travel If the garage door opener light...

Страница 21: ...l push button to close the door The door will not move more than an inch 2 5 cm and the garage door opener lights will ash 10 times The garage door opener will not close from a remote control if the L...

Страница 22: ...nitor Roller Disengage any door locks before proceeding The door should be fully closed if possible Pull down on the emergency release handle until a click noise is heard from the door opener and lift...

Страница 23: ...7 NEVER use emergency release handle unless garage doorway is clear of persons and obstructions 8 NEVER use emergency release handle to pull garage door open or closed If rope knot becomes untied you...

Страница 24: ...ill turn off and whenever the garage door opener lights turn on the sensor LEDs will light The garage door opener will not go into the sleep mode until the garage door opener has completed 5 cycles up...

Страница 25: ...nternet Connection Wi Fi signal in the garage 2 4 Ghz 802 11b g n required see page 4 Password for your home network router s main account not guest network MyQ serial number located on the garage doo...

Страница 26: ...TIMER TO CLOSE TTC DO NOT enable TTC if operating a one piece door TTC is to be used ONLY with sectional doors Factory default is set to off TTC can be set to automatically close your garage door fro...

Страница 27: ...the time interval before door closes NOTE DO NOT enable TTC if operating a one piece door TTC is to be used ONLY with sectional doors Enable disable lock Set up Wi Fi add remote controls MyQ devices...

Страница 28: ...nu 4 Remote Control Press the button on the remote control that you wish to operate your garage door Keyless Entry Enter a 4 digit personal identi cation number PIN of your choice on the keyless entry...

Страница 29: ...green LED comes ON 2 Login to the MyQ app and add the MyQ Remote LED Light TO ERASE ALL PROGRAMMING FROM THE MyQ REMOTE LED LIGHT 1 Press and hold the LEARN button until the LED turns off 6 10 second...

Страница 30: ...ey slides MyQ Remote LED Light Unplug the light before cleaning Use a lightly dampened cloth for cleaning DO NOT use liquid cleaners on the light lens Care of Your Garage Door Opener To prevent possib...

Страница 31: ...for binding or obstructions such as a broken spring or door lock correct as needed Replace motor if necessary 1 6 Door coast after it has come to a complete stop Program travel to coasting position or...

Страница 32: ...f a second cable tension monitor has been removed follow the instructions to relearn a single cable tension monitor See Installation Step 4 The safety reversing sensor must be connected and aligned co...

Страница 33: ...D with beep sounding every 30 seconds indicates the 12V battery will no longer hold a charge and needs to be replaced The garage door is beeping and the red LED is ashing The battery charge is low or...

Страница 34: ...041B4494 1 2 Conductor bell wire white and white red 3 041A6104 Cable tension monitor 4 041A5034 Safety Reversing Sensor kit receiving and sending sensors with 2 conductor bell wire attached 5 041B622...

Страница 35: ...ve access to your garage door opener while calling If you are ordering a repair part please have the following information part number part name and model number Contact Information STOP This garage d...

Страница 36: ...74UT 893RGX Mini Universal Remote Control The Mini Universal Remote Control can be programmed to activate up to two products such as a garage door opener MyQ light controls gate operator or commercial...

Страница 37: ...UT NOT LIMITED TO ANY IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE LIMITED IN DURATION TO THE APPLICABLE LIMITED WARRANTY PERIOD SET FORTH ABOVE FOR THE RELATED COMPO...

Страница 38: ...gest moving object in the home An improperly adjusted garage door and opener can exert deadly force when the door closes which could lead to entrapment of children or adults and subsequent injury or d...

Страница 39: ...the manual disconnect and open the door Place a 2x4 board at in the path of the door 1 and try to close it 2 The door should stop when it comes in contact with the 2x4 and then reverse direction Block...

Страница 40: ...Wi Fi is a registered trademark of Wi Fi Alliance App Store is a service mark of Apple Inc Google Play is a trademark of Google Inc 2017 The Chamberlain Group Inc 114A5125 All Rights Reserved...

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