Chamberlain LM3800W Manual Download Page 16

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Disposal

Diagnostic Chart

The packaging must be disposed of in the local recyclable containers. According to the European Directive 2002/96/EC on waste electrical
equipment, this device must be properly disposed of, after usage in order to ensure a recycling of the materials used.

Your garage door opener is programmed with self-diagnostic capabilities.

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Old accumulators and batteries may not be disposed of in the household waste, since they contain pollutants and must be properly 

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regulations must be adhered to. All decommissioned drive components may not be disposed of in the household waste.

The competent authority (city, town) or its disposal company will inform you about the possibilities of this disposal.

DIAGNOSTIC CODE

SYMPTOM

SOLUTION

Up Arrow
Flash(es)

Down Arrow
Flash(es)

1

1

The garage door opener will not 

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If Infrared photocells are installed, then not connected or wires may be cut. 
Inspect sensor wires for a disconnected or cut wire.

1

2

The garage door opener will not 

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There is a short or reversed wire for the infrared photocells. Inspect 
photocells 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 

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If Infrared photocells are installed, then misaligned or were momentarily 
obstructed. Realign both sensors to ensure both LEDs are steady and 

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would interrupt the sensors path while closing.

1

5

Door moves 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.

1

5

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.

1

5

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 

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Battery backup charging circuit error, replace logic board.

3

5

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

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.
• Check for possible door obstructions and remove.
• Check that the cable tension monitor is properly connected to the opener.
• Replace the cable tension monitor.

Summary of Contents for LM3800W

Page 1: ...QHJR 1iVW QQp GRPiFt L L RWHYtUiQt JDUi RY FK 0RQWD D GRPD HJD EUH L QHJD VLVWHPD D RGSLUDQMH JDUD QL YUDW QD VWHQR XWRPDWLVPR SHU SRUWH GL JDUDJH UHVLGHQ LDOL L L con montaggio a muro Abridor de puer...

Page 2: ...he Automatic Door Lock 7 Attach the Cable Tension Monitor 041A9264 required accessory 7 Install MyQ Remote LED Light designed for dry areas only 8 Electrical Connection 8 Installation of Photocells 8...

Page 3: ...and rails are under extreme tension which can lead to serious injury Do not attempt to loosen move or realign the door but contact service centre or a door professional During the installation or main...

Page 4: ...of 7 6 cm between the ceiling and the center of torsion bar c Must have minimum of 21 6 cm between the side wall or obstruction and the end of torsion bar d The torsion bar must extend at least 3 81 c...

Page 5: ...or their hardware ALL of which are under EXTREME tension Disable ALL locks and remove ALL ropes connected to garage door BEFORE installing and operating garage door opener to avoid entanglement This o...

Page 6: ...rage door opener back onto the torsion bar until pilot holes align with bracket 7 Tighten the 2 square head set screws on the torsion bar For a hollow torsion bar tighten screws 3 4 1 full turn after...

Page 7: ...for left side installation For right side installation remove the snap ring holding the roller in place and reassemble it on the opposite side of the cable tension monitor 1 Make sure the door cable...

Page 8: ...be aligned by loosening the wing nuts aligning the sensors and tightening the wing nuts 1 Check to make sure the LEDs in both sensors are glowing steadily The LEDs in both sensors will glow steadily...

Page 9: ...r opener is operating on battery power DVKLQJ RUDQJH ZLWK EHHS VRXQGLQJ HYHU VHFRQGV LQGLFDWHV WKH EDWWHU LV ORZ RED LED The garage door opener s 12V battery needs to be replaced A solid red LED with...

Page 10: ...g up or down Unplug the garage door opener While programming the UP and DOWN buttons can be used to move the door as needed 1 Press and hold the Adjustment Button A until the UP Button U EHJLQV WR DVK...

Page 11: ...DEOHG GRRU FRQWURO 3KRWRFHOOV 0RGHOV 9 9 LV UHTXLUHG 3ULRU WR DQG GXULQJ WKH GRRU FORVLQJ WKH JDUDJH GRRU RSHQHU OLJKWV ZLOO DVK TTC Activation 1 Press and release the yellow Learn button L 4 times 2...

Page 12: ...will run slower the light will not function the Battery Status LED will glow solid orange and a beep will sound approximately every 2 seconds USING YOUR GARAGE DOOR OPENER The garage door opener can...

Page 13: ...R GARAGE DOOR OPENER TO YOUR HOME WI FI NETWORK 1 Press and release the yellow LEARN button L on the garage door opener 3 times The garage door opener will beep once You have 20 minutes to complete th...

Page 14: ...UDJH GRRU RSHQHU OLJKWV ZLOO DVK RU WZR FOLFNV ZLOO EH KHDUG ZKHQ WKH FRGH KDV EHHQ SURJUDPPHG 5HSHDW WKH VWHSV DERYH IRU SURJUDP ming additional remote controls or keyless entry devices If programmin...

Page 15: ...LIGHT Unplug the light before cleaning Use a lightly dampened cloth for cleaning DO NOT use liquid cleaners on the light lens Battery of the remote control The batteries in the remote have an extremel...

Page 16: ...trol wires at all staple points and connection points and replace wire or correct as needed 1 4 The garage door opener will not FORVH DQG WKH OLJKW DVKHV If Infrared photocells are installed then misa...

Page 17: ...rol Reprogram the remote control and replace the battery if necessary Repeat with all remote controls The door opens and closes by itself Be sure that all remote control push buttons are off Remove th...

Page 18: ...nual release a second time Disable any door locks Use the emergency release handle to disconnect the door The door can be opened and closed manually Door loses limits Collar not tightened securely Tig...

Page 19: ...ck 34 Technical Data Input Voltage 230 240 VAC 50 Hz Max Torque 36 Nm AC Battery 29 Nm AC only Nominal Torque 10 Nm Power 150 W Standby Power 2 6 W Motor Type DC gearmotor permanent lubrication Noise...

Page 20: ...age door and opener can exert deadly force when the door closes which could lead to entrapment of children or adults and subsequent injury or death Proper installation operation maintenance and testin...

Page 21: ...3ODFH D PP KLJK ERDUG DW LQ WKH SDWK RI WKH GRRU DQG WU to close it 2 The door should stop when it comes in contact with the board and then reverse direction Block the photocell sensor by waving an o...

Page 22: ...max 10 cm 1 2 3 4 5 6 7 8 9 10 11 12 13 14 11 mm 1 2 3 4 5 6 7 8 9 10 11 12 13 14 1 2 3 5 6 13 A B C 40 mm 21 22 1 2 3 4 5 6 7 8 9 10 11 12 13 14 A L 24 1 2 3 4 5 6 7 8 9 10 11 12 13 14 25 1 2 3 4 5...

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