Manual Chamberlain ML750 (page 2 of 22) (English)

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The Protector System must be installed

when the force at the edge of the closing

door force exceeds 400N (40kg).

Excessive

force will interfere with the proper operation of

the Safety Reverse System or damage the

garage door.

Permanently fasten the caution label

adjacent to the wall-mounted door control

control button as a reminder of safe operating

procedures.

Disengage all existing garage door locks

avoid damage to garage door.

Install the lighted door control button (or any

additional push buttons)

in a location where

the garage door is visible, at a height of at

least 1.5m and out of the reach of children.

Do not allow children to operate push

button(s) or remote control(s).

Serious

personal injury from a closing garage door

may result from misuse of the opener.

Activate opener only when the door is in

full view, free of obstructions and opener

is properly adjusted. No one should enter

or leave the garage while the door is in

motion. Do not allow children to play near

the door.

Use manual release only to disengage the

trolley and, if possible, only when the door is

closed.

Do not use the red handle to pull

the door open or closed.

Disconnect electric power to the garage

door opener before making repairs or

removing covers.

This product is provided with a power supply

cord of special design which, if damaged,

must be replaced by a power supply cord

of the same type; such a power supply cord

may be obtained and fitted by a specialist.

Failure to comply with the following instructions may result in serious personal injury or property damage.

• Read these instructions carefully

• The garage door opener is designed and tested to offer reasonable safe service provided it is installed

and operated in strict accordance with the instructions in this manual.

These safety alert symbols mean

Warning

– a personal safety or property damage instruction. Read these

instructions carefully.

Warning: If your garage has no service entrance door, Model 1702AML Outside Quick Release must be installed. This accessory

allows manual operation of the garage door from outside in case of power failure.

Keep garage door balanced

. Do not let the

garage door opener compensate for a binding

or sticking garage door. Sticking or binding

doors must be repaired. Garage doors, door

springs, cables, pulleys, brackets and their

hardware are under extreme tension and can

cause serious personal injury.

Do not

attempt to loose, move or adjust them.

Call

for garage door service.

Do not wear rings, watches or loose

clothing

while installing or servicing a garage

door opener.

To avoid serious personal injury from

entanglement,

remove all ropes connected

to the garage door

before installing the door

opener.

Installation and wiring must be in compliance

with your local building and electrical codes.

This is a class 2 double insulated product,

connection to earth is not required or

provided.

Lightweight fiberglass doors, aluminum or

steel must be substantially reinforced to

avoid door damage.

(See page 3.) The best

solution is to check with your garage door

manufacturer for an opener installation

reinforcement kit.

The safety reverse system test is very

important.

Your garage door

MUST

reverse

on contact with a 40mm obstacle placed on

the floor. Failure to properly adjust the opener

may result in serious personal injury from a

closing garage door.

Repeat the test once a

month and make any needed adjustments.

This unit should not be installed in a damp

or wet space.

Door must not extend over public byway

during operation.

Start by Reading These Important Safety Instructions

Contents Page Illustration

Safety Rules .......................2

Before you Begin . . . . . . . . . . . . . . . . . . . 3

Door Types ........................3 ................1

Tools Required .....................3 ................2

Hardware Provided . . . . . . . . . . . . . . . . . 4 . . . . . . . . . . . . . . . . 3

Completed Installation . . . . . . . . . . . . . . 4 . . . . . . . . . . . . . . . . 4

Assembly ..........................5 .............5-11

Installation ......................7-12 . . . . . . . . . . . . 12-21

Programming your Opener & Remote . 13 . . . . . . . . . . . . . . . 22

Programming your Keyless Entry . . . . .14 . . . . . . . . . . . . . . .23

Using the Wall-Mounted Door Control .14 . . . . . . . . . . . . . . .24

Adjustment . . . . . . . . . . . . . . . . . . . . . . . 15 . . . . . . . . . . . . 25-26

Test the Safety Reversal System . . . . .15 . . . . . . . . . . . . .27

Install the Protector System

™

(Optional) . . . . . . . . . . . . . . . . . . . . . . . . 16 . . . . . . . . . . . . 28

Special Features of the ML750 . . . . . . .16 . . . . . . . . . . . . 29

Accessories . . . . . . . . . . . . . . . . . . . . . . .17 . . . . . . . . . . . . 30

Replacement Parts . . . . . . . . . . . . . . 18-19 . . . . . . . . . 31-32

TROUBE SHOOTING . . . . . . . . . . . . . . 20

Care of your Opener . . . . . . . . . . . . . . . 21

Maintenance of your Operator . . . . . . . 21

Operation of your Opener . . . . . . . . . . . 21

Specifications . . . . . . . . . . . . . . . . . . . . . 21

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Chamberlain ML750 Manual

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