Sigma ML750 Install the Protector System, Special Features, Door within a door connection

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29A

Install the Protector System™

(See accessories)

The force, as measured on the closing edge of the door, should not exceed 400 N (40kg). If the closing force is more than 400 N, the Protector System must be installed.

After opener has been installed and adjusted, The Protector System™ accessory can be installed. Instructions are included with this accessory.

4The Protector System™ provides an additional measure of

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safety against a small child being caught under a garage door.

It uses an invisible beam which, when broken by an obstruction, causes a closing door to open and prevents an open door from

33closing, it is strongly recommended for homeowners with young children.

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5

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8

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Special Features

A. Door within a door connection

Open light lens. Locate auxiliary quick connect terminals. Insert bell wire into quick connect terminals 8 and 7.

B. Flashing light connection

The flashing light can be installed anywhere. Connect light leads to quick connect terminals 6 and 5. Terminal 5 is ground.

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Contents N2966 Start by Reading These Important Safety Instructions Door Types Before You BeginTools Required Completed Installation Hardware ProvidedAssemble the Rail Install the BeltInsert Trolley & Idler Pulley Bracket Into Rail Attach Trolley to Rail Fasten Rail to Opener and Install BeltAttach Sprocket Cover Install Header Sleeve and Tighten Belt Header Bracket PositioningInstall the Header Bracket Attach Rail to Header BracketPosition the Opener Hang the OpenerConnect Electric Power Install LightAttach Emergency Release Rope & Handle Fasten Door BracketONE-PIECE Door Installation Assemble Door ArmRemote Control Wall Mount Bracket Install Door Control optionalOperation of the Door Control Using the Multi-Function Door Control To Erase all Remote Control CodesProgram your Opener & Remote Channel RemoteUsing the Wall-Mounted Door Control Program your Keyless Entry OptionalSetting the Limits Setting the ForceTest the Safety Reverse System Force limit test liftingInstall the Protector System Special FeaturesDoor within a door connection Flashing light connectionAccessories Wiring Instructions for AccessoriesReplacement Parts 001A5060-15204C0161-2 Trouble Shooting Care of Your Opener 114A3458-ANZ