ASSEMBLY STEP 1

Attach the T-Rail to the Motor Unit

To avoid installation difficulties, do not run the garage door opener until instructed to do so.

•Remove the two washered screws mounted in top of motor unit.

•Position T-rail at a 45˚ angle to opener so one hole in T-rail and motor unit line up.

•Thread one of the washered screws part way in.

Use only these screws! Use of any other screws will cause serious damage to door opener.

•Align T-rail and styrofoam over sprocket. Cut tape from T-rail, chain and styrofoam.

•REMOVE STYROFOAM.

CAUTION

To avoid serious damage to opener, ONLY use screws mounted in top of motor unit.

USE ONLY THIS

TYPE AND SIZE

Washered Screw

SCREW

5/16"-18x1/2"

 

Styrofoam

 

T-rail

 

Hole

ASSEMBLY STEP 2

Attach the Chain to the Sprocket and Install the Sprocket Cover

•Position chain over the sprocket. If necessary, loosen the outer nut on the trolley to obtain more chain slack.

•Insert the second washered screw. CAUTION: Use only the screw previously removed from motor unit!

•Tighten both screws securely through the T-rail into the motor unit as shown.

•Install the sprocket cover: Insert the back tab in the slot. Squeeze the cover slightly and insert the front tab in the slot on the mounting plate.

Proceed to Assembly Step 3.

WARNING

To avoid possible SERIOUS INJURY to fingers from moving garage door opener:

•ALWAYS keep hand clear of sprocket while operating opener.

•Securely attach sprocket cover before operating.

Washered Screw

Sprocket

5/16"-18x1/2"

 

USE ONLY THIS

TYPE AND SIZE

SCREW

Sprocket Cover

Front Tab Slot

Back Tab Slot

Mounting

Plate

6