
15
1/2 HP Chain Drive Garage Door Opener
3. Lay the rail against the wall (or ceiling) mount and rest the motor assembly on something tall such as a ladder
which is enough to support the rail so it does not touch the garage door spring. Some garage doors require this
height to attach the rail to the header bracket. Other doors which do not have the door spring located directly
above the garage door, may allow you to rest the opener on the carton it was shipped in to ease assembly.
4. Then attach the rail front to the wall mount with the Ø8-35mm clevis pin and split pin as shown.