Attach The Rail To The Header Bracket; Position The Opener - Chamberlain 3595S 3/4 HP Owner's Manual

INSTALLATION STEP 3

Attach the Rail to the Header Bracket

• Position the opener on the garage fl oor below the
header bracket. Use packing material as a protective
base. NOTE: If the door spring is in the way you'll need
help. Have someone hold the opener securely on a
temporary support to allow the rail to clear the spring.
• Position the rail bracket against the header bracket.
• Align the bracket holes and join with a clevis pin
as shown.
• Insert a ring fastener to secure.
INSTALLATION STEP 4

Position the Opener

SECTIONAL DOOR ONLY
A 2x4 laid fl at is convenient for setting an ideal door-to-
rail distance.
• Raise the opener onto a stepladder. You will need help
at this point if the ladder is not tall enough.
• Open the door all the way and place a 2x4 laid fl at on
the top section beneath the rail.
• If the top section or panel hits the trolley when you
raise the door, pull down on the trolley release arm to
disconnect inner and outer sections. Slide the outer
trolley toward the motor unit. The trolley can remain
disconnected until Installation Step 12 is completed.
ENGAGED
HARDWARE SHOWN
ACTUAL SIZE
Ring Fastener
Clevis Pin
5/16"x2-3/4"
Trolley
Release Arm
RELEASED
Header Wall
Header Bracket
Chain Pulley Bracket
Garage Door
To prevent damage to garage door, rest garage door
opener rail on 2x4 placed on top section of door.
Door
10
Header
Bracket
Clevis Pin
5/16"x2-3/4"
Chain Pulley
Bracket
Rail
Rail
2x4 is used to determine
the correct mounting
height from ceiling.
Ring
Fastener
Temporary
Support