Attach The Rail To The Header Bracket - Craftsman 139.53990 Owner's Manual

Header Bracket
INSTALLATION STEP 3
Attach the Rail to the
Header Bracket
NOTE: (Optional) With an existing Craftsman
installation,you may re-use the old header bracket
with the twoplastic spacers included in the hardware
bag. Place the spacers inside the bracket on each
side of the rail, as illustrated.
• Positionthe opener on the garage floor below the
header bracket. Use packing material as a
protectivebase. NOTE: If the door spring is in the
way you'llneed help. Have someone hold the
opener securely on a temporary support to allow
the raft to clear the spring.
• Positionthe front rail end within the header bracket
and join with a 5/16"x1-1/2" clevis pin as shown.
• Insert a ring fastener to secure.
Mounting
Hole
Header Bracket
Mounting
Hole
EXISTING CRAFTSMAN
INSTALLATION
Door
OpenerCart_ of
Suppeft
HARDWARE SHOWN ACTUAL SIZE
Clevis Pin 5/16"x1-1/2" Ring fastener
15