Craftsman 139.53993D User Manual
Page 14
Attention! The text in this document has been recognized automatically. To view the original document, you can use the "Original mode".
Advertising
Attach the Rail to the Header Bracket
• Position the opener on the garage floor below the
header bracket. Use packing material as a protective
base. NOTE: If the door spring is in the way you’il
need heip. Have someone hold the opener securely on
a temporary support to allow the rail to clear the
spring.
• Position the header/rall bracket against the header
bracket.
• Align the bracket holes and join with a clevis pin
5/16"x2-3/4" as shown. Spacer can be installed on
either side of rail.
• Insert a ring fastener to secure.
INSTALLATION STEP 3
1 4
Advertising