Attachthe Rail To The Headerbracket - Craftsman 139.53918D Owner's Manual

INSTALLATION STEP 3
Attachthe Rail to the HeaderBracket
• 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 will 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.
Header Wall
Header Bracket
Idler Pulley
__ Garage
Door
Clevis Pin
Ring
Fastener
Mounting
Hole
Opener Carton or
-- Temporary
Support
HARDWARESHOWN ACTUALSIZE
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ClevisPin5/16"x1-1/2"
©
Ring Fastener
14