Installation step 3 – Craftsman 139.53975SRT User Manual
Page 15
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Installation Step 3
Attach the Rail to the Header Bracket
■
Header Wall
Header Bracket
NOTE: (Optional) With an existing Craftsman
installation, you may re-use the oid header bracket
with the two plastic spacers included in the hardware
bag. Place the spacers inside the bracket on each
side of the rail, as illustrated,
• Position the opener on the garage floor below the
header bracket. Use packing material as a
protective base.
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 ciear the
spring.
• Position the 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.
OPTION WITH
BCISTING CRAFTSMAN
INSTALLATION
Hardware Shown Actual Size
Clevis Pin 5/16"x;l'1/2“
o
Ring fastener
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