Craftsman 139.53225SRT1 Owner's Manual page 9

Assembly Step 2 I
Install the Trolley on the T-rail
I
• Attach the threaded shaft to the trolley with the
lock washer and nuts as shown.
Tro,ey
LockWasher
5116"
OutorNut
T_
Thm_l
Shaft
kmer Nut
5/16"
Hardware Shown
Actual Size
©©
LockWssher Nut
5/16" 5/16" - 18
Tro_y
Tempormy S to_
Screwdriver
• As a temporary stop, insert e screwdriver into the
hole in the front end of the T-rail.
• Slide the Volley assembly along the rail to the
screwdriver stop.
If trolley hits against any nuts on the Trail, the
bolts and nuts were attached from the wrong
Fide and must be reposltioned. Review Step 1.
Assembly Step 3
Fasten the T-rail to the Opener
• Place the opener on packing material to protect
the cover. For convenience, put a s_upport u nder
the cable pulley bracket.
• Remove the (2) 5/16"-18xl/2" washered screws
mounted in the top of the opener.
• Align the holes in the back section of the T-rail with
the holes in the opener.
Fasten the rail with the (2) washered screws
previously removed. Tighten securely.
:remember to use only these screwel Any other
screws will cause serious damage to the opener.
• Insert a 5/16"-18x7/8" hex screw into the trolley
stop hole in the T-rail as shown. Tighten secqrely
with a 5/16" lock washer and nut. This screw limits
trolley travel in the UP direction.
wm sony
5PI6;18xli2"
T_ 5/16"-18x7/8"
(Back Secmon) _
LockWmJ"mr - -
5/16"
Nut
5/16"-18
Hardware Shown Actual Size
He_ Screw Nut LOOK Wuher
5/16" - 18 x 7/8" 5/16"- 18 5/16"
9