Chamberlain 349544 Garage Door Opener User Manual


 
8
HARDWARE
H3
Bolt
H2
Bolt 1/4"-20x1-3/4"
H4
Lock Nut 1/4"-20
H6
Nut 3/8"
H7
Lock Washer 3/8"
3.1 Lay the beltbeside the rail,asshown.
Grasp the end with the hooked trolley
connector and passapproximately 12"(30
cm) ofbelt through the window.Keep the
ribbed side toward the rail,and allow it to
hang.
3.2 Remove the tape fromthe pulley.The
center should be greased,ifnot,regrease
the center ofthe pulley.
3.3 Insert the pulley into the window of the
frontrail.
3.4 Insert the bolt(H3) into the rail and pulley.
Tighten securelywith the lockwasher (H7)
and nut(H6).
3.5 Rotate the pulley to be sure itspinsfreely.
3.6 Insert the bolt(H2) into the hole shown
and fasten with the locknut(H4).
H6
H7
H4
Screwdriver
Rail
Pulley
Trolley
Connector
H2
H3
Assembly
3 Install the pulley