Page 1: ...cable assembly and discard 8 Remove the 1 4 20xl 3 4 bolt and lock nutfrom the trolley stop hole inthe front rail and set aside 9 Pushthe trolleyback toward the opener head Disconnect the front rail section by usinga screwdrivertip to pry up the outer tab on each side of the rail Figure 3 then slide it off the canter rail Discard the front rail 10 Alignthe new front railwith the existingrail assem...
