5.3 On finished ceilings, use the lag
screws (H7) to fasten a hanging
bracket (not provided) to the structural
supports before installing the garage
door operator.
5.4 The garage door operator must be
aligned with the hanging bracket. The
distance from each side of the garage
door operator to the structural
supports must be equal.
5.5 Cut the hanging brackets to
measured lengths.
5.6 Fasten the end of each hanging
bracket to the bracket on the
ceiling.
5.7 Fasten the hanging bracket on the chassis of garage door operator with
bolts (H4),and nuts (H3).
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