Ombréa 15-701090 Notice De Montage page 69

Loosen the metal plates at both ends of the B1 and B2 beam (do not unscrew them completely).
Insert the beam B1 into the posts A and A1 simultaneously on the three sides. The metal plates must
slide into the grooves of the posts.
Tighten the metal plates using tool Y.
Repeat the same operation for beams B2 and B3.
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