ALUMAVENT 3900 Series Panduan Pemasangan, Pengoperasian, dan Pemeliharaan - Halaman 4

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Damper Model Series – 3100 & 3900
Section Size – 48''w x 60''h (1219 x 1524)
Max. size for multi section dampers - unlimited
One Section Wide
Each damper section, including multi-section
assemblies are required to be square without
twisting, bending, or racking. Measure each
segment diagonally from the upper corners to
the opposite bottom corners.
3960 series shown with jumper and
multi section brackets installed.
Frame members are designed to overlay. The
offset overlaying frame comes with fasteners
installed. The installer may require bracing.
Ensure both sections are parallel, level, and
straight to each other. To add strength, add
multi-section brackets. Mullion end caps may
be used when linkages are to be clear of dirt
and debris
Series shown with mullion end caps. Follow multi section
brackets and end cap instructions.
3961 Series
Two Section Wide
pg. 4