General installation information
Fig. 2: Installation types
①
Ducts on both sides
②
Without duct (air transfer)
③
Duct on one side (air outlet)
④
Duct on one side (air inlet)
The multileaf damper is installed away from walls
(in ducts), or adjacent to or on the face of walls and
ceiling slabs.
Please note:
Installation should be vertical and without tor-
sion
Installation in vertical or horizontal ducting
Installation only with the blades horizontal; JZ-
AL, JZ-HL-AL and JZ-LL-AL also with the
blades vertical
Any airflow direction
Duct connection on one side or on both sides
The function of the damper must be checked
before installation.
CAUTION!
Danger of injury!
Danger of injury when reaching into the blades or
the linkage of the multileaf damper.
Once the multileaf damper has been installed,
people must be prevented from reaching into the
damper, for example by a cover grille.
NOTICE!
Temperatures below the dew point
Temperatures below the dew point should be
avoided as they lead to condensation which may
cause damage to the building structure.
Duct installation
Fig. 3: Duct installation
Use screws (by others) to fix the multileaf damper
to the duct. Due to its weight the multileaf damper
must be supported, e.g. by a suspension system.
Installation
Multileaf dampers Type JZ-* / WG-JZ-*
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