20
Fix the plastic fork with qty. 2 screws and qty. 2 nuts
(ref.7.9/Bolts&nuts) on the central shutter blade. Fit
central shutter blade on the central slot on the housing.
Insert knurled axle (ref.7.12/Bolts&nuts) by the smooth
side on the plastic fork, then take plastic shutter rod on
the centrifugal system and fix them together by using a
small hammer (ref.11/Assembling tools).
Insert the spring hooks (ref.7.11/Bolts&nuts) in the
holes of the side panels (ref.1.4/Body).
Insert the free terminal of the spring on the hook.
Repeat this operation for the other side.
Insert all the shutter blades on the fan housing and
then place the fan horizontally.
Place the pvc tie-rod (ref.1.8/Body) on plastic bearing
pivots.
Assembling guidelinesChapter3