NOTE: Inlet guide vanes are attached to the fan housing so that the
ball joint in view ‘U’ is in the 12 o’clock position with the vanes at
45 degrees. (For upblast discharge units, the ball joint is at the 9 o’clock
position.)
TOP HORIZONTAL FRONT/REAR
ARRANGEMENT SHOWN
(ASSEMBLED RIGHT HAND)
SIZES 07-26
NOTE: Inlet guide vanes are attached to the fan housing so that the
ball joint in view ‘U’ is in the 12 o’clock position with the vanes at
45 degrees.
TOP HORIZONTAL FRONT/REAR
ARANGEMENT SHOWN
(ASSEMBLED RIGHT HAND)
SIZES 32-61
Fig. 77 — Scroll Assembly — Forward-Curved Fan With IGV
95
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