Page 285 - FanPedia - By Twin City Fan and Blower

FAN-PEDIA

TECHNICAL DESCRIPTIONS
Published by

Twin City Fan & Blower

©2017 TCF.COM

Inlet Vanes – External Inlet Vane
Radial vanes at the fan inlet pre-spin the air entering the fan to control the flow. Vanes come
standards with a manual handle operator, but can be provided with an actuator. External vanes have
a housing and are bolted to the fan inlet.

Inlet Vanes – Nested Inlet Vane
Same function as the external inlet vane, but the vanes are nested within the inlet funnel. Replacing
the vanes require the inlet funnel assembly to be replaced.

Motor Positioners
Used for horizontal adjustment of the motor position in one direction.

Motor Positioners – Bi-Directional
Used for horizontal adjustment of the motor position in both direction of the horizontal plane.

Motor Positioners – Tri-Directional
(Motor feet are drilled & tapped) Vertical jack screws (red) are removed after the motor is shimmed.

143