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ETL Model No.: HF1161
3. Industrial Fan Assembly
LABEL
MOTOR ASSEMBLY
BLADE
ASSEMBLY
1/4-20 x 1/2" PHILLIPS
HEX HEAD SCREW
SPLIT LOCKWASHER
FLAT WASHER
Figure 2
3.2
Install One Non-reversible Blade Assembly on the top
of the Motor Assembly using Two 1/4-20 x 1/2” Phillips
Hex Head Screws, Two Split Lockwashers and Two Flat
Washers (supplied) (Figure 2).
Repeat this procedure for the remaining Two Blade
Assemblies.
Tighten each Blade Screw to secure each Blade
Assembly to the Motor Housing.
SET SCREWS (2)
MOTOR YOKE
ALLEN WRENCH
Figure 3
3.3
Using the Set Screw Wrench (supplied), remove
the Two Set Screws from the top of the Motor Yoke
(Figure 3).
Retain the Set Screws for future use (Figure 3).
THIS SID
E
UP
LABEL
BLADE ASSEMBLY
Figure 1
3.1
CAUTION: The blade assemblies must be mounted
on the motor assembly so that the “THIS SIDE UP”
stamp is visible at the top of the motor (Figure 1).
To reduce the risk of personal injury, do not bend the
blade flanges when installing the blades, balancing
the blades, or cleaning the fan. Do not insert foreign
objects between rotating fan blades.
WARNING
!
