Greenheck Hooded Propeller Roof Fans Filtered Supply User Manual

Part Number 455602

®

Hooded Propeller Roof Fans

Filtered Supply

Assembly Instructions

Please read these instructions carefully before attempting to assemble the product described. Protect
yourself and others by observing all safety information. Failure to comply with instructions could result
in personal injury and/or property damage!

Step 1: Unpack and Inspect Parts

Filtered Supply Fans

Fan Size / Quantity of Parts per Fan Size

Parts Description 20 24 30 36 42 48 54 60 72

Fan / Base Assembly 1 1 1 1 1 1 1 1 1

Hood Support Rail Assembly 2 2 2 2 2 2 2 2 2

Outer Filter Channel 2 2 2 2 2 2 2 2 2

Inner Filter Channel 2 2 2 2 2 2 2 2 2

Filter End Channel 2 2 2 2 2 2 2 4 4

Filter Retaining Angle 2 2 2 2 2 2 2 2 2

End Filter Angle 2 2 2 2 2 2 2 2 2

End Filters 4 4 4 4 4 4 4 6 6

Side Filters 8 8 8 8 8 8 8 10 10

Hood Rails 2 2 2 2 2 2 2 2 2

Hood Enclosure Panels

- 1 male and 1 female panel

Hood Clips for sizes 48 - 72 - - - - - 16 18 20 22

Shaded sizes will always ship fully assembled unless otherwise specified.

4 5 7 7 8 9 10 11 12

Tools required to assemble fans:

• Drill, Electric or pneumatic preferred.

• 3/8”, 7/16”, 1/2”, and 9/16” wrenches and sockets

• 5/16” nut runner bit for drill

• Rubber mallet

• Awl for hole alignment

Each fan that is shipped knocked down has the
following hardware package PN 816529 containing:

Part Number 816529 - Hardware Package includes

Part Number 816526 - Hood Support Fasteners

(16) 3/8” - 16 x 3/4” Spinlock Bolts
(12) 3/8” - 16 Spinlock Nuts

Part Number 816527 - Hood Fasteners

(75) #12 x 3/8” Sheet Metal Screws with Washer
(4) 3/8” - 16 x 1-1/2” Spinlock Bolts
(4) 3/8” - 16 Spinlock Nuts

Part Number 816528 - Birdscreen / Filter Fasteners

(26) 5/16” - 18 x 3/4” Weld Stud Bolts
(26) 5/16” - 18 Spinlock Nuts

Note: Hardware package is designed for the filtered 72inch
fan. When used on smaller sizes, there will be some fasteners
left over.

IMPORTANT

It is recommended that a two man crew
minimum be used for fan/hood assembly.

Hood Enclosure Panel

(Female)

Hood Support Rail

Label

Hood Panels

Hood Clips

(Sizes 48 - 72)

Hood Enclosure Panel

(Male)

Fan Base

Filter

Typical filter channel set is shown.
Quantity of filter end channels
varies by fan size.

Hood Rail

Filter End

Angles

Hooded Propeller Roof Fans • Filtered Supply

Filter End

Channel

Inner Filter

Channel

Outer Filter

Channel

Model

1

1

Step 2: Fasten Hood Support Rails

Fan Base

Filter Retainer

Angle

Hood Support
Angle

Fan
Panel

Hardware Required:

Hardware Package Part Number 816526
3/8” - 16 x 3/4” hex head spinlock bolts & nuts

Quantity:

Up to (8) fasteners per side for 72 inch fans; less
required for smaller sizes.

Instructions:

The bolts that fasten the fan panel to the base will
also be used to secure the hood support rails and
lter retaining angles. (see Detail 2).

A. Remove the 3/8” - 16 x 3/4” bolts from ONE

SIDE of the fan panel (up to six bolts for size

72).

B. Assemble the parts and wrench tighten the

hood support rails and lter retaining angles
perpendicular to fan drive frame as shown.
Mounting holes in fan base will line up with
holes in hood support rails and lter retaining
angles.

C. Repeat for opposite side.

Hood support rails
perpendicular to
fan drive frame

Step 3: Install Filter Channels

Hardware Required:

Hardware Package Part Number 816528
5/16” - 18 x 3/4” weld studs and spinlock nuts

Quantity:

As required.

Instructions:

Finger tighten the channels in place as shown.

Bolt hole locations as shown are typical, but
larger units will have additional lter end channel
sections. The detail below will help identify the
correct channel and its proper orientation.

Inner Filter

Filter End

Channel

Channel

Outer Filter

Channel

Fan Drive Frame

Detail 2

Exploded detail

below

Filter Retainer Angle

Hood Support
Angle Assembly

Filter End

Channel

Channel End Profiles

Inner Filter

Channel

Outer Filter

Channel

2

Hooded Propeller Roof Fans • Filtered Supply

®

Step 4: Install Filter End Angles

Hardware Required:

Hardware Package Part Number 816528
5/16” - 18 x 3/4” weld studs and spinlock nuts

Quantity:

As required.

Instructions:

A. Finger tighten the end angles in place as

shown. Note correct position of end angle in
Detail 4 with angle leg down and facing the fan
base. Install on both ends.

B. After all lter channels and end angles are

bolted together, square-up assembly and

wrench tighten all fasteners.

Detail 4

Step 5: Install Filters

Instructions:

Slide lters into lter channels as indicated by the
arrows. No fasteners or hardware are required in
this step.

Side

Filters

Filters

End

Side

Filters

Side

Filters

End

Filters

Side

Filters

Step 6: Install Hood Rails

Hardware Required:

Hardware Package Part Number 816527
3/8” - 16 x 1-1/2” hex head spinlock bolts and
nuts

Quantity:

4 sets

Instructions:

A. Position the two hood rails as shown and

finger tighten the fasteners. These fasteners
will be wrench tightened in Step 7 D after the
hood panels are installed and secured.

®

Hooded Propeller Roof Fans • Filtered Supply

3

Step 7: Install Hood Panels

Hardware Required:

Hardware Package Part Number 816527
#12 x 3/8” sheet metal screws with washer

Quantity:

75 pcs. required for 72 inch fan; less required for
smaller sizes.

Instructions:

A. Locate the male hood enclosure panel.

This panel has a label that reads: “Male hood
enclosure panel. Start with this assembly rst.”
This is the starter panel. Place this panel on the
hood rails and fasten tight with four (4) screws.

B. Install the intermediate panels one at a time.

The panels have interlocking ribs (see Detail
7A). For fan sizes 48 and larger, hood clips must
also be installed on each panel. Each panel is
predrilled for hood clip installation (see Detail
7B). Secure each hood clip with a screw and
secure each intermediate panel to the hood
rails with four (4) screws.

C. Install the female hood enclosure panel.

Secure this panel to the hood rails with four (4)
screws. To install the hood clips (sizes 48 and
larger), remove the end lters prior to installing
and securing the female hood enclosure panel
to gain access to the underside of the hood.
Reinstall the end lters after hood clips are
installed.

D. Wrench tighten the four (4) bolts that secure

the hood rails to the hood support rails.

Detail 7A

Hood Enclosure Panel
(Female)

Detail 7B

Female Rib

Male Rib

#12 x 3/8" Sheet Metal Screw
with Sealing Washer

Hood Clip
Fan sizes 48 and larger
Two on each interlocking rib

®

Phone: [phone] • Fax: [phone] • E-mail: [e-mail] • Website: www.greenheck.com

4 455602 • Filtered Supply, Rev. 2, September 2010 Copyright 2010 © Greenheck Fan Corp