Greenheck SQ Mixed Flow Quick Start Manual

Quick Start Guide
SQ MIXED FLOW SQUARE DUCT ADAPTER
• Square duct adapters are
shipped separate from the fan
and are mounted in the field
• This Quick Start Guide does not
replace the Installation Operation
Manual (IOM), refer to the IOM for
more information
Parts List
SIZE 18-33 (QTY 4)
• (1) Fan
• Square duct mounting collar
SIZE 18-33 (QTY 4)
flanges
(4) Sizes 7-16
(8) Sizes 18-33
• (2) Hardware kit
• (1) Isolator kit (optional)
SIZE 7-16 (QTY 2)
SIZE 7-16 (QTY 2)
Tools List
• Impact Driver
• 1/2 inch socket
• Torque wrench
3 WHEEL DIAMETERS
NOTE: Filtration information on reverse side
ASSEMBLY VIDEO SQ MIXED FLOW IOM
Step 1 - Mount Square Duct Adapter to Fan
• Square duct adapter will come in 2 piece or 4 piece
designs per inlet/outlet depending on unit size (see
below)
• SQ-7 to SQ-16 will
consist of 2 pieces
per inlet/outlet
• SQ-18 to SQ-33 will
consist of 4 pieces
per inlet/outlet
• Mount square duct adapter to inlet and/or outlet using
appropriate number of flange pieces and 5/16 inch
semi-gimlet fasteners provided in hardware kit (no nuts
required)
SIZE 18-33 (QTY 4)
SIZE 7-16 (QTY 2)
• Repeat previous step for outlet of fan
FLEXIBLE DUCT
• Tighten to 132 in·lbs (11 ft·lbs) as specified in the IOM (BY OTHERS)
with 1/2 inch socket DO NOT OVER-TIGHTEN
3 WHEEL DIAMETERS
Step 2 - Install Fan Assembly in Duct Work
SIZE 18-33 (QTY 4)
3 WHEEL DIAMETERS
• Install fan assembly in proper orientation per application
(use appropriate isolators)
SIZE 7-16 (QTY 2)
• Mount fan and filter section to ductwork using fasteners
supplied by others
• Fan can be mounted in horizontal or vertical applications
• Flexible duct connectors are recommended for
mounting to the inlet and outlet of the fan
• Install fan with approximately three wheel diameters of
straight duct before and after the fan
FLEXIBLE DUCT
(BY OTHERS)
485551 • Square Duct Adapter and Filtration, Rev. 2, August 2023 • Copyright © 2023 Greenheck Fan Corp.
FLEXIBLE DUCT
(BY OTHERS)
3 WHEEL DIAMETERS
SIZE 18-33 (QTY 4)
SIZE 7-16 (QTY 2)