Greenheck 460988 ERV-522/90 and ERV-582/120 Curbs Operating instructions

Greenheck
Brand
Greenheck
Model
460988 ERV-522/90 and ERV-582/120 Curbs
Type
Operating instructions

Greenheck 460988 ERV-522/90 and ERV-582/120 Curbs

The Greenheck 460988 ERV-522/90 and ERV-582/120 Curbs are designed to provide a weathertight seal between the roof and the ductwork of an energy recovery ventilator (ERV). The curbs are made of galvanized steel and are available in two sizes: 12-inch and 16-inch. They are easy to assemble and install, and come with all the necessary hardware.

The ERV-522/90 and ERV-582/120 Curbs are ideal for use in both residential and commercial applications. They can be used with any type of ERV unit, and are designed to meet the requirements of the International Building Code (IBC).

Greenheck 460988 ERV-522/90 and ERV-582/120 Curbs

The Greenheck 460988 ERV-522/90 and ERV-582/120 Curbs are designed to provide a weathertight seal between the roof and the ductwork of an energy recovery ventilator (ERV). The curbs are made of galvanized steel and are available in two sizes: 12-inch and 16-inch. They are easy to assemble and install, and come with all the necessary hardware.

The ERV-522/90 and ERV-582/120 Curbs are ideal for use in both residential and commercial applications. They can be used with any type of ERV unit, and are designed to meet the requirements of the International Building Code (IBC).

Document 460988
Roof Curb and Duct Adaptor
Models ERV-90, 120
STEP 1: Unpack and Inspect Parts
Part Description Quantity
ERV-90 ERV-120
Part # Part #
Roof Curb Kit
12-inch 1 851721 851822
16-inch 1 851720 851823
End Channel
1. 12-inch 2 700197 702035
2. 16-inch 2 700253 702036
Non-Supply Side Channel
12-inch 657259 702039
16-inch 657262 702040
Side Channel
12-inch 2 657254 702037
16-inch 2 657261 702038
Duct Adaptor (12 & 16 in. high curbs)
Inner Duct Channel 1 700195 702042
Inner Cross Channel 1 700199 702045
Duct Cross Channel 1 700193 702044
Outer Duct Channel 1 700194 702043
Hardware Kit
1 852902 852902
3
/8-16 x
3
/4 Serrated Flange Bolts
24 415459 415459
3
/8-16 x
3
/4 Serrated Flange Nuts
24 415457 415457
Screws, SMS (A)
12 x 0.625 (IHH)
36 415180 415180
SPECIAL TOOLS REQUIRED
• Cordless drill
•
5
/16 in. Nut setter
•
9
/16 in. Nut setter
• Open or Closed
9
/16 in. wrench
• Awl — for hole alignment
Assembly and Installation Instructions
Please read and save these instructions for future reference. Read carefully before attempting to assemble,
install, operate or maintain 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! Upon
receiving the product, check for any damage that may have occurred during transit and report it immediately
to the shipper. Also verify that all accessory items are accounted for.
®
2
STEP 2: Assemble Main Curb
Hardware Required: (24)
3
/8-16 x
3
/4 Serrated Flange Bolts
(24)
3/
8
-16 x
3
/4 Serrated Flange Nuts
(2) End Channels
(1) Center Channel
(2) Non-Supply Side Channels
(2) Supply Side Channels
Instructions: • See Main Curb Assembly for positioning the Side, Center, and End Channels.
• Align the holes and fasten as shown below.
Main Curb Assembly
Supply Side Channels
Side and center channels
fasten together, as shown.
Non-Supply Side Channels
End and side channels
fasten together, as shown.
L
W
End
Channel Lengths and Overall Curb Dimensions
Non-Supply
Length
Supply
Length
End
Length
Center
Length
L W
ERV-90 58.37 58.63 80.50 80.50 120.50 80.50
ERV-120 64.88 73.87 92.75 92.75 142.25 92.75
All dimensions in inches.
3
STEP 3: Fastening Inner Cross and Outer Duct Channel
Hardware Required: (8) Screws, SMS (A) 12 x 0.625
(IHH)
(1) Inner Cross Channel
(1) Outer Duct Channel
Instructions: • Position the Outer Duct
Channel as depicted.
• Align the holes and fasten
using (4) 12 x 0.625 (IHH)
screws.
• Position the Inner Cross
Channel as depicted.
• Align the holes and fasten
using (4) 12 x 0.625 (IHH)
screws.
A
B
C
D
STEP 4: Fastening Inner Duct and Duct Cross Channels
Hardware Required: (8) Screws, SMS (A) 12 x 0.625 (IHH)
(1) Duct Cross Channel
(1) Inner Duct Channel
Instructions: • Position the Inner Duct
Channel as depicted.
• Align the holes and fasten
using (4) 12 x 0.625 (IHH)
screws.
• Position the Duct Cross
Channel as depicted.
• Align the holes and fasten
using (4) 12 x 0.625 (IHH)
screws.
Outer Duct
Channel
Inner Cross
Channel
Supply
Side
IMPORTANT! The following steps are for ductwork support. These steps are required only
if the ductwork will be installed prior to the ERV unit.
A
B
C
D
Duct Cross
Channel
Inner Duct
Channel
Supply
Side
Inner Cross
Length
Outer Duct
Length
A B
ERV-90 23.50 58.60 22.13 25.25
ERV-120 34.50 74.00 35.75 36.25
All dimensions in inches.
Duct Cross
Length
Inner Duct
Length
C D
ERV-90 22.13 36.50 27.70 12.75
ERV-120 35.75 38.12 32.25 13.00
All dimensions in inches.
Exhaust
Inlet
Supply
Outlet
ERV-90: Final Roof Curb Assembly
ERV-120: Final Roof Curb Assembly
1
4
3
2
3
1
8
5
Duct Adaptor Assembly
Duct Adaptor Assembly
6
7
Exhaust
Inlet
Supply
Outlet
1
4
3
2
3
1
8
5
6
7
®
Phone: 715.359.6171 • Fax: 715.355.2399 • Parts: 800.355.5354 • E-mail: [email protected] • Website: www.greenheck.com
460988 • Roof Curb and Duct Adaptor Assembly, Rev. 6, August 2016 Copyright 2016 © Greenheck Fan Corporation
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Greenheck 460988 ERV-522/90 and ERV-582/120 Curbs Operating instructions

Greenheck
Brand
Greenheck
Model
460988 ERV-522/90 and ERV-582/120 Curbs
Type
Operating instructions

Greenheck 460988 ERV-522/90 and ERV-582/120 Curbs

The Greenheck 460988 ERV-522/90 and ERV-582/120 Curbs are designed to provide a weathertight seal between the roof and the ductwork of an energy recovery ventilator (ERV). The curbs are made of galvanized steel and are available in two sizes: 12-inch and 16-inch. They are easy to assemble and install, and come with all the necessary hardware.

The ERV-522/90 and ERV-582/120 Curbs are ideal for use in both residential and commercial applications. They can be used with any type of ERV unit, and are designed to meet the requirements of the International Building Code (IBC).

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