Greenheck ERV-522/90 Curbs (460988) User Manual
Assembly instructions, Step 1: unpack and inspect parts, Tools recommended for assembly
STEP 1: Unpack and Inspect Parts
Tools Recommended for Assembly
• Cordless
drill
•
5
/
16
in. Nut setter
•
9
/
16
in. Nut setter
• Open
or
Closed
9
/
16
in. wrench
• Awl — for hole alignment
Note: Hardware kit for the 12 in. high and 16 in. high roof curb are the same.
®
Roof Curb and Duct Adapter
Models ERV-522/90 & ERV-582/120
ASSEMBLY INSTRUCTIONS
Part Description
Quantity
ERV-522/90
ERV-582/120
P/N
P/N
Roof Curb Kit
12 in. high
1
851721
851822
16 in. high
1
851720
851823
1. End Channel
12 in. high
2
700197
702035
16 in. high
2
700253
702036
2. Non-Supply Side Channel
12 in. high
2
657259
702039
16 in. high
2
657262
702040
3. Supply Side Channel
12 in. high
2
657254
702037
16
in.
high
2
657261
702038
4. Center Channel
12 in. & 16 in. high
1
700196
702041
Duct Adapter
(12 in. & 16 in. high curbs)
5. Inner Duct Channel
1
700195
702042
6. Inner Cross Channel
1
700199
702045
7. Duct Cross Channel
1
700193
702044
8. Outer Duct Channel
1
700194
702043
Hardware Kit
(for curb & duct adapter)
1
851549
851549
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)
16
415180
415180
Document 460988