Reznor RDF Unit Installation Manual - Manual (Page 11)

I-RDF, PN148384R5, Page 11
6.2.1 Outside Air Hood or Indoor Filter Cabinet 6.2 Unit Inlet Air
A
B
C
G
H
D
E
F
1-1/4 (32)
19-1/
2 (495)
3 (76)
Option AS2, Outside Air Hood
Option AS6, Outside Air Hood with
1" Filters
Option AS7, Outside Air Hood with
2" Filters
Option AW3, Indoor Filter
Cabinet with 1" Filters
Option AW6, Indoor Filter
Cabinet with 2" Filters
FIGURE 9 -
Dimensions
and Weights
Dimensions
Size 1-20, 1-40, 1-50, 1-65 2-80, 2-120 3-180, 3-260
inches mm inches mm inches mm
A 38 965 62 1575 74-1/4 1886
B 55 1397 54 1372 64 1626
C 36 914 47-1/2 1207 61-3/8 1559
D 35-9/16 903 59-9/16 1513 71-9/16 1818
E 33-1/8 841 44-5/8 1133 58-1/2 1486
F 19-1/2 495 19-1/2 495 19-1/2 495
G (Duct Connection) 32-15/16 837 56-15/16 1446 69-3/8 1762
H (Duct Connection) 30-3/8 772 41-7/8 1064 57-7/16 1459
Weights and Filter Sizes
Model Sizes
Fltr
Qty
AS6, AW3 AS7, AW6 AS2 AS6 AS7 AW3 AW6
Filter Size lbs kg lbs kg lbs kg lbs kg lbs kg
1-20, 1-40, 1-50, 1-65 3 12x35x1 12x35x2 225 102 250 113 270 122 100 45 120 54
2-80, 2-120
4 12x35x1 12x35x2 310 141 350 159 380 172 150 68 180 82
4 12x24x1 12x24x2
3-180, 3-260 12 12x35x1 12x35x2 400 181 450 204 490 222 200 91 240 109
Installation Instructions for Optional Screened Air Hood for Outdoor Units (Options AS2,
AS6, AS7) and Filter Sections for Indoor Units (Options AW3, AW6)
All of these air inlet accessories are designed to be attached directly to the system
cabinet. To prevent damage, it is recommended that the system be set in its permanent
location before installing the air hood or filter cabinet option. All are shipped separately;
installation requirements depend on the size (see below).
Provide a minimum of 14" (356mm) clearance from the bottom of the air hood to the
mounting surface.
Hood and Filter Cabinet Options by ITEM and Application
Item Options Description For Sizes Installation Requirements
1
AS2, AS6,
AS7
Outdoor Screened Air Hood
with & without filters
1-20, 1-40, 1-50,
1-65, 2-80, 2-120
Factory Assembled; Field Installed -
Follow instructions below.
2
AS2, AS6,
AS7
Outdoor Screened Air Hood
with & without filters
3-180, 3-260
Field Assembled and Installed - Follow
instructions pages 12 to 15.
3 AW3, AW6 Indoor Filter Cabinet with
Filters
All
Factory Assembled; Field Installed -
Follow instructions below.
CAUTION: It is
recommended
that the inlet to the
outside air hood
NOT be facing into
prevailing wind.
Installation STEPS for
ITEMS 1 and 3 in the
Table above - Refer to
FIGURE 10.
1) Remove the sheetmetal screws from the bottom rear inset and across the top rear
of the cabinet.
2) Align edges of assembly to the slip grooves. Slide top edge of assembly under the
lip formed by the top rear of the cabinet.
3) Rotate the inlet assembly so that it fits into the recess across the bottom of the
cabinet. Replace all screws removed in Step 1.
4) If the system has filters with an optional dirty filter light, follow the instructions
beginning on page 18 to attach the sensing tubes.