253462-BTG-N-1010
12
Johnson Controls Unitary Products
ACCESSORIES
Refer to Price Manual for specific model numbers.
Electric Heaters -
Models shown under Electrical Data include
sequencers and temperature limit switches and fusible links for
safe, efficient operation. Circuit breakers are provided where
shown.
Not for 115 Volt models.
Suspension Kit -
Suspension Kit Model 1BH0601 is designed
specifically for upflow application of the units contained in this
technical guide. For suspension of these units in horizontal
applications, it is recommended to use angle support brackets
with threaded rods at locations shown in air handler installation
instructions.
Filter Rack -
One of the following external filter rack accesso-
ries; 1FR0717, 1FR0721, 1FR0724 must be used when unit is
installed in a downflow application.
Combustible Floor Base -
If an electric heat accessory which
is rated for greater than zero clearance to combustible surfaces
is installed in these air handlers in the downflow operating posi-
tions on a combustible floor, one of the following combustible
floor base accessories is required: 1FB1817, 1FB1821, or
1FB1824.
Filter Rack Accessory
DIMENSIONS
Filter Rack
Models
Used With
Rack Dimensions Inches
Filter Dimensions Inches
Multi-Position
Horizontal Only
A
B
C
D
Width
Length
Thickness
1FR0817
1FR0717
MA08B, MA12B
17-1/2
16-3/8
15-1/2
21
16
20
1
1FR0821
1FR0721
MA16C
21
19-7/8
19
21
20
20
1
1FR0824
1FR0724
MA14D, MA20D
24-1/2
23-3/8
22-1/2
21
24
20
1
1/2”
22”
C
19-7/8”
B
D
1-1/2”
3-1/2”
A
22”
21”
1/2”
(All four sides)
2” Max
Thick
Filter
3/4”
1/2”
3-1/2”
1/2”
7/8”
NOTE:
Ma
y
be used with up to a 2” filter.
Required for downflow application.
Ma
y
also be used in upflow application.
Comes with 1” permanent filter.
All dimensions are inches. The
y
are subject to change
without notice. Certified dimensions will be provided upon
request.
1”
A
16-1/2”
20”
23-1/2”
ACCESSORY FOOTPRINT
