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DIMENSIONS — inches (mm)
UP-FLOW SIDE RETURN AIR FILTER ADAPTOR (CB19-21,-26,-31 and -41 )
*NOTE—Air flow may be
*AIR FLOW
either direction.
AIR FILTER
(Furnished)
3/4
(19)
AIR FILTERS
(Furnished)
*NOTE—Air flow may be
either direction.
*AIR FLOW
OPTIONAL
ELECTRIC HEAT
1-1/16
(Field Installed)
(27)
18
(457)
Supply Air
23-1/4
(591)
ELECTRICAL INLETS
(Both Sides)
5/8
(16)
1-1/16
(27)
C
Supply Air
B
1-1/16
(27)
A
Model
N
Number
b
in.
mm
in.
CBH19-21,-26
48
1219 18-1/4
CBH19-31,-41
51
1295 21-1/2
1-3/16
(30)
3/4
(19)
3/4
(19)
1
(25)
FRONT VIEW
UP-FLOW SIDE RETURN AIR FILTER ADAPTOR (CB19-51 and -65)
8-1/8
3/4
(206)
(19)
2-1/2
(64)
FRONT VIEW
CBH19-21,-26,-31 and -41 HORIZONTAL MODELS
AIR
BLOWER
FLOW
TOP VIEW
A
3(76)
H
2-1/16 (52)
1-5/16 (33)
LIQUID
LINE
BLOWER
SUCTION
E
LINE
1-5/16
2-1/16
(33)
(52)
3
G
CONDENSATE
(76)
DRAINS
SIDE VIEW
B
C
D
mm
in.
mm
in.
464
15-7/8
403
15
546
19-1/8
486
18-1/2
20
(508)
1
(25)
OPENING
SAME
BOTH SIDES
A
B
1
(25)
18
(457)
1
SIDE VIEW
(25)
25
(635)
1
(25)
OPENING
SAME
BOTH SIDES
24-3/4
(629)
20
2-1/2
(508)
(64)
1
(25)
SIDE VIEW
1-1/2
(38)
FILTER RAILS (2)
(Filter Not Furnished)
NOTE — Units are shipped with left hand air
discharge. For right hand air discharge, turn
J
unit over (end for end) and reposition coil.
F
E
F
mm
in.
mm
in.
mm
381
4-1/2
144
9-1/8
232
470
4-1/4
108
10-3/4
273
— 11 —
A
Model
Number
Inch mm
CB19-21 & 26
16
406
CB19-31 & 41
20
508
26-3/4
(679)
3/4 (19)
1-1/2
D
(38)
21-7/16
(545)
RETURN
AIR
OPENING
1-1/16
(27)
INLET VIEW
G
H
in.
mm
in.
mm
13-1/8
333
10-1/16
256
15
381
12
305
B
Inch mm
14
356
18
457
J
in.
mm
8-15/16
227
13-3/4
337
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