Lennox CB19-21 User Manual

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

Lennox CB19-21 Specifications

General

Brand	Lennox
Model	CB19-21
Category	Air Handlers
Language	English