—3—
RECOMMENDED TUBE DIAMETERS
*For tube sets greater than 50 ft horizontal and/or 20 ft vertical differential, consult Residential Split System Application Guideline and Service Manual.
CHECK-FLO-RATER® PISTON
*Piston listed is for any approved non-capillary tube coil com-
bination. Piston is shipped with outdoor unit and must be
installed in an approved indoor coil.
UNIT
SIZE
Liquid Tube Diameter (In.) Vapor Tube Diameter (In.)
0 to 50 Ft
Tube Length Long-Line Applications*
0 to 50 Ft
Tube Length
Long-Line Applications*
(Maximum Diameter)
024
3/8 3/8
5/8 7/8
030, 036 3/4 7/8
042, 048 7/8 1-1/8
060 1-1/8 1-1/8
UNIT SIZE–SERIES
PISTON*
IDENTIFICATION NO.
024-G 55
030-F 63
036-F, G 70
042-F 73
048-F 78
060-H TXV
M
A
N
U
F
A
C
T
U
R
E
R
C
E
R
T
I
F
I
E
D
T
O
A
R
I
A
S
C
O
M
P
L
Y
I
N
G
W
I
T
H
A
R
I
S
T
A
N
D
A
R
D
2
1
0
U
N
I
T
A
R
Y
A
I
R
C
O
N
D
I
T
I
O
N
I
N
G
E
Q
U
I
P
M
E
N
T
REGISTERED
ISO 9001:2000
CERTIFICATION APPLIES ONLY
WHEN THE COMPLETE SYSTEM
IS LISTED WITH ARI.
REGISTERED QUALITY SYSTEM
As an ENERGY STAR®
partner, Bryant Heating &
Cooling Systems has
determined that this prod-
uct meets the ENERGY
STAR® guidelines for
energy efficiency.
*
*Refer to the combination ratings in the Product Data Sheet for system combinations meeting ENERGY STAR® efficiency standards.
CHARGING SUBCOOLING (TXV-TYPE EXPANSION DEVICE*)
* Must be a Puron® approved hard shutoff TXV.
UNIT SIZE–SERIES REQUIRED SUBCOOLING (°F)
024-G 10
030-F 12
036-F, G 11
042-F 12
048-F 11
060-H 12
MODEL NUMBER NOMENCLATURE
550A N X 024
Model Number
13 SEER Split-System
Air Conditioner
N/A
Electrical Supply
N
– 208/230-1-60
Nominal Cooling Capacity
024
– 2 ton
042
– 3.5 ton
030
– 2.5 ton
048
– 4 ton
036
– 3 ton
060
– 5 ton
000 A A AA
Standard Unit
Series A
– Original Series
Series B
– Second Series, etc.
Common Unit
– U.S.A. Only
Heating Size
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