3
CUT HAZARD
Failure to follow this caution may result in personal
injury.
Sheet metal parts may have sharp edges or burrs. Use
care and wear appropriate protective clothing, safety
glasses a nd gloves when handling par ts and servicing
heat pump units.
CAUTION
!
Rated Indoor Airflow (cfm)
The table to the right lists the rated indoor airflow used
for the AHRI efficiency rating for the unit s covered in this
docume nt.
Model Number Full Load Airflow (cfm)
549J*07A 2400
549J*07D 2400
549J*08D 3000
549J*09D 3400
Model
J - Puron
®
(R-410A) Refrigerant
Unit Type
549 - High Efficiency
Packaged Heat Pump
with optional electric heat
Packaging & 2-Speed Indoor Fan Motor
A = Standard Packaging, electro-mechanical
controls that require W7212 EconoMi$er
®
IV
B = LTL Packaging, electro-mechanical controls
that require W7212 EconoMi$er IV
C = Standard Packaging, electro-mechanical
controls that require W7220 EconoMi$er X
D = Standard Packaging and 2 speed indoor
fan motor
E = LTL Packaging and 2 speed indoor fan motor
F = LTL Packaging, electro-mechanical controls
that require W7220 EconoMi$er X
Cooling Tons
07 - 6 tons
08 - 7.5 tons
09 - 8.5 tons
Heat Level
(Field installed electric heaters available)
000 = No Heat
Indoor Fan Options
1 = Standard Static Option
2 = Medium Static Option
3 = High Static/ Option
Refrig. System/Gas Heat Options
A = One-Stage cooling models
D = Two-Stage cooling models
Coil Options (Outdoor - Indoor - Hail Guard)
A = Al/Cu - Al/Cu
B = Precoat Al/Cu - Al/Cu
C = E-coat Al/Cu - Al/Cu
D = E-coat Al/Cu - E-coat Al/Cu
E = Cu/Cu - Al/Cu
F = Cu/Cu - Cu/Cu
M = Al/Cu -Al/Cu — Louvered Hail Guard
N = Precoat Al/Cu - Al/Cu — Louvered Hail Guard
P = E-coat Al/Cu - Al/Cu — Louvered Hail Guard
Q = E-coat Al/Cu - E-coat Al/Cu — Louvered Hail Guard
R = Cu/Cu - Al/Cu — Louvered Hail Guard
S = Cu/Cu - Cu/Cu — Louvered Hail Guard
Voltage
E = 460-3-60
P = 208/230-3-60
T = 575-3-60
Example:
Position:
549JP08D000A1B0AA
123456789
10
11 12 13 14 15 16 17
Factory Installed Options
0A = None
NOTE: See the 549J Price Pages for a complete
list of factory installed options.
Outdoor Air Options
A = None
B = Temperature Economizer, Barometric Relief,
Standard Leak (W7212 or W7220)
E = Temperature Economizer, Barometric Relief,
Standard Leak w/CO
2
, (W7212 or W7220)
H =
Enthalpy
Economizer, Barometric Relief,
Standard Leak, (W7212 or W7220)
L =
Enthalpy
Economizer,Barometric Relief,
Standard Leak w/CO
2
, (W7212 or W7220)
Q = Motorized 2 Position Damper
U = Temperature
Economizer,
Barometric
Relief,
Ultra Low Leak, (W7220)
W =
Enthalpy
Economizer, Barometric Relief,
Ultra Low Leak, (W7220)
a549J--- 007
Fig. 1 -- 549J 07--09 Model Number Nomenclature (Example)
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