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APPENDIX I. MODEL NUMBER SIGNIFICANCE
MODEL NUMBER NOMENCLAT URE
123456789101112131415161718
5 4 8 J P 0 6 A 0 0 0 A 0 B 0 A A --
____________ ______ ________ ______
Unit Type Design Revision
548J = High Eff. Heat Pump --- = F irst Revision
Volt age Packaging
E = 460 --- 3 --- 60 A=Standard
J = 208/230---1---60 B=LTL
P = 208/230---3---60
T = 575 --- 3--- 60
Factory Installed Options
Cooling Tons
04=3Ton 07=6Ton Outdoor Air Options
05 = 4 Ton 08 = 7.5 Ton A=None
06 = 5 Ton 09 = 8.5 Ton B=Tempeconow/barorelief
E=Tempeconow/barorelief&CO
2
Refrig. System Options H = Enthalpy econo w/ baro relief
A = One---Stage Cooling Models L = Enthalpy econo w/ baro relief & CO
2
D = Two---Stage Cooling Models Q =Motorized 2 pos damper
Heat Level (Field---installed electric heaters available) Indoor Fan Options
000 = No Heat 0 = Electric Drive X13 Motor (04---06)
1 = Standard static option --- Belt Drive
Coil Options (Outdoor --- Indoor) 2 = Medium static option --- Bel t Drive
A = Al/Cu ---Al/Cu 3 = High s tatic option --- Belt Dr ive
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 guards
N = Precoat Al/Cu --- Al/Cu --- Louvered Hail Guards
P = E coat Al/Cu --- Al/Cu --- Louvered Hail Guards
Q = E coat Al/Cu --- E coat Al/Cu --- Louvered Hail Guards
R = Cu/Cu --- Al/Cu --- Louvered Hail Guards
S = Cu/Cu --- Cu/Cu --- Louvered Hail Guards
Serial Number Format
POSITION NUMBER 1 2 3 4 5 6 7 8 9 10
TYPICAL 0 4 0 9 G 1 2 3 4 5
POSITION DESIGNATES
1---2 Week of manufacture (fiscal calendar)
3---4 Year of manufacture (“08” = 2008)
5 Manufacturing location (G = ETP, Texas, USA)
6---10 Sequential number
548J