Carrier 48GC04 Service And Maintenance Instructions page 63

Position: 1
Example: 4
Unit Heat Type
48 - Gas Heat Packaged Rooftop
Model Series - WeatherMaster
GC - 16 SEER Efficiency
Heat Options
D = Low Gas Heat
E = Medium Gas Heat
F = High Gas Heat
L = Low NOx – Low Gas Heat*
S = Low Heat w/ Stainless Steel Exchanger
R = Medium Heat w/ Stainless Steel Exchanger
T = High Heat w/ Stainless Steel Exchanger
* Low NOx models include – Stainless Steel HX
Refrig. Systems Options
M = Two Stage Cooling
N = Two Stage Cooling with Humidi-MiZer
(includes Low Ambient control)
P = Two Stage Cooling with Low Ambient control
Cooling Tons
04 - 3 ton
05 - 4 ton
06 - 5 ton
Sensor Options
A = None
B = RA (Return Air) Smoke Detector
C = SA (Supply Air) Smoke Detector
D = RA + SA Smoke Detector
E = CO
2
F = RA Smoke Detector and CO
G = SA Smoke Detector and CO
H = RA + SA Smoke Detector and CO
J = Condensate Overflow Switch (electro-mechanical controls only)
K = Condensate Overflow Switch and RA Smoke Detector
L = Condensate Overflow Switch and RA and SA Smoke Detectors
M = Condensate Overflow Switch and SA Smoke Detector
Indoor Fan Options
1 = Direct Drive EcoBlue™ - Standard Static
2 = Direct Drive EcoBlue - Medium Static
3 = Direct Drive EcoBlue - High Static
Coil Options - Round Tube/Plate Fin Condenser Coil
(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
APPENDIX A — MODEL NUMBER NOMENCLATURE
2 3 4 5 6 7 8
8 G C D M 0 4
®
®
system
2
2
2
Fig. A — Model Number Nomenclature
9 10 11 12 13 14 15 16 17 18
–
A 2 A 5 0 A 0
Intake / Exhaust Options
A = None
B = Temperature Economizer w/ Barometric Relief
F = Enthalpy Economizer w/ Barometric Relief
U = Temperature Ultra Low Leak Economizer w/
W = Enthalpy Ultra Low Leak Economizer w/
Base Unit Controls
0 = Electro-mechanical Controls - can be used with
field-installed W7212 EconoMi$er
(Non-Fault Detection and Diagnostic)
2 = RTU Open Multi-Protocol Controller
3 = SystemVu™ Controls
6 = Electro-mechanical Controls - can be used with W7220
EconoMi$er X (with Fault Detection and Diagnostic)
Design Revision
– = Factory Design Revision
Voltage
1 = 575/3/60
3 = 208-230/1/60
5 = 208-230/3/60
6 = 460/3/60
Note: On single phase (-3 voltage code) models, the
following are not available as a factory-installed option:
- Humidi-MiZer System
- Coated Coils or Cu Fin Coils
- Louvered Hail Guards
- Economizer
- Powered 115 Volt Convenience Outlet
63
A 0
Factory Assigned
0 = Standard
1 = LTL
Electrical Options
A = None
B = HACR Breaker
C = Non-Fused Disconnect (NFD)
D = Thru-The-Base (TTB) Connections
F = Non-Fused Disconnect and TTB
N = Phase Monitor Protection
P = Phase Monitor and HACR
Q = Phase Monitor and NFD
R = Phase Monitor and TTB
S = Phase Monitor and HACR and TTB
T = Phase Monitor and NFD and TTB
Service Options
0 = None
1 = Unpowered Convenience Outlet
2 = Powered Convenience Outlet
3 = Hinged Access Panels
4 = Hinged Access Panels and
Unpowered Convenience Outlet
5 = Hinged Panels and
Powered Convenience Outlet
6 = MERV 8 Filters
C = Foil Faced Insulation
Barometric Relief
Barometric Relief
® IV