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Table 9: Superheat and Subcooling - 100% OA
Ambient Air
Temperature
95°F
85°F
75°F
65°F
55°F
45°F
Subcooling
10° - 12°F
8° - 10°F
In Heating Mode
No Reheat
Subcooling
10 - 12°F
8°F - 12°F
In Heating Mode
With Reheat
Superheat
8°F - 15°F
6°F - 15°F
In Heating Mode
Note: Subcooling and superheat readings must be taken with the reheat circuit disabled and in the cooling mode.
Table 10: Superheat and Subcooling - Recirculating
Ambient Air
Temperature
95°F
85°F
75°F
65°F
55°F
45°F
Subcooling
10° - 12°F
8° - 10°F
6°F - 10°F
Superheat
8°F - 15°F
6°F - 15°F
6°F - 10°F
Note: Subcooling and superheat readings must be taken with the reheat circuit disabled and in the cooling mode.
Table 11: Superheat and Subcooling - Heat Pump
Ambient Air
Temperature
95°F
85°F
75°F
65°F
55°F
45°F
Subcooling
8° - 12°F
8° - 10°F
In Heating Mode
Superheat
6°F - 15°F
In Heating Mode
Note: Subcooling and superheat readings must be taken with the reheat circuit disabled and in the cooling mode.
Table 8: Hot Water Heating Coil Flow
Rate and Pressure Drop
Air Handler Model
Cabinet
Nominal GPM
(Water Only)
Pressure Drop
(FT, H2O)
042 - 072
A
5.0
1.72
096 - 120
B
10.0
5.96
150 - 210
C
16.0
2.10
240 - 360
D
25.0
3.20
420
E
40.0
5.80
RC/FC Series Installation, Operation, and Maintenance Manual