AAON CF Series - Page 83

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Refrigeration System 1 - Heating Mode (Heat Pump Only)

Pressure

Saturated

Temperature

Line

Temperature

Sub-cooling Superheat

Discharge

N/A

Suction

N/A

Liquid

N/A

Refrigeration System 2 - Heating Mode (Heat Pump Only)

Pressure

Saturated

Temperature

Line

Temperature

Sub-cooling Superheat

Discharge

N/A

Suction

N/A

Liquid

N/A

Refrigeration System 3 - Heating Mode (Heat Pump Only)

Pressure

Saturated

Temperature

Line

Temperature

Sub-cooling Superheat

Discharge

N/A

Suction

N/A

Liquid

N/A

Refrigeration System 4 - Heating Mode (Heat Pump Only)

Pressure

Saturated

Temperature

Line

Temperature

Sub-cooling Superheat

Discharge

N/A

Suction

N/A

Liquid

N/A

Condenser Fans

Alignment

Check Rotation

Nameplate Amps________

Number

L1 Volts/Amps

L2 Volts/Amps

L3 Volts/Amps

Main Page

Table of Contents2
Figure 1 - Forklifting a CF Series a Cabinet17
Figure 2 - Forklifting a CF Series B and C Cabinet17
Table 1 - Clearances for Proper Operation18
Table 2 - Clearances for Coil Pull18
Figure 3 - Lifting Details and Orientation of a CF Series 9-70 Ton Condensing Unit18
Figure 4 - Orientation of Series 2-7 Ton Condensing Unit18
Figure 5 - CU Evacuation Connections20
Figure 6 - CU Evacuation Connections21
Table 3 - Acceptable Fin & Tube Refrigeration Circuit Values23
Table 4 - Acceptable Microchannel Air-Cooled Condenser Coil Liquid Sub-Cooling Values24
(Metric)24
(Imperial)24
Table 6 - R-410A Refrigerant Temperature-Pressure Chart (Metric)26
Table 7 - R-410A Refrigerant Temperature-Pressure Chart (Imperial)27
Table 8 - R-454B Refrigerant Temperature-Pressure Chart (Metric)28
Table 9 - R-454B Refrigerant Temperature-Pressure Chart (Imperial)29
F & Superheat=1030
Table 11 - Charge to Flood Fin and Tube Condenser Coil for Ambient above 21.3°C (70°F)31
Table 12 - Charge to Flood Microchannel Condenser Coil for Ambient above 21.3°C (70°F)31
Table 13 - % Charge to Flood Condenser Coil for Ambient below 21.3°C (70°F)31
Figure 7 - Adjustable Fan Cycling Switch32
Figure 8 - LAC Piping Example33
Figure 9 - Double Suction Riser Construction36
Figure 10 - Heat Pump Piping Schematic of Cooling Mode in Double Riser39
Figure 11 - Heat Pump Piping Schematic of Heating Mode in Double Riser39
Figure 12 - Oil Return Line41
Table 14 - Nameplate Voltage Markings & Tolerances42
Table 15 - 35 KAIC Fuse Sizing44
Table 16 - 65 KAIC Fuse Sizing44
Figure 13 - Variable Capacity Compressor Controller45
Table 17 - Demand Signal Vs. Compressor Capacity Modulation46
Table 18 - Thermistor Temperature Vs. Resistance Values47
Figure 14 - Compressor Controller Flash Code Details47
Figure 16 - Ambient Sensor Cover48
Figure 15 - Adjustable Compressor Lockout48
Table 19 - Max Filter Drier Pressure Drops49
Figure 17 - A/C Split System Piping, Suction down57
Figure 18 - A/C Split System Piping, Suction up58
Figure 19 - A/C with LAC Split System Piping, Suction down59
Figure 20 - A/C with LAC Split System Piping, Suction up60
Figure 21 - A/C with Modulating Hot Gas Reheat Split System Piping, Suction down61
Figure 22 - A/C with Modulating Hot Gas Reheat Split System Piping, Suction up62
Figure 23 - A/C with Modulating Hot Gas Reheat Split + LAC System Piping, Suction down63
Figure 24 - A/C with Modulating Hot Gas Reheat Split + LAC System Piping, Suction up64
Figure 25 - A/C with Hot Gas Bypass Split System Piping, Suction down65
Figure 26 - A/C with Hot Gas Bypass Split System Piping, Suction up66
Figure 27 - A/C with Hot Gas Bypass + LAC Split System Piping, Suction down67
Figure 28 - A/C with Hot Gas Bypass + LAC Split System Piping, Suction up68
Figure 29 - A/C with Modulating Hot Gas Reheat and Hot Gas Bypass Split System Piping69
Suction down69
Figure 30 - A/C with Modulating Hot Gas Reheat and Hot Gas Bypass Split System Piping70
Suction up70
Figure 31 - A/C with Modulating Hot Gas Reheat and Hot Gas Bypass + LAC Split System Piping, Suction down71
Figure 32 - A/C with Modulating Hot Gas Reheat and Hot Gas Bypass + LAC Split System Piping, Suction up72
Figure 33 - Heat Pump Split System Piping, Suction down73
Figure 34 - Heat Pump Split System Piping, Suction up74
Figure 35 - Heat Pump with Modulating Hot Gas Reheat Split System Piping, Suction down75
Figure 36 - Heat Pump with Modulating Hot Gas Reheat Split System Piping, Suction up76
Figure 37 - Heat Pump with Hot Gas Bypass Split System Piping, Suction down77
Figure 38 - Heat Pump with Hot Gas Bypass Split System Piping, Suction up78
Figure 39 - Heat Pump with Modulating Hot Gas Reheat and Hot Gas Bypass Split System Piping, Suction down79
Figure 40 - Heat Pump with Modulating Hot Gas Reheat and Hot Gas Bypass Split System Piping, Suction up80

AAON CF Series - Page 83

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