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Dedicated Outdoor Air Unit
26
Compressor 1
Compressor 2
Compressors
L1
Amps
Amps
L2
Amps
Amps
L3
Amps
Amps
Crankcase Heater
NA
Amps
Cooling
Superheat
Should be between 10º and 20ºF (0% reheat) or
should be between 10º and 30ºF (100% reheat)
Deg. F
Deg. F
Subcooling
Should be between 10º and 15ºF (0% reheat) or
should be between 2º and 10ºF (100% reheat)
Deg. F
Deg. F
Discharge Pressure
Should be between 250 and 500 PSIG
PSIG
PSIG
Suction Line Pressure
Should be between 96 and 155 PSIG
PSIG
PSIG
Liquid Line Temp
Deg. F
Deg. F
Suction Line Temp
Deg. F
Deg. F
Moisture Indicating Sight Glass
Liquid Visible
Yes / No
Yes / No
Color of Center Dot
Purple / Pink
Purple / Pink
Heating
Superheat
Should be between 10º and 20ºF
Deg. F
Deg. F
Subcooling
Should be between 10º and 20ºF
Deg. F
Deg. F
Discharge Pressure
Should be between 250 and 500 PSIG
PSIG
PSIG
Suction Line Pressure
Should be between 96 and 155 PSIG
PSIG
PSIG
Liquid Line Temp
Deg. F
Deg. F
Suction Line Temp
Deg. F
Deg. F
Moisture Indicating Sight Glass
Liquid Visible
Yes / No
Yes / No
Color of Center Dot
Purple / Pink
Purple / Pink
Note: Unit may not run at 100% heating mode in ambient temperatures over 70°F (21°C). Modulate compressor as necessary to
keep unit running.
Start-Up Checklist - Air-Source Heat Pump (ASHP)
Summary of Contents for VX Series
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