LG GEN2 Series Installation And Operation Manual page 44

d
Start-Up Checklist – Air-source Heat Pump (ASHP)
Compressors
L1
L2
L3
Crankcase Heater
Cooling
Superheat
Should be between 10º and 20ºF (0% reheat) or
Should be between 10º
Subcooling
Should be between 10º and 15ºF (0% reheat) or
Should be between 2º
Discharge Pressure
Should be between 250 and 500 PSIG
Suction Line Pressure
Should be between 96 and 155 PSIG
Liquid Line Temp.
Suction Line Temp.
Moisture Indicating Sight Glass Liquid Visible
Liquid Visible
Color of Center Dot
Heating
Superheat
Should be between 10º and 20ºF
Subcooling
Should be between 10º and 20ºF
Discharge Pressure
Should be between 250 and 500 PSIG
Suction Line Pressure
Should be between 96 and 155 PSIG
Liquid Line Temp.
Suction Line Temp.
Moisture Indicating Sight Glass Liquid Visible
Liquid Visible
Color of Center Dot
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
and 30ºF (100% reheat)
and 10ºF (100% reheat)
.
Compressor 1 Compressor 2
Amps
Amps
Amps
NA
Deg. F
Deg. F
PSIG
PSIG
Deg. F
Deg. F
Yes / No
Purple / Pink
Deg. F
Deg. F
PSIG
PSIG
Deg. F
Deg. F
Yes / No
Purple / Pink
Amps
Amps
Amps
Amps
Deg. F
Deg. F
PSIG
PSIG
Deg. F
Deg. F
Yes / No
Purple / Pink
Deg. F
Deg. F
PSIG
PSIG
Deg. F
Deg. F
Yes / No
Purple / Pink