Greenheck ERCH - Energy Recovery Unit with Packaged DX (468151) - Manual (Page 26)

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Energy Recovery Unit with Packaged DX
Line Voltage - check at unit disconnect
L1-L2 ________ Volts L2-L3 ________ Volts L1-L3 _______ Volts
Motor Amp Draw:
Supply Motor Amps L1 ________ Amps L2 ________ Amps L3 ________ Amps
Exhaust Motor Amps L1 ________ Amps L2 ________ Amps L3 ________ Amps
Fan RPM: Supply Fan RPM _____________
Exhaust Fan RPM _____________
Correct fan rotation direction: Supply Fan yes / No
Exhaust Fan yes / No
Energy Wheel Motor: L1 ________ Amps L2 ________ Amps L3 ________ Amps
Compressor 1: L1 ________ Amps L2 ________ Amps L3 ________ Amps
Crankcase Heater ________ Amps
Compressor 2: L1 ________ Amps L2 ________ Amps L3 ________ Amps
Crankcase Heater ________ Amps
Condensing Fan 1:
L1 ________ Amps L2 ________ Amps L3 ________ Amps
Condensing Fan 2: L1 ________ Amps L2 ________ Amps L3 ________ Amps
Condensing Fan 3: L1 ________ Amps L2 ________ Amps L3 ________ Amps
Outdoor Air Temperature ________ Deg F
Return Air Temperature ________ Deg F
Outdoor Air Relative Humidity ________ % RH
Return Air Relative Humidity ________ % RH
Superheat ________ Deg F Should be between 8º and 12ºF
Subcooling ________ Deg F Should be between 12º and 17ºF
Discharge Pressure PSIG Should be between 200 and 280 PSIG for R22
or 300 and 500 PSIG for R410a
Suction Line Pressure PSIG Should be between 60 and 80 PSIG for R22
or 100 and 135 PSIG for R410a
Liquid Line Temp ________ Deg F
Suction Line Temp ________ Deg F
Moisture Indicating Sight Glass Liquid Visible yes / No Color of Center Dot Green / yellow
Hot Gas Bypass Operational yes / No
START-UP CHECKLIST FOR UNIT