Lennox International Inc. 4HP18LT Heat Pump User Manual


 
506470-01 Issue 1007
Start-Up and Performance Checklist
Job Name _____________________________ Job No. ____________ Date ___________
Job Location ___________________________ City _______________ State ___________
Installer _______________________________ City _______________ State ___________
Unit Model No. _________________________ Serial No._____________________________
Service Technician _______________________ Nameplate Voltage _____________________
Rated Load Ampacity _________ Compressor Amperage ________ Outdoor Fan __________
Maximum Fuse or Circuit Breaker ________________________
Electical Connections Tight? Indoor Filter Clean? Supply Voltage (Unit Off) __________
Indoor Blower RPM ___________________ S.P. Drop Over Indoor (Dry) ____________________
Outdoor Coil Entering Air Temperature ________ Voltage with Compressor Operating __________
Outdoor Fan Checked?
Cooling
Liquid Line Pressure _______ Suction Line Pressure _______ Refrigerant Charge Checked?
Heating
Liquid Line Pressure _______ Suction Line Pressure _______ Refrigerant Charge Checked?
Refrigerant Lines: Leak Checked? Properly Insulated?
Service Valves: Fully Opened? Caps Tight?
Thermostat: Calibrated? Properly Set? Level?
Sequence of Operation
Heating Correct? Cooling Correct?
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