Lennox XP21 Series Installation Instructions Manual page 59

XP21 Start−Up and Performance Checklist
Customer
Indoor Unit Model
Outdoor Unit Model
Solar Module Mfg and Model
Notes:
START−UP CHECKS
Refrigerant Type:
Rated Load Amps
Condenser Fan Full Load Amps
COOLING MODE
Vapor Pressure:
Supply Air Temperature:
HEATING MODE
Vapor Pressure:
Supply Air Temperature:
System Refrigerant Charge (Refer to manufacturer's information on unit or installation instructions for required subcooling and approach
temperatures.)
Subcooling:
Saturated Condensing Temperature (A)
Approach:
Indoor Coil Temp. Drop (18 to 22°F)
Actual Amps
Actual Amps:
Liquid Pressure:
Ambient Temperature:
Liquid Pressure:
Ambient Temperature:
minus Liquid Line Temperature (B)
Liquid Line Temperature (A)
minus Outdoor Air Temperature (B)
Return Air Temperature (A)
minus Supply Air Temperature (B)
Address
Serial
Serial
Serial
Rated Volts
Return Air Temperature:
Return Air Temperature:
A
A
A
Page 59
Actual Volts
B = SUBCOOLING
B = APPROACH
B = COIL TEMP DROP
XP21 SERIES