Lennox XC21 Series Unit Information page 51

Start−Up and Performance Checklist
Customer
Indoor Unit Model
Outdoor Unit Model
Notes:
START UP CHECKS
Refrigerant Type:
First Stage: Rated Load Amps
Second Stage: Rated Load Amps
Condenser Fan Full Load Amps
COOLING MODE
Suction Pressure: First Stage:
Liquid Pressure: First Stage:
Supply Air Temperature: First Stage:
Temperature: Ambient:
System Refrigerant Charge (Refer to manufacturer's information on unit or installation instructions for required subcooling and approach tempera-
tures.)
Subcooling:
Saturated Condensing Temperature (A) minus Liquid
Approach:
Liquid Line Temperature (A)
minus Outdoor Air Temperature (B)
Indoor Coil Temperature Drop (18 to 22°F)
Return Air Temperature (A)
minus Supply Air Temperature (B)
Actual Amps
Actual Amps
Line Temperature (B)
Address
Serial
Serial
Rated Volts
Rated Volts
Actual Amps: First Stage
A
A
A
Page 51
Actual Volts
Actual Volts
Second Stage
Second Stage:
Second Stage:
Second Stage:
Return Air:
B SUBCOOLING
=
B APPROACH
=
B COIL TEMP DROP
=
XC21