Lennox Elite Series Installation Instructions Manual page 28

• Monitor kit • Two-stage Lennox room thermostat
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Expected results during Y2
Unit Readings Y1 - First-Stage demand (Toggle switch On) Y2 - Second-Stage
COMPRESSOR
Voltage Same
Amperage Higher
OUTDOOR UNIT FAN
MOTOR
Amperage Same or Higher
TEMPERATURE
Ambient Same
Outdoor Coil Discharge Air Higher
Compressor Discharge Line Higher
Indoor Return Air Same
Indoor Coil Discharge Air Lower
PRESSURES
Suction (Vapor) Lower
Liquid Higher
Customer Address
Indoor Unit Model Serial
Outdoor Unit Model Serial
Notes:
START UP CHECKS
Refrigerant Type:
1st Stage: Rated Load Amps
2nd Stage: Rated Load Amps
Outdoor Unit Fan Full Load Amps
COOLING MODE
Suction Pressure: 1st Stage:
Liquid Pressure: 1st Stage:
Supply Air Temperature: 1st Stage:
Temperature: Ambient:
Actual Amps Rated Volts Actual Volts
Actual Amps Rated Volts Actual Volts
Actual Amps: 1st Stage 2nd Stage
2nd Stage:
2nd Stage:
2nd Stage:
Return Air:
System Refrigerant Charge (Refer to manufacturer's information on unit or installation instructions for required sub-
cooling and approach temperatures,)
Subcooling: A B SUBCOOLING
Saturated Condensing Temperature (A) -- =
minus Liquid Line Temperature (B)
Approach: A B APPROACH
Liquid Line Temperature (A) minus -- =
Outdoor Air Temperature (B)
Indoor Coil Temperature Drop (18 to 22°F) A B COIL TEMP DROP
Return Air Temperature (A) minus -- =
Supply Air Temperature (B)
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