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Start-Up and Performance Checklist
Customer
Indoor Unit Model
Outdoor Unit Model
Notes:
START UP CHECKS
Refrigerant Type:
Rated Load Amps:
Condenser Fan Full Load Amps
COOLING MODE
Suction 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)
minus Liquid Line Temperature (B)
Approach:
minus Outdoor Air Temperature (B)
Indoor Coil Temperature Drop (18 to 22°F)
minus Supply Air Temperature (B)
HIGH-PRESSURE SWITCH (S4)
This unit is equipped with a high-pressure switch which is located on the liquid line. The SPST, normally closed pressure
switch opens when liquid line pressure rises above the factory setting of 590 + 15 psig and automatically resets at 418 + 15
psig.
Liquid Pressure:
Ambient Temperature:
Liquid Line Temperature (A)
Return Air Temperature (A)
Address
Serial
Serial
Actual Amps
Rated Volts
Actual Amps:
Return Air: Temperature:
A
—
A
—
A
—
Page 16
Actual Volts
B
=
SUBCOOLING
B
=
APPROACH
B
= COIL TEMP DROP
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