XP17 Start−Up and Performance Checklist

Customer

 

 

Address

 

 

Indoor Unit Model

 

 

 

Serial

 

 

 

 

 

 

 

 

 

 

 

Outdoor Unit Model

 

 

 

Serial

 

 

 

 

 

 

 

 

 

 

Solar Module Mfg and Model

 

 

Serial

Notes:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

START−UP CHECKS

Refrigerant Type:

 

 

 

 

 

 

 

 

 

Rated Load Amps

 

 

 

Actual Amps

 

Rated Volts

 

Actual Volts

Condenser Fan Full Load Amps

 

Actual Amps:

 

 

 

 

COOLING MODE

Vapor Pressure:

 

 

 

Liquid Pressure:

 

 

Supply Air Temperature:

 

Ambient Temperature:

Return Air Temperature:

 

 

 

 

 

 

 

 

HEATING MODE

Vapor Pressure:

 

 

 

Liquid Pressure:

 

 

 

 

 

 

Supply Air Temperature:

 

Ambient Temperature:

 

Return 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)

A

B

=

SUBCOOLING

 

 

 

 

 

 

 

 

 

 

 

 

minus Liquid Line Temperature (B)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Approach:

 

 

 

 

 

 

 

 

 

 

 

 

Liquid Line Temperature (A)

A

B

=

APPROACH

 

 

 

 

 

 

 

 

 

 

 

 

minus Outdoor Air Temperature (B)

 

 

 

 

 

 

 

 

 

 

 

Indoor Coil Temp. Drop (18 to 22°F)

 

 

 

 

 

 

 

 

Return Air Temperature (A)

A

B

=

COIL TEMP DROP

 

 

 

 

 

 

 

 

 

minus Supply Air Temperature (B)

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506586−01 10/10

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Lennox International Inc 506586-01 XP17 Start−Up and Performance Checklist, START−UP Checks, Cooling Mode, Heating Mode