XP16 Start−Up and Performance

Customer

 

Address

 

 

Indoor Unit Model

 

 

Serial

 

 

 

 

 

 

 

 

 

Outdoor Unit Model

 

 

Serial

Notes:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

START UP CHECKS

Refrigerant Type:

 

 

 

 

 

 

 

 

 

 

 

1st Stage: Rated Load Amps

 

Actual Amps

 

 

Rated Volts

 

Actual Volts

 

2nd Stage: Rated Load Amps

 

Actual Amps

 

 

Rated Volts

 

Actual Volts

 

Outdoor Unit Fan Full Load Amps

 

 

Actual Amps:

1st Stage

 

 

2nd Stage

 

COOLING MODE

Suction Pressure: 1st Stage:

 

2nd Stage:

Liquid Pressure: 1st Stage:

 

2nd Stage:

Supply Air Temperature: 1st Stage:

 

2nd Stage:

Temperature: Ambient:

 

Return Air:

System Refrigerant Charge (Refer to manufacturer’s information on unit or installation instructions for required subcooling and approach tempera- tures.)

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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XP16 SERIES

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Image 43
Lenox Elite Series XP16 Units Heat Pumps, P506640-01 XP16 Start−Up and Performance, Start UP Checks, Cooling Mode