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XPG15 SERIES
Sound Reduction (SR1) Cover
MIDDLE CABLE TIE
BASE
BOTTOM CABLE TIE
VAPOR GROMMET
LEFT
SIDE
COVER
RIGHT
SIDE
COVER
DISCHARGE GROMMET
LEFT TOP CAP
RIGHT TOP CAP
TOP CABLE TIE
Figure 30. Sound Reduction Cover Parts
ASSEMBLY PROCEDURE
Figure 30 identifies the sound reduction parts. The
assembly procedure is as follows:
1. Put SR1 base on unit base pan.
2. Install compressor on base.
3. Cover SR1 base with wet rags to protect against any
brazing material.
4. Braze vapor tube.
5. Braze discharge tube.
6. Cool connections to ambient temperature.
7. Perform leak check.
8. Install vapor grommet.
9. Install SR1 left and right side covers.
10. Fasten 60" bottom cable tie.
11. Install discharge grommet.
12. Install top caps.
13. Fasten 36" top cable tie.
14. Fasten 36" middle cable tie.
To remove sound reduction cover, reverse order the above
procedure.
XPG15 Start−Up and Performance Checklist
Customer
Address
Indoor Unit Model
Serial
Outdoor Unit 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:
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 Temp. Drop (18 to 22°F)
A
B
=
COIL TEMP DROP
Return Air Temperature (A)
minus
Supply Air Temperature (B)
A
B
=
COIL TEMP DROP