© 2013, 2015-2017
5151 San Felipe St., Suite 500, Houston, TX 77056
www.daikinac.com
ATTENTION INSTALLING PERSONNEL:
Prior to installation, thoroughly familiarize yourself with
this Installation Manual. Observe all safety warnings. Dur-
ing installation or repair, caution is to be observed.
It is your responsibility to install the product safely and to
educate the customer on its safe use.
RECOGNIZE THIS SYMBOL
AS A SAFETY PRECAUTION.
These installation instructions cover the outdoor installation of
single package heating and cooling units. See the Specification
Sheet applicable to your model for information regarding
accessories.
*NOTE: Please contact your distributor or our website for the
applicable Specification Sheet referred to in this manual.
Our continuing commitment to quality products may mean a change in specifications without notice.
DCC SERIES
LIGHT COMMERCIAL PACKAGED HEATING AND COOLING UNIT
15 to 25 TON
Index
Replacement Parts................................................................ 2
Safety Instructions................................................................ 2
General Information ............................................................. 2
Unit Location ........................................................................ 3
Clearances ............................................................................ 5
Roof Curb Post-Installation Checks ....................................... 6
Roof Top Duct Connections................................................... 6
Rigging Details ...................................................................... 6
Electrical Wiring.................................................................... 7
Circulating Air and Filters...................................................... 9
Condensate Drain Connection .............................................. 9
Startup, Adjustments, and Checks ...................................... 10
Airflow Adjustments........................................................... 11
Motor Sheave Adjustments ................................................ 12
Maintenance ...................................................................... 13
Appendix A Blower Performance Data................................ 15
Belt Drive - Standard ..................................................... 15
Belt Drive - High Static ................................................... 16
Appendix A Economizer Pressure Drop................................17
Appendix B Electrical Data.................................................. 18
Appendix C Unit Dimensions............................................... 21
Appendix D Wiring Diagrams .............................................. 22
Wiring Diagrams for Models With DDC Controls.................. 29
Start-up Checklist................................................................ 34
NOTE: 15 & 20 ton model shown in picture.
25 ton model has 2 fans.
IOD-1003H
6/2017
INSTALLATION INSTRUCTIONS
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