Daikin DCC Series Installation Instructions Manual
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Daikin DCC Series Installation Instructions Manual

Light commercial packaged heating and cooling unit 7.5 to 12.5 to
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DCC/DCH
LIGHT COMMERCIAL PACKAGED HEATING AND COOLING UNIT
7.5 to 12.5 T
ON
ATTENTION INSTALLING PERSONNEL:
Prior to installation, thoroughly familiarize yourself with
this Installation Manual. Observe all safety warnings.
During 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.
IOD-1027A
03/2019
SERIES
Our continuing commitment to quality products may mean a change in specifications without notice.
© 2018 - 2019
5151 San Felipe St., Suite 500, Houston, TX 77056
O
NLY PERSONNEL THAT HAVE BEEN TRAINED TO INSTALL
(
REPAIR
HEREINAFTER
MANUAL SHOULD SERVICE THE EQUIPMENT
BE RESPONSIBLE FOR ANY INJURY OR PROPERTY DAMAGE ARISING FROM
IMPROPER SERVICE OR SERVICE PROCEDURES
ASSUME RESPONSIBILITY FOR ANY INJURY OR PROPERTY DAMAGE WHICH MAY
. I
RESULT
N ADDITION
LICENSES TO SERVICE THE EQUIPMENT SPECIFIED IN THIS MANUAL
LICENSED PERSONNEL SHOULD SERVICE THE EQUIPMENT
,
INSTALLATION
ADJUSTMENT
SPECIFIED IN THIS MANUAL
REPAIR THE EQUIPMENT SPECIFIED IN THIS MANUAL WITHOUT PROPER
TRAINING MAY RESULT IN PRODUCT DAMAGE
INJURY OR DEATH
FOR CALIFORNIA CONSUMERS
Replacement Parts .........................................................2
Safety Instructions .........................................................2
General Information .......................................................2
Unit Location ...................................................................3
Clearances ......................................................................5
Roof Curb Post-Installation Checks .............................5
Roof Top Duct Connections ..........................................5
Rigging Details ...............................................................6
Electrical Wiring .............................................................7
Circulating Air and Filters ..............................................9
Condensate Drain Connection ......................................9
Startup, Adjustments, and Checks ............................10
www.daikinac.com
INSTALLATION INSTRUCTIONS
, "
")
SERVICE
THE EQUIPMENT SPECIFIED IN THIS
. T
HE MANUFACTURER WILL NOT
. I
F YOU SERVICE THIS UNIT
,
IN JURISDICTIONS THAT REQUIRE ONE OR MORE
,
SERVICING OR REPAIR OF THE EQUIPMENT
,
OR ATTEMPTING TO INSTALL
,
PROPERTY DAMAGE
.
PROP 65 WARNING
WARNING
Cancer and Reproductive Harm -
www.P65Warnings.ca.gov
Index
,
,
ADJUST
SERVICE OR
,
YOU
,
ONLY
. I
MPROPER
,
,
ADJUST
SERVICE OR
,
PERSONAL
0140M00517-A

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  • Page 1: Table Of Contents

    INSTALLATION INSTRUCTIONS DCC/DCH SERIES LIGHT COMMERCIAL PACKAGED HEATING AND COOLING UNIT 7.5 to 12.5 T NLY PERSONNEL THAT HAVE BEEN TRAINED TO INSTALL ADJUST SERVICE OR , “ ”) REPAIR HEREINAFTER SERVICE THE EQUIPMENT SPECIFIED IN THIS MANUAL SHOULD SERVICE THE EQUIPMENT HE MANUFACTURER WILL NOT BE RESPONSIBLE FOR ANY INJURY OR PROPERTY DAMAGE ARISING FROM IMPROPER SERVICE OR SERVICE PROCEDURES...

  • Page 2: Replacement Parts

    DO NOT STORE COMBUSTIBLE MATERIALS OR USE GASOLINE OR OTHER telephone book or contact: FLAMMABLE LIQUIDS OR VAPORS IN THE VICINITY OF THIS APPLIANCE. EQUIPMENT SUPPORT DAIKIN NORTH AMERICA LLC GENERAL INFORMATION 19001 KERMIER ROAD WALLER, TEXAS 77484 For complete information and installation instructions for...

  • Page 3: Unit Location

    Specification sheets can be found at www.daikin- Carefully inspect the unit for damage. Any bolts or screws which may have loosened in transit must be re-tightened. In comfort.com for Daikin brand products. Within either website, the event of damage, the receiver should:...
  • Page 4 dangerous conditions that could result in injury or personal damage unit base. The unit must be stored on a flat, property damage and that are not covered by the warranty. level surface. Protect the condenser coil because Give this booklet to the user and explain it’s provisions. The it is easily damaged.

  • Page 5: Clearances

    CLEARANCES ROOF CURB POST-INSTALLATION CHECKS After installation, check the top of the curb, duct connection frame and duct flanges to make sure gasket has been ap- plied properly. Gasket should be firmly applied to the top of the curb perimeter, duct flanges and any exposed duct connection frame.

  • Page 6: Rigging Details

    RIGGING DETAILS WARNING O PREVENT PROPERTY DAMAGE, THE UNIT SHOULD REMAIN IN AN UPRIGHT POSITION DURING ALL RIGGING AND MOVING OPERATIONS. O FACILITATE LIFTING AND MOVING WHEN A CRANE IS USED, PLACE THE UNIT IN AN ADEQUATE CABLE SLING. CAUTION O NOT LIFT UNITS TWO AT A TIME ROVISIONS FOR FORKS HAVE BEEN 48”...

  • Page 7: Electrical Wiring

    To assist in determining rigging requirements, unit weights CAUTION are shown as follows: O PREVENT SEVERE DAMAGE TO THE BOTTOM OF THE UNIT DO NOT FORK LIFT UNIT AFTER WOOD STRUTS HAVE BEEN REMOVED RETURN Bring condenser end of unit into alignment with the curb. With condenser end of the unit resting on curb member EVAPORATOR COIL and using curb as a fulcrum, lower opposite end of the unit...
  • Page 8 All line voltage connections must be made through weath- erproof fittings. All exterior power supply and ground wiring must be in approved weatherproof conduit. The main power supply wiring to the unit and low voltage wiring to accessory controls must be done in accordance with these instructions, the latest edition of the National Electrical Code (ANSI/NFPA 70), and all local codes and ordinances.

  • Page 9: Circulating Air And Filters

    CIRCULATING AIR AND FILTERS DIAMETER 7/8” HOLE DIAMETER 3/8” HOLE uCtwOrk The supply duct from the unit through a wall may be installed without clearance. However, minimum unit clearances must HIGH VOLTAGE ENTRANCE be maintained (see “Clearances” section). The supply duct 10 3/16”...

  • Page 10: Startup, Adjustments, And Checks

    obstructions in or near the blower motors. Duct covers must OrizOntal rain be removed before operating unit. Drainage of condensate directly onto the roof may be accept- able; (refer to local code). It is recommended that a small The Startup, Adjustments, and Checks procedure provides drip pad of either stone, mortar, wood or metal be provided a step-by-step sequence which, if followed, will assure the to prevent any possible damage to the roof.

  • Page 11: Air Flow Adjustments

    If an economizer is installed, check the unit operating bal- ilter eCtiOn HeCk ance with the economizer at full outside air and at minimum Remove filter section access panels and check that filters outside air. are properly installed. Note airflow arrows on filter frames. vaPOratOr OtatiOn HeCk...

  • Page 12: Motor Sheave Adjustments

    DRIVE BELT TENSION ADJUSTMENT earing HeCk Prior to energizing any fans, check and make sure that all setscrews are tight so that bearings are properly secured DEFLECTION SHEAVE TYPE to shafts. DEFLECTION FORCE (lbs) MODEL DIAMETE (in) R (in) For heat pump units, the airflow must be adjusted so that the BELT DRIVE Used...
  • Page 13 7. Lower the cooling temperature further until second stage COOL (HIGH COOL) starts. The blower, both fans, and both compressors should now be operating. The blower should be operating in high speed at 1775 motor rpm. Allow the unit to run 10 minutes, make sure cool air is being supplied by the unit.

  • Page 14: Heat Pump Operation

    15. For thermostats with emergency heat switch, return The following figures show a schematic of a heat pump on the to step 11. The emergency heat switch is located cooling cycle and the heating cycle. In addition to a reversing at the bottom of the thermostat.

  • Page 15: Maintenance

    Since the temperature of the refrigerant in the outdoor coil on that the homeowner inspect the unit before a seasonal start the heating cycle is generally below freezing point, frost forms up. The coils should be free of debris so adequate airflow is on the surfaces of the outdoor coil under certain weather achieved.

  • Page 16: Troubleshooting

    TROUBLESHOOTING aLfunCtioning EVErsing aLVE his MaY BE DuE to 1. Solenoid not energized - In order to determine if THE FOLLOWING INFORMATION IS FOR USE BY QUAL- the solenoid is energized, touch the nut that holds IFIED SERVICE AGENCY ONLY: OTHERS SHOULD NOT the solenoid cover in place with a screwdriver.

  • Page 17: Appendix A Blower Performance Data

    APPENDIX A BLOWER PERFORMANCE DATA BELT DRIVE - STANDARD DOWN SHOT DCC/DCH090 STANDARD TWO-SPEED BELT DRIVE DOWN SHOT AT HIGH SPEED TURNS OPEN ESP, In 3617 1.07 3293 0.84 3541 1.15 3179 0.88 2757 0.66 3447 1.23 3049 0.94 2606 0.71 3400 1.33...

  • Page 18: Belt Drive - Standard Horizontal

    APPENDIX A BLOWER PERFORMANCE DATA BELT DRIVE - STANDARD HORIZONTAL DCC/DCH090 STANDARD TWO-SPEED BELT DRIVE HORIZONTAL AT HIGH SPEED TURNS OPEN ESP, In 3625 1.08 3309 0.86 3815 1.44 3468 1.11 3177 0.88 2796 0.68 3780 1.52 3405 1.23 3053 0.94 2608 0.68...

  • Page 19: Belt Drive - High Static Down Shot

    APPENDIX A BLOWER PERFORMANCE DATA BELT DRIVE - HIGH STATIC DOWN SHOT DCC/H090 DOWN SHOT HIGH STATIC BELT DRIVE 2 SPEED MODELS AT HIGH SPEED TURNS OPEN ESP, In 3401 1.51 3428 1.71 2943 3471 1015 3012 2423 1.12 DO NOT OPERATE 3722 1063 2.25...

  • Page 20: Belt Drive - High Static Horizontal

    APPENDIX A BLOWER PERFORMANCE DATA BELT DRIVE - HIGH STATIC HORIZONTAL DCC/H090 HORIZONTAL HIGH STATIC BELT DRIVE 2 SPEED MODELS AT HIGH SPEED TURNS OPEN ESP, In 3447 1.54 3398 1.65 3006 1.31 3486 1008 1.87 2960 1.44 DO NOT OPERATE 3514 1057 2.07...

  • Page 21: Appendix A Economizer Pressure Drop

    APPENDIX A ECONOMIZER PRESSURE DROP Airflow Pressure Drop of Downflow Economizer for 7.5 to 12.5 Ton Rooftop Units (100% Return Air) SCFM 2000 2500 3000 3500 4000 4500 5000 5500 in. WG 0.02 0.04 0.06 0.09 0.13 0.18 0.23 0.29...

  • Page 22: Appendix B Electrical Data

    APPENDIX B ELECTRICAL DATA Compressor Compressor Optional Powered Electrical Outdoor Fan Motor Indoor Fan Motor Optional Electric Heat Model Number Circuit 1 Circuit 2 Convienience Outlet Rating Type Part # EHK3-16 11.3 / 15.0 31.3 / 36.1 2-speed EHK3-30 22.5 / 29.9 62.3 / 71.9 High EHK3-45 33.7 / 44.9 93.6 / 108...
  • Page 23 Compressor Compressor Optional Powered Electrical Outdoor Fan Motor Indoor Fan Motor Optional Electric Heat Model Number Circuit 1 Circuit 2 Convienience Outlet Rating Type Part # EHK3-16 11.3 / 15.0 31.3 / 36.1 2-speed EHK3-30 22.5 / 29.9 62.3 / 71.9 High EHK3-45 33.7 / 44.9 93.6 / 108...
  • Page 24 Compressor Compressor Optional Powered Electrical Outdoor Fan Motor Indoor Fan Motor Optional Electric Heat Model Number Circuit 1 Circuit 2 Convienience Outlet Rating Type Part # EHK3-16 11.3 / 15.0 31.3 / 36.1 2-speed EHK3-30 22.5 / 29.9 62.3 / 71.9 High EHK3-45 33.7 / 44.9 93.6 / 108...
  • Page 25 Compressor Compressor Optional Powered Electrical Outdoor Fan Motor Indoor Fan Motor Optional Electric Heat Model Number Circuit 1 Circuit 2 Convienience Outlet Rating Type Part # EHK3-16 11.3 / 15.0 31.3 / 36.1 2-speed EHK3-30 22.5 / 29.9 62.3 / 71.9 High EHK3-45 33.7 / 44.9 93.6 / 108...
  • Page 26 Compressor Compressor Optional Powered Electrical Outdoor Fan Motor Indoor Fan Motor Optional Electric Heat Model Number Circuit 1 Circuit 2 Convienience Outlet Rating Type Part # EHK3-16 11.3 / 15.0 31.3 / 36.1 2-speed EHK3-30 22.5 / 29.9 62.3 / 71.9 High EHK3-45 33.7 / 44.9 93.6 / 108...
  • Page 27 Compressor Compressor Optional Powered Electrical Outdoor Fan Motor Indoor Fan Motor Optional Electric Heat Model Number Circuit 1 Circuit 2 Convienience Outlet Rating Type Part # EHK3-16 11.3 / 15.0 31.3 / 36.1 2-speed EHK3-30 22.5 / 29.9 62.3 / 71.9 High EHK3-45 33.7 / 44.9 93.6 / 108...
  • Page 28 Compressor Compressor Optional Powered Electrical Outdoor Fan Motor Indoor Fan Motor Optional Electric Heat Model Number Circuit 1 Circuit 2 Convienience Outlet Rating Type Part # EHK3-16 11.3 / 15.0 31.3 / 36.1 2-speed EHK3-30 22.5 / 29.9 62.3 / 71.9 High EHK3-45 33.7 / 44.9 93.6 / 108...
  • Page 29 Compressor Compressor Optional Powered Electrical Outdoor Fan Motor Indoor Fan Motor Optional Electric Heat Model Number Circuit 1 Circuit 2 Convienience Outlet Rating Type Part # EHK3-16 11.3 / 15.0 31.3 / 36.1 2-speed EHK3-30 22.5 / 29.9 62.3 / 71.9 High EHK3-45 33.7 / 44.9 93.6 / 108...
  • Page 30 MINIMUM AIR FLOW FOR ELECTRIC HEAT HEATER KIT MINIMUM CFM MINIMUM CFM UNIT MODEL NUMBER Downshot Horizontal EHK*-16 3000 3200 7.5 TON EHK*-30 3000 3200 EHK*-45 3000 3200 EHK*-16 3400 3400 8.5 TON EHK*-30 3400 3400 EHK*-45 3400 3400 EHK*-16 3500 3500 10 TON...

  • Page 31: Appendix C Unit Dimensions

    APPENDIX C UNIT DIMENSIONS 12.5 52 7/8" 52 7/8" 52 7/8" 58 7/8" 99 1/8” 61 3/4” 12 5/8” 5 7/8” 28 3/8” 7 3/8” RETURN 36 3/8” 13 7/8” SUPPLY 6 1/4” 6 1/2” Horizontal Discharge RETURN NOTE NOTE For horizontal discharge, remove supply and return For horizontal discharge, remove supply and return duct cover panels from the end of the unit.

  • Page 32: Appendix D Wiring Diagrams

    WIRING DIAGRAMS DCC090*/DCC102* 208-230, 460, 575 / 3 / 60 Two-Speed Belt Drive COMP 2 COMP1 Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
  • Page 33 WIRING DIAGRAMS DCC090*/DCC102* 208-230, 460,575 /DCC150*B* 208-230, 460/ 3 /60 Two-Speed Belt Drive FACTORY WIRING FACTORY WIRING FACTORY WIRING LINE VOLTAGE LINE VOLTAGE LINE VOLTAGE LOW VOLTAGE LOW VOLTAGE LOW VOLTAGE OPTIONAL OPTIONAL OPTIONAL HIGH VOLTAGE HIGH VOLTAGE HIGH VOLTAGE FIELD WIRING FIELD WIRING FIELD WIRING...
  • Page 34 WIRING DIAGRAMS DCC0150*B* 208-230, 460/ 3 / 60 Two-Speed Belt Drive COMP 2 COM P1 Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
  • Page 35 WIRING DIAGRAMS DCC120*/DCC150*A* 208-230, 460,575 / 3 / 60 Two-Speed Belt Drive CM 2 COMP 2 CM 1 COMP 1 Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
  • Page 36 WIRING DIAGRAMS DCC120/DCC150*A* 208-230, 460,575 / 3 / 60 Two-Speed Belt Drive FACTORY WIRING FACTORY WIRING FACTORY WIRING LINE VOLTAGE LINE VOLTAGE LINE VOLTAGE LOW VOLTAGE LOW VOLTAGE LOW VOLTAGE OPTIONAL OPTIONAL OPTIONAL HIGH VOLTAGE HIGH VOLTAGE HIGH VOLTAGE FIELD WIRING FIELD WIRING FIELD WIRING HIGH VOLTAGE...

  • Page 37: Wiring Diagrams For Models With Ddc

    wiring Diagrams fOr mODels witH DDC COntrOls For complete information and installation instructions for models with DDC controls, see manual DK-DDC-TGD-01A...
  • Page 38 WIRING DIAGRAMS DCH120*/ DCH150* 208 - 230, 460, 575 / 3 / 60 2sP Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
  • Page 39 WIRING DIAGRAMS DCC120*(3,4,7) v*/ DCC150*7v* / DCC150* (3,4) v*a* 208 - 230, 460, 575 / 3 / 60 2sP LINE VOLTAGE L1 L2 L3 Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
  • Page 40 WIRING DIAGRAMS DCH090*/ DCH102* 208 - 230, 460, 575 / 3 / 60 2sP Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
  • Page 41 WIRING DIAGRAMS DCC090*/ DCC102* 208 - 230, 460, 575 / 3 / 60 2sP LINE VOLTAGE L1 L2 L3 Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
  • Page 42 WIRING DIAGRAMS DCH120*/DCH150* 208 - 230, 460, 575 / 3 / 60 2sP COMP 2 COMP1 Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
  • Page 43 WIRING DIAGRAMS DCH090*/DCH102* 208 - 230, 460, 575 / 3 / 60 2sP COMP 2 COM P1 Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
  • Page 44 WIRING DIAGRAMS DCH120*/DCH150* 208 - 230, 460, 575 / 3 / 60 2sP COMP ONENT LEGEND COMP ONENT LEGEND COMP1 COMP1 FACTORY W IRING FACTORY W IRING BLOW ER CONTAC TOR BLOW ER CONTAC TOR LIN E VOLTAGE LIN E VOLTAGE BLOW ER RELAY BLOW ER RELAY L OW VOLTAGE...
  • Page 45 WIRING DIAGRAMS DCH090*/DCH102* 208 - 230, 460, 575 / 3 / 60 2sP SUPP LY VO LTAG E 208-24 0/44 0/57 5/3/60 COMP ONENT LEGEND COMP ONENT LEGEND COMP1 COMP1 FACTORY WIRING FACTORY WIRING BLOW ER CON TACTOR BLOW ER CON TACTOR LIN E VOLTAGE LIN E VOLTAGE BLOW ER RELAY...

  • Page 46: Start-Up Checklist

    Start-up Checklist *Store in job file Date: ________________________________ Location: _______________________________________ Model Number: ________________________________ _______________________________________ Serial Number: ________________________________ _______________________________________ Technician: ________________________________ Unit #: _______________________________________ Pre Start-Up (Check each item as completed) Verify all packaging material has been removed. Remove all shipping brackets per installation instructions. Verify the job site voltage agrees with the unit serial plate.
  • Page 47 Start-up Checklist Start-Up (Insert the values as each item is completed.) ELECTRICAL Supply Voltage L1 - L2 L2 - L3 L3 - L1 Circuit 1 Compressor Amps Circuit 2 Compressor Amps Blower Amps Condenser Fan Amps Fan 1 Fan 2 Fan 3 BLOWER EXTERNAL STATIC PRESSURE Return Air Static Pressure...
  • Page 48 CUSTOMER FEEDBACK Daikin is very interested in all product comments. Please fill out the feedback form on the following link: https://daikincomfort.com/contact-us You can also scan the QR code on the right to be directed to the feedback page. Our continuing commitment to quality products may mean a change in specifications without notice.

This manual is also suitable for:

Dch seriesDcc090Dcc102Dcc120Dcc150Dch090 ... Show all

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