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DTC/DTH
LIGHT COMMERCIAL
3
5 T
TO
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.
Our continuing commitment to quality products may mean a change in specifications without notice.
IOD-1016E
4/2019
SERIES
PACKAGED HEATING AND COOLING UNIT
© 2015 - 2017, 2019
5151 San Felipe St., Suite 500, Houston, TX 77056
www.daikinac.com
INSTALLATION INSTRUCTIONS
Only personnel that have been trained to install, adjust,
service or repair (hereinafter, "service") the equipment
specified in this manual should service the equipment.
The manufacturer will not be responsible for any injury
or property damage arising from improper service or
service procedures. If you service this unit, you assume
responsibility for any injury or property damage which may
result. In addition, in jurisdictions that require one or more
licenses to service the equipment specified in this manual,
only licensed personnel should servise the equipment.
Improper installation, adjustment, servicing or repair of the
equipment specified in this manual, or attempting to install,
adjust, service or repair the equipment specified in this
manual without proper training may result in product damage,
property damage, personal injury or death.
PROP 65 WARNING
FOR CALIFORNIA CONSUMERS
Cancer and Reproductive Harm -
www.P65Warnings.ca.gov
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 ................................................................5
Electrical Wiring ..............................................................6
Circulating Air and Filters ...............................................8
Condensate Drain Connection .......................................8
WARNING
WARNING
Index
0140M00517-A
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Table of Contents
Related Manuals for Daikin DTC Series
Summary of Contents for Daikin DTC Series
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Page 1: Table Of Contents
INSTALLATION INSTRUCTIONS DTC/DTH SERIES LIGHT COMMERCIAL PACKAGED HEATING AND COOLING UNIT WARNING Only personnel that have been trained to install, adjust, service or repair (hereinafter, “service”) the equipment specified in this manual should service the equipment. The manufacturer will not be responsible for any injury or property damage arising from improper service or service procedures. -
Page 2: Replacement Parts
Multiple power sources may be present. Failure to do so may cause property damage, personal injury or death. EQUIPMENT SUPPORT DAIKIN NORTH AMERICA LLC 19001 KERMIER ROAD WARNING WALLER, TEXAS 77484 To prevent property damage, personal injury or death... -
Page 3: Unit Location
Specification the cabinetry. Any bolts or screws which may have loosened sheets can be found at www.daikinac.com for Daikin brand in transit must be re-tightened. In the event of damage, the products. Within the website, please select the commercial... - Page 4 damage. Give this booklet to the user and explain it’s provisions. • Do not roll unit across finished roof without prior approval The user should retain these instructions for future reference. of owner or architect. • For proper operation and condensate drainage, the unit •...
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Page 5: Clearances
CLEARANCES Protrusion Inspect curb to ensure that none of the utility services (electric) routed through the curb protrude above the curb. CAUTION If protrusions exist, do not attempt to set unit on curb. ROOF TOP DUCT CONNECTIONS 24” Min.* 24” Install all duct connections on the unit before placing the Min.* unit on rooftop. -
Page 6: Electrical Wiring
• Unit must be lifted by the four lifting holes located at the Shipping Operating Corner Weights ( lbs ) base frame corners. A* Model X (in) Y (in) Weight (lbs Weight (lbs) • Lifting cables should be attached to the unit with shackles. DTC036* •... - Page 7 • The unit must be electrically grounded in accordance with local codes or, in the absence of local codes, with CAUTION the latest edition of the National Electrical Code (ANSI- To prevent damage to the wiring, protect wiring from NFPA 70). A ground lug is provided for this purpose. Size sharp edges.
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Page 8: Circulating Air And Filters
connectors must be weatherproof. All holes in the unit base 4. Route thermostat wires from sub-base terminals to the must be sealed (including those around conduit nuts) to unit. Control wiring should enter through the condenser prevent water leakage into building. All required conduit and panel opening indicated in “Electrical Entrance”... -
Page 9: Startup, Adjustments, And Checks
Cleaning Temporary Heating Or Cooling Due to the fact that drain pans in any air conditioning unit will If the unit is to be used for temporary heating or cooling, a have some moisture in them, algae and fungus will grow due to “Startup, Adjustments, and Checks”... -
Page 10: Air Flow Adjustments
equipment for the purpose of designating its voltage class (95°F db). While operating at this condition, the superheat should and for the purpose of defining the minimum and maximum range from 9°F to 11°F for each refrigeration circuit measured at voltage at which the equipment will operate. -
Page 11: Heat Pump Operation
13. If unit operates properly in the heating cycle, raise the compressor. This is accomplished with through the reversing temperature setting until the heating second stage valve. Hot discharge vapor from the compressor is directed to makes contact. Supplemental resistance heat, if installed the indoor coil (evaporator on the cooling cycle) where the heat should now come on. -
Page 12: Maintenance
pump. It is a good practice to provide supplementary heat for if the unit is installed properly. However it is recommended all heat pump installations in areas where the temperature that the homeowner inspect the unit before a seasonal start drops below 45°... -
Page 13: Troubleshooting
TROUBLESHOOTING THE FOLLOWING INFORMATION IS FOR USE BY QUALIFIED SERVICE AGENCY ONLY: OTHERS SHOULD NOT ATTEMPT TO SERVICE THIS EQUIPMENT. Common Causes of Unsatisfactory Operation of Heat Pump on the Heating Cycle. Inadequate Air Volume Through Indoor Coil When a heat pump is in the heating cycle, the indoor coil is functioning as a condenser. -
Page 14: Appendix A Blower Performance Tables
APPENDIX A BLOWER PERFORMANCE TABLES DIRECT DRIVE STANDARD DOWN SHOT AND HORIZONTAL STANDARD DTC / DTH036 DOWNSHOT HORIZONTAL EXTERNAL STATIC EXTERNAL STATIC SPEED STANDARD SPEED STANDARD PRESSURE AMPS WATTS PRESSURE AMPS WATTS (ESP) in w.c. (ESP) in w.c. 1018 0.47 0.52 0.49 0.55... -
Page 15: Dtc/Dth048 Standard Down Shot And Horizontal
APPENDIX A BLOWER PERFORMANCE TABLES DIRECT DRIVE STANDARD DOWN SHOT AND HORIZONTAL STANDARD DTC / DTH048 DOWNSHOT HORIZONTAL EXTERNAL STATIC EXTERNAL STATIC SPEED STANDARD SPEED STANDARD PRESSURE AMPS WATTS PRESSURE AMPS WATTS (ESP) in w.c. (ESP) in w.c. 1286 0.82 1346 0.77 1205... -
Page 16: Dtc/Dth060 Standard Down Shot
APPENDIX A BLOWER PERFORMANCE TABLES DIRECT DRIVE STANDARD DTC/DTH060 DOWN SHOT EXTERNAL STATIC SPEED STANDARD PRESSURE (ESP) AMPS WATTS in w.c. 0.10 1334 1.65 0.20 1286 1.75 0.30 1212 1.83 0.40 1144 1.94 0.50 1077 1.99 0.60 1039 2.10 0.70 2.17 0.80 2.27... -
Page 17: Dtc/Dth060 Standard Horizontal
APPENDIX A BLOWER PERFORMANCE TABLES DIRECT DRIVE STANDARD DTC/DTH060 HORIZONTAL EXTERNAL STATIC SPEED STANDARD PRESSURE (ESP) AMPS WATTS in w.c. 0.10 1355 1.57 0.20 1281 1.66 0.30 1235 1.76 0.40 1168 1.81 0.50 1118 1.94 0.60 1049 2.03 0.70 2.10 0.80 2.14 0.90... -
Page 18: Appendix B Electrical Data
APPENDIX B ELECTRICAL DATA... -
Page 19: Appendix B Electrical Data
APPENDIX B ELECTRICAL DATA APPENDIX B ELECTRICAL DATA *Electric Heater kW rating: Rated at 240v for 208-230v units; 480v for 460v units *Electric Heater kW rating: Rated at 240v for 208-230v units; 480v for 460v units MINIMUM AIR FLOW FOR ELECTRIC HEAT HEATER KIT UNIT MINIMUM CFM... -
Page 20: Appendix C Unit Dimensions
APPENDIX C UNIT DIMENSIONS 47 1/2” 73 1/4” 74 1/16” Model Size Dim A 48 3/16” 3 & 4 Ton 38-13/16" 5 Ton 42-13/16" 19 7/16” 4 7/8” RETURN 11” x 25” DRAIN THRU CURB EMBOSS LOCATION 5 7/8” 7 3/8” THRU THE BASE UTILITIES... -
Page 21: Wiring Diagrams
DTC0[36-60]XXX1DXXX WIRING DIAGRAMS NOTE 3 NOTE 4 YL/PK PLF 2 NOTE 5 LVJB RCCF SEE NOTE 2 PLF 1 CONTROL BOX YL/PK BL/PK COMP SMOKE/FIRE DETECTOR REPLACES JUMPER FACTORY WIRING COMPONENT LEGEND LINE VOLTAGE SUPPLY VOLTAGE LOW VOLTAGE CONTACTOR 208-240/1/60 OPTIONAL HIGH VOLTAGE CONDENSER MOTOR OPTIONAL LOW VOLTAGE... - Page 22 DTH0[36-60]XXX1DXXX WIRING DIAGRAMS NOTE 7 YL/PK YL/PK SEE NOTE 4 NOTE 6 PLF 2 NOTE 5 LVDR 0-RV LVJB C-RV PLF 1 HVDR RCCF CONTROL SEE NOTE 2 REPLACE BL/PK BL/PK JUMPER WITH SMOKE/FIRE DETECTOR COMP NOTE 6 COMPONENT LEGEND FACTORY WIRING LINE VOLTAGE CONTACTOR...
- Page 23 WIRING DIAGRAMS DTC(36-60)XXX3DXXXX NOTE 3 NOTE 4 YL/PK PLF 2 LVJB TB 1 RCCF SEE NOTE 2 PLF 1 CONTROL BOX YL/PK BL/PK COMP SMOKE/FIRE DETECTOR REPLACES JUMPER COMPONENT LEGEND FACTORY WIRING LINE VOLTAGE CONTACTOR SUPPLY VOLTAGE LOW VOLTAGE CONDEN SER MOTOR 208-240/1/60 OPTIONAL HIGH VOLTAGE COMP...
- Page 24 DTH(36-60)XXX3DXXXX WIRING DIAGRAMS SEE NOTE 6 SEE NOTE 3 YL/PK YL/PK NOTE 4 PLF 2 LVDR SEE NOTE 6 0-RV LVJB C-RV PLF 1 HVDR RCCF CONTROL BOX REPLACE JUMPE R WITH SEE NOTE 2 BL/PK BL/PK SMOKE/FIRE DETECTOR COMP COMPONENT L EGEND FA CTORY W IRING CONTACTOR...
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Page 25: Wiring Diagrams For Models With Ddc Controls
WIRING DIAGRAMS FOR MODELS WITH DDC CONTROLS For complete information and installation instructions for models with DDC controls, see manual DK-DDC-TGD. - Page 26 WIRING DIAGRAMS DTC036 /DTC048 /DTC060*** [208-230V/1/ 60]D*** Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
- Page 27 WIRING DIAGRAMS DTC036 /DTC048 /DTC060*** [208-230V/1/ 60]D*** Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
- Page 28 WIRING DIAGRAMS DTC036 /DTC048 /DTC060*** [208-230V/3/60]D*** Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
- Page 29 WIRING DIAGRAMS DTC036 /DTC048 /DTC060*** [208-230V/3/ 60]D*** Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
- Page 30 WIRING DIAGRAMS DTH036 /DTH048 /DTH060*** [208-230V/1/ 60]D*** Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
- Page 31 WIRING DIAGRAMS DTH036 /DTH048 /DTH060*** [208-230V/1/ 60]D*** Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
- Page 32 WIRING DIAGRAMS DTH036/DTH048/DTH060*** [208-230V/3/60]D*** 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 DTH036/DTH048/DTH060*** [208-230V/3/60]D*** Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
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Page 34: Startup 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 35 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 36 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.