Daikin DBC0363B Series Installation Instructions Manual

Packaged air conditioner 3-6 and heat pump unit 3-5 belt drive

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ackaged

onditioner

ase

fficiency

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.

Our continuing commitment to quality products may mean a change in specifications without notice.

IOD-1046

03 / 2020

3-6 a

igHt

ommercial

WARNING

19001 Kermier Rd., Waller, TX 77484

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nit

dBc/dBH m

odels

Replacement Parts..........................................................2

Safety Instructions........................................................2

General Information.......................................................3

Unit Location....................................................................4

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

Air Flow Adjustments...................................................11

Heat Pump Operation.....................................................15

Maintenance...................................................................16

Appendix A Blower Performance Tables.................17

Appendix B Electrical Data........................................29

Appendix C Unit Dimensions.........................................47

Appendix D Air Flow For Electric Heat....................48

Wiring Diagrams............................................................49

Startup Checklist ..........................................................52

www.daikincomfort.com

INSTALLATION INSTRUCTIONS

3-5 B

elt

rive

INDEX

PROP 65 WARNING

FOR CALIFORNIA CONSUMERS

WARNING

Cancer and Reproductive Harm -

www.P65Warnings.ca.gov

0140M00517-A

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Summary of Contents for Daikin DBC0363B Series

Page 1: Table Of Contents
INSTALLATION INSTRUCTIONS 3-6 a 3-5 B ackaged onditioner rive dBc/dBH m fficiency igHt ommercial odels Installation Instructions INDEX Replacement Parts............2 Safety Instructions............2 General Information............3 Unit Location..............4 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 Air Flow Adjustments...........11...
Page 2: Replacement Parts
WARNING Do not connect to or use any device that is not design certified by daikin for use with this unit. Serious property damage, personal injury, reduced unit performance and/or hazardous conditions may result from the use of such non-...
Page 3: General Information
Specification plate identifies the various components of the unit such as sheets can be found at www.daikinac.com for Daikin brand refrigeration tonnage, heating output and voltage. products. Within the website, please select the commercial...
Page 4: Unit Location
UNIT LOCATION Roof top Installations Only: • To avoid possible property damage or personal injury, the roof must have sufficient structural WARNING strength to carry the weight of the unit(s) and snow or water loads as required by local codes. Consult a structural engineer to determine the weight To prevent possible equipment damage, property capabilities of the roof.
Page 5: Clearances
• Sufficient structural support must be determined prior there should be a minimum of 48” clearance and provisions to locating and mounting the curb and package unit. made to deflect the warm discharge air out from the • Ductwork must be constructed using industry overhang.
Page 6: Rigging Details
curb, ductwork should be attached to the curb prior to installing the unit. Ductwork dimensions are shown in Roof Curb Installation Instructions. Refer to the Roof Curb Installation Instructions for proper curb installation. Curbing must be installed in compliance with the National Roofing Contractors Association Manual. 7-3/8 RETURN 11"...
Page 7: Electrical Wiring
CAUTION CAUTION Conduit and fittings must be weather-tight to To prevent damage to the wiring, protect prevent water entry into the building. wiring from sharp edges. follow national electrical code and all local codes and ordinances. Do not route wires through For unit protection, use a fuse or HACR circuit breaker that is in excess of the circuit ampacity, but less than or equal removable access panels.
Page 8 • The unit must be electrically grounded in accordance NOTE: CHECK TRANSFORMER TP MATCH THE with local codes or, in the absence of local codes, CORRECT VOLTAGE TAP WITH LINE VOLTAGE with the latest edition of the National Electrical Code GROUND LUG ANSI/NFPA 70, and/or the Canadian Electrical Code, CSA C22.1, Part 1.
Page 9: Circulating Air And Filters
NOTE: Refer to unit wiring diagrams for HIGH VOLTAGE ENTRANCE (REMOVE PLUG) thermostat or remote sensor connections. CIRCULATING AIR AND FILTERS 19-3/8 Ductwork The supply duct from the unit through a wall may be 31-3/8 installed without clearance. However, minimum unit clearances must be maintained (see “Clearances”...
Page 10: Startup, Adjustments, And Checks
Cleaning Temporary Heating Or Cooling Due to the fact that drain pans in any air conditioning If the unit is to be used for temporary heating or cooling, a unit will have some moisture in them, algae and fungus “Startup, Adjustments, and Checks” must first be performed will grow due to airborne bacteria and spores.
Page 11: Air Flow Adjustments
Utilization Voltage - The voltage of the line terminals Correct belt tension is very important to the life of your belt. of the equipment at which the equipment must give fully Too loose a belt will shorten its life; too tight, premature satisfactory performance.
Page 12 before starting drive. Recheck set screws and belt sure cool air is being supplied by the unit. tension after 24 hours service. 7. Check that the compressor is operating correctly. NOTE: Future adjustments should be made by loosening The scroll compressors in these units MUST operate the belt tension and increasing or decreasing the pitch in the proper rotation.
Page 13: Heat Pump Operation
another day when conditions are more suitable but- DO NOT FAIL TO TEST. If the outdoor ambient is low and the unit operates properly on the heating cycle, you may check the pressure cutout operation by blocking off the indoor return air until the unit trips. 13.
Page 14: Maintenance
by connecting the circuit board jumper to 30, 60 and Filters 90 respectively. Accumulation of time for the timing period selected starts when the sensor contact closes (approximately 31°F), and when the wall thermostat calls CAUTION for heat. At the end of the timing period, the unit’s defrost cycle will be initiated provided the sensor contact remains closed.
Page 15 APPENDIX A BLOWER PERFORMANCE TABLES - AC DBC036*B STANDARD BELT DRIVE DOWNSHOT TURNS OPEN ESP, In H CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP 1389 0.29 1263 0.22 1105 0.16 1436 0.35 1278...
Page 16 APPENDIX A BLOWER PERFORMANCE DATA - AC DBC036*B STANDARD BELT DRIVE HORIZONTAL TURNS OPEN ESP, In H CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP 1386 0.25 1209 0.17 1420 0.29 1259 0.22 1061 0.15...
Page 17: Appendix A Blower Performance Tables
APPENDIX A BLOWER PERFORMANCE TABLES - AC DBC048*B STANDARD BELT DRIVE DOWNSHOT TURNS OPEN ESP, In H CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP 1989 1020 0.77 1874 0.64 1751 0.53 1641 0.43 1526 0.34 1454...
Page 18 APPENDIX A BLOWER PERFORMANCE TABLES - AC DBC048*B STANDARD BELT DRIVE HORIZONTAL TURNS OPEN ESP, In H CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP 1901 0.58 1772 0.47 1640 0.37 1554 0.32 1943...
Page 19 APPENDIX A BLOWER PERFORMANCE TABLES - AC DBC060*B STANDARD BELT DRIVE DOWNSHOT TURNS OPEN ESP, In H CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP 2193 1110 1.01 2077 1050 0.85 1941 0.69 1823 0.57 1697 0.45 1566...
Page 20 APPENDIX A BLOWER PERFORMANCE TABLES - AC DBC060*B STANDARD BELT DRIVE HORIZONTAL TURNS OPEN ESP, In H CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP 2237 1050 0.93 2096 0.76 1952 0.62 1802 0.49 1652 0.38...
Page 21 APPENDIX A BLOWER PERFORMANCE TABLES - AC DBC072*V STANDARD BELT DRIVE DOWNSHOT TURNS OPEN ESP, In H CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP 2898 1315 1.90 2754 1245 1.62 2612 1175 1.37 2498 1110 1.16 2366 1040 0.97 2227 0.79 2838 1315 1.85 2690 1245 1.57 2544 1175 1.33 2423 1110 1.12 2283 1040 0.93 2137 0.75...
Page 22 APPENDIX A BLOWER PERFORMANCE TABLES - AC DBC072*V STANDARD BELT DRIVE HORIZONTAL TURNS OPEN ESP, In H CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP 2840 1315 1.87 2701 1245 1.59 2563 1175 1.35 2437 1110 1.14 2296 1040 0.94 2151 0.77 2782 1315 1.82 2638 1245 1.55 2496 1175 1.30 2365 1110 1.10 2217 1040 0.90 2064 0.73...
Page 23 APPENDIX A BLOWER PERFORMANCE TABLES - HEAT PUMP DBH036*B STANDARD BELT DRIVE DOWNSHOT TURNS OPEN ESP, In H CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP 1408 0.23 1253 0.17 1426 0.25 1272 0.21 1102...
Page 24 APPENDIX A BLOWER PERFORMANCE TABLES - HEAT PUMP DBH036*B STANDARD BELT DRIVE HORIZONTAL TURNS OPEN ESP, In H CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP 1474 0.29 1336 0.22 1179 0.16 1353 0.26 1199...
Page 25 APPENDIX A BLOWER PERFORMANCE TABLES - HEAT PUMP DBH048*B STANDARD BELT DRIVE DOWNSHOT TURNS OPEN ESP, In H CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP 1777 0.44 1648 0.35 1502 0.27 1664 0.41 1527...
Page 26 APPENDIX A BLOWER PERFORMANCE TABLES - HEAT PUMP DBH048*B STANDARD BELT DRIVE HORIZONTAL TURNS OPEN ESP, In H CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP 1733 0.43 1610 0.34 1466 0.26 1770 0.50 1625...
Page 27 APPENDIX A BLOWER PERFORMANCE TABLES - HEAT PUMP DBH060*B STANDARD BELT DRIVE DOWNSHOT TURNS OPEN ESP, In H CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP 2264 1045 0.93 2147 0.79 2022 0.66 1894 0.54 1761...
Page 28 APPENDIX A BLOWER PERFORMANCE TABLES - HEAT PUMP DBH060*B STANDARD BELT DRIVE HORIZONTAL TURNS OPEN ESP, In H CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP CFM RPM BHP 2248 1045 0.93 2131 0.79 2009 0.65 1882 0.54 1751...
Page 29: Appendix B Electrical Data
APPENDIX B ELECTRICAL DATA Ptional Ptional utdoor ndoor owered odel lectrical omPressor Ptional lectric ower ower uPPly otor otor onvenience umBer ating xHaust utlet Qty rla lra Qty HP fla HP fla P 17.4/17.4 25/25 9.6/8.7 27.0/26.1 35/35 1.7/1.5 19.1/18.9 25/25 9.6/8.7 1.7/1.5 28.7/27.6 35/35...
Page 30 APPENDIX B ELECTRICAL DATA Ptional Ptional utdoor ndoor owered odel lectrical omPressor Ptional lectric ower ower uPPly otor otor onvenience umBer ating xHaust utlet Qty rla lra Qty HP fla HP fla P 7.42 10.9 8.02 11.5 8.89 EH*B- 13.3 4.81 9.64 7S05...
Page 31 APPENDIX B ELECTRICAL DATA Ptional Ptional utdoor ndoor owered odel lectrical omPressor Ptional lectric ower ower uPPly otor otor onvenience umBer ating xHaust utlet Qty rla lra Qty HP fla HP fla P 22.6/22.6 35/35 9.6/8.7 32.2/31.3 45/40 1.7/1.5 24.3/24.1 35/35 9.6/8.7 1.7/1.5 33.9/32.8 45/40...
Page 32 APPENDIX B ELECTRICAL DATA Ptional Ptional utdoor ndoor owered odel lectrical omPressor Ptional lectric ower ower uPPly otor otor onvenience umBer ating xHaust utlet Qty rla lra Qty HP fla HP fla P 10.7 11.2 15.5 10.7 EH*B- 15.9 6.01 11.2 4S05 16.5...
Page 33 APPENDIX B ELECTRICAL DATA Ptional Ptional utdoor ndoor owered odel lectrical omPressor Ptional lectric ower ower uPPly otor otor onvenience umBer ating xHaust utlet Qty rla lra Qty HP fla HP fla P 11.8 12.4 8.89 EH*B- 13.3 4.81 9.64 7S05 14.9 EH*B-...
Page 34 APPENDIX B ELECTRICAL DATA Ptional Ptional utdoor ndoor owered odel lectrical omPressor Ptional lectric ower ower uPPly otor otor onvenience umBer ating xHaust utlet Qty rla lra Qty HP fla HP fla P 26.7/26.7 40/40 9.6/8.7 36.3/35.4 50/50 1.7/1.5 28.4/28.2 40/40 9.6/8.7 1.7/1.5 38.0/36.9 50/50...
Page 35 APPENDIX B ELECTRICAL DATA Ptional Ptional utdoor ndoor owered odel lectrical omPressor Ptional lectric ower ower uPPly otor otor onvenience umBer ating xHaust utlet Qty rla lra Qty HP fla HP fla P 12.1 16.4 12.6 16.9 12.1 EH*B- 16.4 6.01 12.6 4S05...
Page 36 APPENDIX B ELECTRICAL DATA Ptional Ptional utdoor ndoor owered odel lectrical omPressor Ptional lectric ower ower uPPly otor otor onvenience umBer ating xHaust utlet Qty rla lra Qty HP fla HP fla P 9.38 12.9 9.98 13.5 9.38 EH*B- 13.3 4.81 7S05 9.98...
Page 37 APPENDIX B ELECTRICAL DATA Ptional Ptional utdoor ndoor owered odel lectrical omPressor Ptional lectric ower ower uPPly otor otor onvenience umBer ating xHaust utlet Qty rla lra Qty HP fla HP fla P 30.0/30.0 45/45 9.6/8.7 39.6/38.7 50/50 1.7/1.5 31.7/31.5 45/45 9.6/8.7 1.7/1.5 41.3/40.2 50/50...
Page 38 APPENDIX B ELECTRICAL DATA Ptional Ptional utdoor ndoor owered odel lectrical omPressor Ptional lectric ower ower uPPly otor otor onvenience umBer ating xHaust utlet Qty rla lra Qty HP fla HP fla P 14.3 18.6 14.8 19.1 14.3 EH*B- 18.6 6.01 14.8 4S05...
Page 39 APPENDIX B ELECTRICAL DATA Ptional Ptional utdoor ndoor owered odel lectrical omPressor Ptional lectric ower ower uPPly otor otor onvenience umBer ating xHaust utlet Qty rla lra Qty HP fla HP fla P 14.5 11.6 15.1 EH*B- 14.5 4.81 11.6 7S05 15.1 EH*B-...
Page 40 APPENDIX B ELECTRICAL DATA Ptional Ptional utdoor ndoor owered odel lectrical omPressor Ptional lectric ower ower uPPly otor otor onvenience umBer ating xHaust utlet Qty rla lra Qty HP fla HP fla P 9.39 13.7 9.89 14.2 16.9 EH*B- 21.2 6.01 17.4 4S05...
Page 41 APPENDIX B ELECTRICAL DATA Ptional Ptional utdoor ndoor owered odel lectrical omPressor Ptional lectric ower ower uPPly otor otor onvenience umBer ating xHaust utlet Qty rla lra Qty HP fla HP fla P 21.2/21.2 30/30 9.6/8.7 30.8/29.9 40/40 1.7/1.5 22.9/22.7 30/30 9.6/8.7 1.7/1.5 32.5/31.4 40/40...
Page 42 APPENDIX B ELECTRICAL DATA Ptional Ptional utdoor ndoor owered odel lectrical omPressor Ptional lectric ower ower uPPly otor otor onvenience umBer ating xHaust utlet Qty rla lra Qty HP fla HP fla P 14.3 10.5 14.8 17.5 EH*B- 21.8 6.01 4S05 22.3 EH*B-...
Page 43 APPENDIX B ELECTRICAL DATA Ptional Ptional utdoor ndoor owered odel lectrical omPressor Ptional lectric ower ower uPPly otor otor onvenience umBer ating xHaust utlet Qty rla lra Qty HP fla HP fla P 11.8 12.4 14.3 EH*B- 17.8 4.81 14.9 7S05 18.4 20.3...
Page 44 APPENDIX B ELECTRICAL DATA Ptional Ptional utdoor ndoor owered odel lectrical omPressor Ptional lectric ower ower uPPly otor otor onvenience umBer ating xHaust utlet Qty rla lra Qty HP fla HP fla P 25.4/25.4 40/40 9.6/8.7 35.0/34.1 50/45 1.7/1.5 27.1/26.9 40/40 9.6/8.7 1.7/1.5 36.7/35.6 50/45...
Page 45 APPENDIX B ELECTRICAL DATA Ptional Ptional utdoor ndoor owered odel lectrical omPressor Ptional lectric ower ower uPPly otor otor onvenience umBer ating xHaust utlet Qty rla lra Qty HP fla HP fla P 11.4 15.7 11.9 16.2 18.9 EH*B- 23.2 6.01 19.4 4S05...
Page 46 APPENDIX B ELECTRICAL DATA Ptional Ptional utdoor ndoor owered odel lectrical omPressor Ptional lectric ower ower uPPly otor otor onvenience umBer ating xHaust utlet Qty rla lra Qty HP fla HP fla P 8.51 9.11 12.6 14.5 EH*B- 4.81 15.1 7S05 18.6 20.5...
Page 47: Appendix C Unit Dimensions
APPENDIX C UNIT DIMENSIONS 73-3/8" 47-5/8" "A" Model Dim."A" 74" 48-5/16" 3-5 ton AC 39-7/8" 3-4 ton HP 39-7/8" 5 ton HP 43-1/2" 6 ton AC 43-1/2” 19-1/2 RETURN 5-5/16 11” X 25” EMBOSS DRAIN 5-7/8 THRU THRU CURB BASE LOCATION SUPPLY UTILITIES...
Page 48: Appendix D Air Flow For Electric Heat
APPENDIX D AIR FLOW FOR ELECTRIC HEAT Electric Heaters Model # Min Airflow DBC036* DBC048* 1300 DBC060* 1625 DBC072* 1950 DBH036* DBH048* 1300 DBH060* 1625 Note: Adjust the pulley setting as needed to achieve the minimum airflow at the appropriate application external static pressure.
Page 49: Wiring Diagrams
WIRING DIAGRAMS Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
Page 50 WIRING DIAGRAMS Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
Page 51 WIRING DIAGRAMS Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
Page 54 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.

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Daikin DBC0363B Series Installation Instructions Manual

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