Daikin DTH XXX XXX Series Service Instructions Manual
  1. Manuals
  2. Brands
  3. Daikin Manuals
  4. Heat Pump
  5. DTH XXX XXX Series
  6. Service instructions manual
Daikin DTH XXX XXX Series Service Instructions Manual

Daikin DTH XXX XXX Series Service Instructions Manual

Dtg gas electirc dtc cooling/dth heat pump
Hide thumbs
Table of Contents

Advertisement

Quick Links

PROP 65 WARNING
FOR CALIFORNIA CONSUMERS
Cancer and Reproductive Harm -
www.P65Warnings.ca.gov
This manual is to be used by qualified, professionally trained HVAC techni-
cians only. Daikin does not assume any responsibility for property damage
or personal injury due to improper service procedures or services per-
formed by an unqualified person.
Copyright ©2015-2019
Service Instructions
DTG Gas Electirc
DTC Cooling/DTH Heat Pump
Commercial Package Units
with R-410A Refrigerant
3 - 5 Tons & Accessories
WARNING
0140M00517-A
O
NLY PERSONNEL THAT HAVE BEEN TRAINED TO INSTALL
(
, "
")
REPAIR
HEREINAFTER
SERVICE
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
IN JURISDICTIONS THAT REQUIRE ONE OR MORE
LICENSES TO SERVICE THE EQUIPMENT SPECIFIED IN THIS MANUAL
LICENSED PERSONNEL SHOULD SERVICE THE EQUIPMENT
,
,
INSTALLATION
ADJUSTMENT
SERVICING OR REPAIR OF THE EQUIPMENT
,
SPECIFIED IN THIS MANUAL
OR ATTEMPTING TO INSTALL
REPAIR THE EQUIPMENT SPECIFIED IN THIS MANUAL WITHOUT PROPER
TRAINING MAY RESULT IN PRODUCT DAMAGE
.
INJURY OR DEATH
,
,
ADJUST
SERVICE OR
THE EQUIPMENT SPECIFIED IN THIS
. T
HE MANUFACTURER WILL NOT
. I
F YOU SERVICE THIS UNIT
,
ONLY
. I
MPROPER
,
,
ADJUST
SERVICE OR
,
,
PROPERTY DAMAGE
PERSONAL
RSD6412017r34
November 2019
,
YOU

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the DTH XXX XXX Series and is the answer not in the manual?

Questions and answers

Related Manuals for Daikin DTH XXX XXX Series

Summary of Contents for Daikin DTH XXX XXX Series

  • Page 1 This manual is to be used by qualified, professionally trained HVAC techni- INJURY OR DEATH cians only. Daikin does not assume any responsibility for property damage or personal injury due to improper service procedures or services per- formed by an unqualified person.

  • Page 2: Table Of Contents

    To locate an authorized servicer, please consult your telephone book or the dealer from whom you purchased this prod- uct. For further assistance, please contact: CONSUMER INFORMATION LINE - DAIKIN BRAND PRODUCTS TOLL FREE 1-855-770-5678 (U.S. only) email us at: customerservice@daikinac.com fax us at: (713) 856-1821 (Not a technical assistance line for dealers.)

  • Page 3: Important Information

    IMPORTANT INFORMATION SAFE REFRIGERANT HANDLING While these items will not cover every conceivable situation, they should serve as a useful guide. WARNING Refrigerants are heavier than air. They can "push out" the oxygen in your lungs or in any enclosed space.To avoid possible difficulty in breathing or death: •...

  • Page 4: Product Identification

    PRODUCT IDENTIFICATION 4,5,6 7,8,9 15 16 Revision Levels Major & Minor Brand Factory-Installed Op�ons Daikin Non-powered convenience outlet Configurat i on Powered convenience outlet Low-ambient kit Return air smoke detector Supply air smoke detector Non-powered convenience outlet; Applica�on Low-ambient kit Cooling Non-powered convenience outlet;...
  • Page 5 PRODUCT IDENTIFICATION Factory-Installed Op�ons • Stainless-Steel Heat Exchanger (Gas units only): A tubular heat exchanger made of 409-type stainless steel is installed in the unit. • to 0°F outside air temperature. • • • Non-powered Convenience Outlet: A 120V, 15A, GFCI outlet makes it easier for technicians to service the unit once an electrician runs power to the outlet.
  • Page 6 Exchanger, Non-powered convenience outlet) DTH(036,048,060)XXX1DXXXAA Daikin Commercial Package Heat Pump, R410A, 208V 1 Phase, Direct Drive. Initial release of 3-5 ton High Efficient Units. DTH(036,048,060)0103DHDPAA Daikin Commercial Package Heat Pump, R410A, 208-230V, 3 Phase, Direct Drive.Factory Installed Options (Disconnect Switch (non- fused).
  • Page 7 Model Description DTC(036,048,060)XXX1DXXXAA Daikin Commercial Package Cooling, R410A, 208-230V Single Phase, Direct Drive. Initial release of 3-5 ton High Efficient Units. B35 DTC(036,048,060)XXX3DXXXAA Daikin Commercial Package Cooling, R410A, 208-230V 3 Phase, Direct Drive. Initial release of 3-Phase High Efficient Units.
  • Page 8 DTG***XXX**XXX Daikin Commercial Multiposition Package Gas Units Model Description "DTG0360451DXXXAA Daikin Commercial Package Gas, R410A, 208V 1 Phase, Direct Drive. Initial release of 3-5 ton High Efficient Units. DTG(036,048,060)0901DXXXAA DTG0481151DXXXAA DTG0601401DXXXAA" "DTG0360451DXSXAA Daikin Commercial Package Gas, R410A, 208V 1 Phase, Direct Drive. Factory Installed Options (Stainless Steel Heat Exchanger)
  • Page 9 DTG0601401DVXXAA Daikin Commercial Package Gas, R410A, 208-230V 1 Phase, Direct Drive. Factory Installed Options (Low-Leak Downflow Economizer) DTG0601403DHXAAA Daikin Commercial Package Gas, R410A, 208-230V 3 Phase, Direct Drive. Factory Installed Options (Disconnect Switch (non-fused); Non- powered convenience outlet) DTG0601403DHXAAA Daikin Commercial Package Gas, R410A, 208-230V 3 Phase, Direct Drive. Factory Installed Options (Low-Leak Downflow Economizer;...

  • Page 10: Product Design

    PRODUCT DESIGN UNIT LOCATION • When the unit is heating, the temperature of the return air entering the unit must be a minimum of 55° F. WARNING round evel nstAllAtIons • When the unit is installed on the ground adjacent to the O PREVENT POSSIBLE EQUIPMENT DAMAGE, PROPERTY DAMAGE, PERSONAL building, a level concrete (or equal) base is recommend- INJURY OR DEATH, THE FOLLOWING BULLET POINTS MUST BE OBSERVED...
  • Page 11 PRODUCT DESIGN CLEARANCES nstAllAtIons Curb installations must comply with local codes and should be done in accordance with the established guidelines of the National Roofing Contractors Association. Proper unit installation requires that the roof curb be firmly and permanently attached to the roof structure. Check for adequate fastening method prior to setting the unit on the curb.
  • Page 12 PRODUCT DESIGN CAUTION WARNING HIGH VOLTAGE! O AVOID PROPERTY DAMAGE OR PERSONAL INJURY DUE TO FIRE, USE O AVOID PERSONAL INJURY OR DEATH DUE TO ONLY COPPER CONDUCTORS. ELECTRICAL SHOCK DO NOT TAMPER WITH FACTORY WIRING HE INTERNAL POWER AND CONTROL WIRING OF THESE UNITS ARE FACTORY INSTALLED AND HAVE CAUTION...
  • Page 13 PRODUCT DESIGN reAs Ithout onvenIence utlet It is recommended that an independent 115V power source be brought to the vicinity of the roof top unit for portable lights and tools used by the service mechanic. 3.5 DIA. NOTE: Refer to local codes for requirements. These outlets can also be factory installed.

  • Page 14: System Operation

    SYSTEM OPERATION FOR YOUR SAFETY READ BEFORE OPERATING WARNING: Improper If you do not follow these instructions exactly, alteration, service or a fire or explosion may result causing property maintenance can damage, personal injury or loss of life. cause injury or property damage.
  • Page 15 SYSTEM OPERATION DTC/DTG***XXX**XXX Typical Package Cooling or Package Gas Either a thermostatic expansion valve or restrictor orifice assembly may be used depending on model. Refer to the parts catalog for the model being serviced. Restrictor Orifice Assembly in Cooling Operation In the cooling mode the orifice is pushed into its seat forcing refrigerant to flow through the metered hole in the center of the orifice.
  • Page 16 SYSTEM OPERATION DTH***XXX**XXX Typical Heat Pump System in Cooling Reversing Valve (Energized) Indoor Outdoor Coil Coil Accumulator Reversing Valve (De-Energized) Indoor Outdoor Coil Coil Accumulator...
  • Page 17 SYSTEM OPERATION DTG***XXX**XXX Direct Spark Ignition (DSI) Systems DTG units are equipped with a direct spark ignition system. HIGH VOLTAGE! Ignition is provided by 22,000 volt electronic spark. A flame Disconnect ALL power before servicing sensor then monitors for the presence of flame and closes or installing this unit.
  • Page 18 SYSTEM OPERATION GAS SUPPLY PIPING Natural Gas Connection Natural Gas Capacity of Pipe WARNING in Cubic Feet of Gas Per Hour (CFH) Length of Nominal Black Pipe Size (inches) O PREVENT PERSONAL INJURY OR DEATH DUE TO IMPROPER Pipe in Feet 1 1/4 1 1 /2 INSTALLATION...
  • Page 19 SYSTEM OPERATION There will be air in the gas supply line after testing for leaks on a new installation. Therefore, the air must be bled from the line by loosening the ground joint union until pure gas is expelled. Tighten union and wait for five minutes until all BURNER gas has been dissipated in the air.
  • Page 20 SYSTEM OPERATION PROPANE GAS PIPING CHARTS TYPICAL PROPANE PIPING Sizing Between First and Second Stage Regulator 5 to 15 PSIG First Stage Maximum Propane Capacities listed are based on 1 PSIG Pressure Drop at 10 (20 PSIG Max.) Regulator Continuous PSIG Setting.
  • Page 21 SYSTEM OPERATION 6. All pipe connections should be sealed with a pipe thread ocAtIon And nstAllAtIon compound, which is resistant to the fuel used with the The gas supply piping location and installation for roof top furnace. A soapy water solution should be used to check units must be in accordance with local codes or, in the ab- all joints for leaks.
  • Page 22 SYSTEM OPERATION STARTUP, ADJUSTMENTS, AND CHECKS CONDENSATE DRAIN CONNECTION ondensAte rAIn onnectIon WARNING A 3/4” female NPT drain connection is supplied on the end of the condensate pan, with an alternative connection on HIGH VOLTAGE! the bottom of the pan. An external trap must be installed for O AVOID PERSONAL INJURY OR DEATH DUE TO proper condensate drainage.
  • Page 23 SYSTEM OPERATION Speed). bstructIons leArAnce And IrInG Remove any extraneous construction and shipping materials EEM Motor that may be found during this procedure. Rotate all fans Adjust the CFM for the unit by changing the position of the manually to check for proper clearances and that they rotate low voltage leads on the motor terminal block.
  • Page 24 SYSTEM OPERATION 5. After the pre-purge period, the ignition control energizes GAS ORIFICES MAXIMUM NUMBER the Wl-C gas valve and simultaneously initiates a “three MAXIMUM INPUT (3)-try” spark ignition sequence. NATURAL PROPANE (LP) BTUH/BURNER (BTUH) BURNERS (Dia) (Dia) 6. When the burners are ignited, a minimum one (1) mi- cro-amp DC current will flow through the flame between 45,000 23,000...
  • Page 25 SYSTEM OPERATION (Als) uxIlIAry ImIt ontrol WARNING Located in the blower compartment on the blower housing, it senses air temperature within the blower compartment HIGH VOLTAGE! and protects the filters from excessive temperature. It will ISCONNECT ALL POWER BEFORE SERVICING OR shut down the furnace if it senses excessive temperatures.
  • Page 26 SYSTEM OPERATION HEAT PUMP OPERATION oolInG ycle When the heat pump is in the cooling cycle, it operates exactly as a Summer Air Conditioner unit. In this mode, all the charts and data for service that apply to summer air conditioning apply to the heat pump.
  • Page 27 SYSTEM OPERATION efrIGerAtIon ystem hecks This unit is equipped with a piston type metering device. Ensure the hold-down bolts on the compressor are secure and have not vibrated loose during shipment. Check that the vibration grommets have been installed and visually check all piping for damage and leaks and repair if necessary.

  • Page 28: Scheduled Maintenance

    SCHEDULED MAINTENANCE MAINTENANCE Ilters WARNING CAUTION HIGH VOLTAGE! O PREVENT PROPERTY DAMAGE DUE TO FIRE AND LOSS OF ISCONNECT ALL POWER BEFORE SERVICING OR EQUIPMENT EFFICIENCY OR EQUIPMENT DAMAGE DUE TO DUST AND LINT BUILD UP ON INTERNAL PARTS, NEVER OPERATE UNIT WITHOUT AN AIR INSTALLING THIS UNIT ULTIPLE POWER SOURCES MAY FILTER INSTALLED IN THE RETURN AIR SYSTEM.
  • Page 29 SCHEDULED MAINTENANCE & c nspectIon leAnInG All flue product carrying areas of the furnace, its vent system, and main burners should be examined by a qualified service agency before the start of each heating season. This exam- ination is necessary for continued safe operation. Particular attention should be given to deterioration from corrosion or other sources.

  • Page 30: Servicing

    SERVICING COOLING ANALYSIS CHART System Operating Com plaint No Cooling Unsatisfactory Cooling Pressures POSSIBLE CAUSE Test Method DOTS IN ANALYSIS Remedy GUIDE INDICATE "POSSIBLE CAUSE" • Pow er Failure Test Voltage • • • Blow n Fuse Inspect Fuse Size & Type •...
  • Page 31 SERVICING GAS HEATING ANALYSIS CHART Com plaint No Heat Unsatisfactory Heat POSSIBLE CAUSE Test Method DOTS IN ANALYSIS Remedy GUIDE INDICATE "POSSIBLE CAUSE" • Pow er Failure Test Voltage • Blow n Fuse Test Voltage • Loose Connection Check Wiring S-2, S-3 •...
  • Page 32 SERVICING Table of Contents Checking Voltage ...........31 S-104 Checking Compressor Efficiency ....43 Checking Wiring ..........32 S-106 Overfeeding ...........43 Checking Thermostat, Wiring & Anticipator ...32 S-108 Checking Superheat ........43 S-3A Thermostat & Wiring ........32 S-111 Fixed Orifice Restriction Devices ....45 S-3B Cooling Anticipator .........32 S-112 Checking Restricted Liquid Line ....45 S-3C...

  • Page 33: Checking Voltage

    SERVICING S-1 CHECKING VOLTAGE Three phase units require a balanced 3 phase power supply to operate. If the percentage of voltage imbalance exceeds 3% the unit must not be operated until the voltage condition is corrected. HIGH VOLTAGE! Max. Voltage Deviation Disconnect ALL power before servicing % Voltage = From Average Voltage...

  • Page 34: Checking Wiring

    SERVICING S-3B COOLING ANTICIPATOR S-2 CHECKING WIRING The cooling anticipator is a small heater (resistor) in the ther- mostat. During the "off" cycle, it heats the bimetal element HIGH VOLTAGE! helping the thermostat call for the next cooling cycle. This Disconnect ALL power before servicing prevents the room temperature from rising too high before or installing this unit.

  • Page 35: Checking Contactor And/Or Relays

    SERVICING A step-down transformer (either 208-240, 460 or 575 volt S-8 CHECKING CONTACTOR CONTACTS primary to 24 volt secondary) is provided with each unit. SINGLE PHASE This allows ample capacity for use with resistance heaters. WARNING HIGH VOLTAGE! Disconnect ALL power before servicing Disconnect ALL power before servicing.

  • Page 36: Checking Fan Relay Contact

    SERVICING 3. If no voltage present, check fan circuit from thermostat. If 24 volts present, proceed to step 4. 4. Using a VOM, check for line voltage from the purple wire at the transformer (terminal 3 on 240 volt units, termi- nal 2 on 208 volt units) to terminal NO on the EBTDR.

  • Page 37: Checking Loss Of Charge Protection

    SERVICING S-12 CHECKING HIGH PRESSURE CONTROL HIGH VOLTAGE! Disconnect ALL power before servicing or installing this unit. Multiple power 3. Apply 24 volts to coil terminals 1 and 3. sources may be present. Failure to do so 4. Using a VOM, check for 24 volts from terminals 3 and may cause property damage, personal injury 2 of relay.

  • Page 38: Checking Capacitor

    SERVICING S-15A RESISTANCE CHECK S-15 CHECKING CAPACITOR CAPACITOR, RUN A run capacitor is wired across the auxiliary and main HIGH VOLTAGE! windings of a single phase permanent split capacitor motor. Disconnect ALL power before servicing The capacitors primary function is to reduce the line current or installing this unit.

  • Page 39: Checking Motors

    SERVICING Note: When replacing motor, ensure the belly band is between the vents on the motor and the wiring has the proper drip loop to prevent condensate from entering the motor. High Voltage VOLTMETER Connections 3/16" C L G N 15 AMP FUSE AMMETER...

  • Page 40: S-17A Resistance Test

    SERVICING Therefore, proper evacuation of a hermetic system is S-17B GROUND TEST essential at the time of manufacture and during servicing. If fuse, circuit breaker, ground fault protective device, etc., To reduce the possibility of external ignition, all open has tripped, this is a strong indication that an electrical flame, electrical power, and other heat sources should problem exists and must be found and corrected.

  • Page 41: S-17D Operation Test

    SERVICING S-17D OPERATION TEST S-18A CHECKING CRANKCASE HEATER THER- MOSTAT If the voltage, capacitor, overload and motor winding test fail to show the cause for failure: Note: Not all models with crankcase heaters will have a crankcase heater thermostat. 1. Install a thermocouple type temperature test lead on HIGH VOLTAGE! the discharge line adjacent to the crankcase heater Disconnect ALL power before servicing...

  • Page 42: Testing Defrost Thermostat

    SERVICING 4. Immediately remove jumper from test pins. nderCharge 5. Using VOM check for voltage across terminals "C & O". An undercharged heat pump on the heating cycle will cause Meter should read 24 volts. low discharge pressure resulting in low suction pressure and frost accumulation on the outdoor coil.

  • Page 43: Checking Heater Elements

    SERVICING S-52 CHECKING HEATER ELEMENTS BRAZING MATERIALS Copper to Copper Joints - Sil-Fos used without flux (alloy Optional electric heaters may be added, in the quantities of 15% silver, 80% copper, and 5% phosphorous). Recom- shown in the spec sheet for each model unit, to provide mended heat 1400°F.

  • Page 44: Charging

    SERVICING 6. If thermocouple vacuum gauge continues to rise and The equipment required to thoroughly evacuate the system is levels off at about 5000 microns, moisture and non-con- a high vacuum pump, capable of producing a vacuum equiv- densables are still present. If gauge continues to rise a alent to 25 microns absolute and a thermocouple vacuum leak is present.

  • Page 45: Checking Compressor Efficiency

    SERVICING Final Charge Adjustment If it takes more than seven (7) minutes to equalize, the restrictor device is inoperative. Replace, install a liquid line The outdoor temperature must be 60°F or higher. Set the drier, evacuate and recharge. room thermostat to COOL, fan switch to AUTO, and set the temperature control well below room temperature.
  • Page 46 SERVICING Pressure vs. Temperature Chart R-410A PSIG °F PSIG °F PSIG °F PSIG °F PSIG °F PSIG °F -37.7 37.8 74.3 100.2 120.7 137.6 114.0 216.0 318.0 420.0 522.0 -34.7 116.0 38.7 218.0 74.9 320.0 100.7 422.0 121.0 524.0 137.9 -32.0 118.0 39.5...

  • Page 47: Fixed Orifice Restriction Devices

    SERVICING 2. Start the system and allow the pressures to stabilize. Superheat Formula = Suct. Line Temp. - Sat. Suct. Temp. 3. Stop the system and check the time it takes for the high and low pressure gauge readings to equalize. Ambient Condenser Return Air Temp.

  • Page 48: Compressor Burnout

    Severe burns may result. 1. Using a draft gauge (inclined manometer) measure the static pressure of the return duct at the inlet of the unit, NOTE: Daikin does NOT approve the flushing method (Negative Pressure). using R-11 refrigerant. Suction Line Drier Clean-Up Method The POE oils used with R410A refrigerant is an excellent solvent.

  • Page 49: Checking Temperature Rise

    SERVICING S-300 TESTING PRIMARY LIMIT CONTROL 2. Measure the static pressure of the supply duct, (Positive Pressure). DTG units use a snap-disk type primary limit device. Some- times referred to as "stat on a stick". The limit setting is fixed 3.

  • Page 50: Testing Auxiliary Limit

    SERVICING S-301 TESTING AUXILIARY LIMIT The auxiliary limit control is a preset nonadjustable control mounted in the blower compartment area. It is connected in series with the rollout switch wiring to the gas valve. If its temperature should be exceeded, it will open, interrupting the voltage to the gas valve causing it to open.

  • Page 51: Testing Inducer Motor

    SERVICING If a limit switch opens, the indoor blower is energized on S-303 TESTING INDUCER MOTOR heat speed and the induced draft blower is energized. The LED on the control flashes "4" to indicate an open limit switch. The blower and inducer remain on while the limit switch is open.

  • Page 52: Checking Main Burners

    SERVICING Regulator Cover Screws Pressure Regulator Outlet Pressure Adjustment (Reg. Adj. Beneath these screws) (Under Cap Screw) High Fire Adjust Low Fire INLET OUTLET Adjust INLET OUTLET Inlet Pressure Gas Valve On/Off Selector Switch Gas Valve 36G22 On/Off Switch 36H54 For use with DTG036045 ONLY.

  • Page 53: Checking Gas Pressure

    SERVICING WARNING Disconnect gas and electrical power supply. 1. Connect a water manometer or adequate gauge to the inlet pressure fitting of the gas valve. STREAM B 2. Remove the pressure tap fitting at the manifold if provided or check at the gas valve outlet fitting and connect another manometer or gauge.

  • Page 54: Checking For Delayed Ignition

    SERVICING MANIFOLD GAS PRESSURE OUTLET (MANIFOLD) PRESSURE MANOMETER 2 Stage Heat Models (FIELD SUPPLIED) Range Nominal NOTE! MANIFOLD PRESSURE Low Stage 1.6 - 2.2" w.c. 2.0" w.c. IS TO BE BETWEEN Natural 3.2 & 3.7 NATURAL AND High Stage 3.2 - 3.8" w.c. 3.5"...

  • Page 55: Checking Pressure Control

    SERVICING S-310 CHECKING PRESSURE CONTROL With Power ON: A pressure control device is used to measure negative WARNING pressure at the induced draft blower motor inlet to detect a partial or blocked flue. Line Voltage now present. Pressure Switch Operation (DSI Direct Spark System) The pressure switch is ignored unless there is a call for 4.

  • Page 56: Testing Ignition Control Module

    SERVICING 20,000 BTUH NAT/20,000 BTUH/L.P. Blower Off Delay Settings HIGH ALTITUDE INPUT/BURNER ELEVATION ABOVE SEA-LEVEL (FEET) 2000 3000 4000 4500 5000 6000 7000 8000 U.S. BURNER ORIFICE 45/55 47/55 47/56 47/56 48/57 48/58 49/58 speed up HA-02 CANADA BURNER ORIFICE 45/55 48/57 COOL...
  • Page 57 SERVICING • Check rollout limit TROUBLESHOOTING If the burner flames are not properly drawn into the heat exchanger, the flame rollout protection GnItIon ontrol rror odes device will open. Possible causes are restricted The following presents probable causes of questionable unit or blocked flue passages, blocked or cracked heat operation.

  • Page 58: Checking Flame Sensor

    SERVICING bnormal Peration ooling odes Short Cycle Compressor Delay (6 FLASH CODE) The automatic ignition control has a built-in feature that pre- vents damage to the compressor in short cycling situations. In the event of intermittent power losses or intermittent thermostat operation, the ignition control will delay output to the compressor contactor for three minutes from the time power is restored.
  • Page 59 ACCESSORIES DTC/G/H***XXX**XXX DAIKIN COMMERCIAL PACKAGE UNIT ACCESSORIES Accessory Number Description Model Size ***HSKT036* High Static Kits 3 Ton ***HSKT048* High Static Kits 4 Ton ***HSKT060* High Static Kits 5 Ton **EHK* Heater Kits 3-5 Ton 14CURB3672B Roof Curb 14" Tall...
  • Page 60 DDC CONTROL ACCESSORIES DAIKIN COMMERCIAL PACKAGE UNIT DDC CONTROLS WATTMASTER / DAIKIN PART NUMBER DESCRIPTION OE377-26B-00001 / PCBCG100 DDC Controller OE255 / 0130L00110 Sensor OE361-13 / 0130L00126 CommLink 5 Communications Interface EBC-3-F / 0130L00114 EBC-10-F / 0130L00115 EBC E-BUS Cable Assembly E-BUS Power EBC-50-F / 0130L00116 &...
  • Page 61 ACCESSORIES ROOF CURBS 14CURB3672 D14CURB3672 Chassis Models 3 - 5 Tons 70 3/4" 37" 14" Measurement in inches. DOWNFLOW SQUARE TO ROUND ADAPTERS DDNSQRD3616, DDNSQRD487218 DNSQRD36B Shown Measurement in inches. DOWNFLOW SQUARE TO ROUND ADAPTER MODEL SIZE DDNSQRD3616 16" ROUND 13.50 31.125 19.50...
  • Page 62 ACCESSORIES MOTORIZED/MANUAL FRESH AIR DAMPERS 25% FRESH AIR DAMPER CHASSIS MODELS MANUAL MOTORIZED 3 - 5 Tons D25FD3672 D25MFD3672 ECONOMIZERS HORIZONTAL ECONOMIZER MODEL TYPE MODEL DHZECNJ3672 HORIZONTAL 3-5 TON DTC/DTG/DTH DOWNFLOW ECONOMIZER MODEL TYPE MODEL DDNECNJ3672B DOWNFLOW (MCDANIEL METALS) 3-5 TON DTC/DTG/DTH DOWNFLOW W/O BAROMETRIC RELIEF DDNECNJ3672NR 3-5 TON DTC/DTG/DTH...
  • Page 63 ACCESSORIES HAIL GUARD KIT HAIL GUARD KIT MODELS KIT # 3 - 4 Tons HAILGD03D 5 Tons HAILGD04D FLUE EXTENSION KIT FLUE EXTENSION KIT MODELS KIT # 3 - 6 Tons 220-GX-01 3.25 2.25 6.50 2.38 24.00...
  • Page 64 ACCESSORIES WIRING DIAGRAMS ECONOMIZER HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
  • Page 65 ACCESSORIES WIRING DIAGRAMS POWERED CONV. OUTLET HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. FOR UNITS WITH SERIALS BEFORE 1607 208V NOTE GFI-CO...
  • Page 66 ACCESSORIES WIRING DIAGRAMS POWERED CONV. OUTLET HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. FOR UNITS WITH SERIALS 1607 AND NEWER 208v NOTE GFI-CO...
  • Page 67 ACCESSORIES WIRING DIAGRAMS DPE3672* HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. POWER EXHAUST 3 - 6 TON Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
  • Page 68 ACCESSORIES WIRING DIAGRAMS HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. PACKAGE SYSTEM WIRING DIAGRAM - 1 STAGE ELECTRIC HEAT TYPICAL HP ROOM THERMOSTAT SEE NOTE 1...
  • Page 69 ACCESSORIES WIRING DIAGRAMS HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. PACKAGE SYSTEM WIRING DIAGRAM - HEAT PUMPS ONLY! TWO-STAGE ELECTRIC HEAT ABOVE 10 kW TYPICAL H/P ROOM THERMOSTAT...
  • Page 70 ACCESSORIES WIRING DIAGRAMS HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. CONNECT PARALLEL TO REVERSING VALVE 24 VAC ( IF USED ) SEE NOTE 2 O.D.
  • Page 71 ACCESSORIES WIRING DIAGRAMS HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. 24V AC/DC 24V AC/DC AUX OUT + AUX OUT - INT/AUX - INT + ALARM...
  • Page 72 ACCESSORIES WIRING DIAGRAMS HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. FACTORY INSTALLED DISCONNECT SUPPLY VOLTAGE SUPPLY VOLTAGE DISCONNECT FACTORY WIRING LINE VOLTAGE FIELD WIRING...
  • Page 73 ACCESSORIES WIRING DIAGRAMS HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. PHASE MONITOR WIRING - NO SMOKE DETECTOR COMPONENT LEGEND BLOWER CONTACTOR TERMINAL BLOCK WIRING...
  • Page 74 ACCESSORIES WIRING DIAGRAMS HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. PHASE MONITOR WIRING WHEN UNIT EQUIPPED WITH SMOKE DETECTOR COMPONENT LEGEND BLOWER CONTACTOR TERMINAL BLOCK...
  • Page 75 ACCESSORIES WIRING DIAGRAMS DDC CONTROL HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. 3 PHASE MONITOR Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
  • Page 76 ACCESSORIES WIRING DIAGRAMS DDC CONTROL HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. CONNECT PARALLEL TO REVERSING VALVE 24 VAC ( IF USED ) SEE NOTE 2 O.D.
  • Page 77 ACCESSORIES WIRING DIAGRAMS DDC CONTROL HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. 24V AC/DC 24V AC/DC AUX OUT + AUX OUT - INT/AUX - INT +...
  • Page 78 HEATER KITS DTC/G/H***XXX**XXX HEATER KITS Part Number Description EHK1-10 10 KW Electric Heat Kit, 240V Single Phase EHK1-15 15 KW Electric Heat Kit, 240V Single Phase EHK1 -18 18 KW Electric Heat Kit, 240V Single Phase (FOR 4 TON ONLY) EHK1-20 20 KW Electric Heat Kit, 240V Single Phase MINIMUM AIRFLOW FOR ELECTRIC HEAT...
  • Page 79 EHK1-10 HEATER KIT WIRING DIAGRAMS HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. HTR 1 HTR 2 MODEL - EHK 1-10 COMPONENT CODE PC = 9 PIN CONNECTOR HTR = HEATER ELEMENT...
  • Page 80 EHK1-15 HEATER KIT WIRING DIAGRAMS HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. HTR 1 HTR 2 HTR 3 MODEL - EHK1-15 COMPONENT CODE PC = 9 PIN CONNECTOR...
  • Page 81 EHK1-18/20 HEATER KIT WIRING DIAGRAMS HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. HTR 1 HTR 2 HTR 3 HTR 4 MODEL - EHK1-20 EHK1-18 COMPONENT CODE...
  • Page 82 EHK*-10/EHK*-15 HEATER KIT WIRING DIAGRAMS HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. HTR 1 HTR 2 HTR 3 MODEL - EHK3-10, EHK3-15, EHK3-16 EHK4-10, EHK4-15, EHK4-16...
  • Page 83 EHK*-18/EHK*-20 HEATER KIT WIRING DIAGRAMS HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH. HTR 4 HTR 1 HTR 5 HTR 2 HTR 6 HTR 3...
  • Page 84 DTC COMMERCIAL 3-5 Ton Packaged Air Conditioner Unit WIRING DIAGRAMS For units with DDC control see manual RSD6412018* for wiring diagrams...
  • Page 85 DTC036-060XXX1D***A* UNIT WIRING DIAGRAMS Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
  • Page 86 DTC036-060XXX3D***A* UNIT WIRING DIAGRAMS NOTE 3 NOTE 4 YL/PK PLF 2 LVJB 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 CONDENSER MOTOR 208-240/1/60 OPTIONAL HIGH VOLTAGE COMP...
  • Page 87 DTH COMMERCIAL 3-5 Ton Packaged Heat Pump Unit WIRING DIAGRAMS For units with DDC control see manual RSD6412018* for wiring diagrams...
  • Page 88 UNIT WIRING DIAGRAMS DTH036-060XXX1D***A* Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
  • Page 89 UNIT WIRING DIAGRAMS DTH036-060XXX3D***A* 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 JUMPER WITH SEE NOTE 2 BL/PK BL/PK SMOKE/FIRE DETECTOR COMP COMPONENT LEGEND FACTORY WIRING CONTACTOR...
  • Page 90 DTG COMMERCIAL 3-5 Ton Packaged Gas Unit WIRING DIAGRAMS For units with DDC control see manual RSD6412018* for wiring diagrams...
  • Page 91 UNIT WIRING DIAGRAMS DTG0360451D***A* COMP COMP POWER SUPPLY 240/1/60 SEE NOTE 5 NOTE 2 NOTE 3 & 7 YL/PK YL/PK NOTE 4 BR WH NOTE 6 NOTE 6 W. R. W. R. (ALT.) HONEYWELL (ALT.) HONEYWELL GAS VALVE GAS VALVE GAS VALVE GAS VALVE S1S2...
  • Page 92 DTG[036-060]0901D***A* UNIT WIRING DIAGRAMS DTG0481151D***A* COMP COMP POWER SUPPLY 240/1/60 SEE NOTE 5 NOTE 2 NOTE 3 & 7 YL/PK YL/PK NOTE 4 BR WH NOTE 6 NOTE 6 W. R. W. R. (ALT.) HONEYWELL (ALT.) HONEYWELL GAS VALVE GAS VALVE GAS VALVE GAS VALVE S1S2...
  • Page 93 UNIT WIRING DIAGRAMS DTG0360451D***A* S R C S R C COMP COMP POWER SUPPLY 240/1/60 SEE NOTE 5 NOTE 2 NOTE 3 & 7 YL/PK YL/PK NOTE 4 BR WH NOTE 6 NOTE 6 W. R. W. R. GAS VALVE GAS VALVE S1S2 Y2 Y1...
  • Page 94 DTG0360453D***A* UNIT WIRING DIAGRAMS SINGLE-STAGE GAS VALVE T3 T2 T1 COMP POWER SUPPLY 240/3/60 SEE NOTE 5 NOTE 2 NOTE 3 & 7 NOTE 4 NOTE 6 YL/PK W. R. (ALT.) HONEYWELL GAS VALVE GAS VALVE GR BL S1 S2 Y2Y1 SMOKE/FIRE BL/PK...
  • Page 95 UNIT WIRING DIAGRAMS DTG(036-060)***3D***A* T3 T2 T1 COMP POWER SUPPLY 240/3/60 SEE NOTE 5 NOTE 2 NOTE 3 & 7 NOTE 4 NOTE 6 YL/PK W. R. (ALT.) HONEYWELL GAS VALVE GAS VALVE GR BL Y2Y1 S1 S2 SMOKE/FIRE NOTE 8 BL/PK TO THERMOSTAT DETECTOR...
  • Page 96 UNIT WIRING DIAGRAMS DTG060XXX3D***A* T3 T2 T1 COMP POWER SUPPLY 240/3/60 SEE NOTE 5 NOTE 2 NOTE 3 & 7 NOTE 4 NOTE 6 YL/PK W. R. GAS VALVE GR BL Y2Y1 S1 S2 SMOKE/FIRE NOTE 8 BL/PK TO THERMOSTAT DETECTOR REPLACES JUMPER WIRE...
  • Page 97 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.

This manual is also suitable for:

Dth048xxx3dxxaaaDth036xxx1dxxxaaDth048xxx1dxxxaaDth060xxx1dxxxaaDth0360103dhdpaaDth0480103dhdpaa ... Show all

Table of Contents

Save PDF