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DP3DM 13.4 SEER2 "M" SERIES With R-410A
Dual Fuel Gas-Electric Heating & Cooling Unit
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.
DO NOT BYPASS SAFETY DEVICES
Our continuing commitment to quality products may mean a change in specifications without notice.
© 2022-2023
IOD-3028B
12/2023
WARNING
19001 Kermier Rd. Waller, TX 77484
www.daikincomfort.com
INSTALLATION INSTRUCTIONS
ONLY PERSONNEL THAT HAVE BEEN TRAINED TO INSTALL,
ADJUST, SERVICE, MAINTENANCE OR REPAIR
(HEREINAFTER, "SERVICE") THE EQUIPMENT SPECIFIED IN
THIS MANUAL SHOULD SERVICE THE EQUIPMENT.
THIS EQUIPMENT IS NOT INTENDED FOR USE BY
PERSONS (INCLUDING CHILDREN) WITH REDUCED
PHYSICAL, SENSORY OR MENTAL CAPABILITIES, OR
LACK OF EXPERIENCE AND KNOWLEDGE, UNLESS THEY
HAVE BEEN GIVEN SUPERVISION OR INSTRUCTION
CONCERNING USE OF THE APPLIANCE BY A PERSON
RESPONSIBLE FOR THEIR SAFETY.
CHILDREN SHOULD BE SUPERVISED TO ENSURE THAT
THEY DO NOT PLAY WITH THE EQUIPMENT.
THE MANUFACTURER WILL NOT BE RESPONSIBLE FOR
ANY INJURY OR PROPERTY DAMAGE ARISING FROM
IMPROPER SUPERVISION, 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
SERVICE THE EQUIPMENT. IMPROPER SUPERVISION,
INSTALLATION, ADJUSTMENT, SERVICING, MAINTENANCE
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 SUPERVISION OR TRAINING MAY
RESULT IN PRODUCT DAMAGE, PROPERTY DAMAGE,
PERSONAL INJURY OR DEATH.
RECOGNIZE THIS SYMBOL AS A SAFETY PRECAUTION.
These installation instructions cover the outdoor installation
of self contained package air conditioners and heating
units. See the Specification Sheets applicable to your
model for information regarding accessories.
*NOTE: Please contact your distributor or our website
for the applicable Specification Sheets referred to in this
manual.
This Forced Air Central Unit Design Complies With
Requirements Embodied In The American National
Standard / National Standard of Canada Shown Below.
ANSI Z21.47•CSA-2.3 Central Furnaces.
WARNING
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Troubleshooting
Related Manuals for Daikin DP3DM 24
Summary of Contents for Daikin DP3DM 24
- Page 1 INSTALLATION INSTRUCTIONS DP3DM 13.4 SEER2 “M” SERIES With R-410A Dual Fuel Gas-Electric Heating & Cooling Unit WARNING ONLY PERSONNEL THAT HAVE BEEN TRAINED TO INSTALL, ADJUST, SERVICE, MAINTENANCE OR REPAIR (HEREINAFTER, “SERVICE”) THE EQUIPMENT SPECIFIED IN THIS MANUAL SHOULD SERVICE THE EQUIPMENT. THIS EQUIPMENT IS NOT INTENDED FOR USE BY PERSONS (INCLUDING CHILDREN) WITH REDUCED PHYSICAL, SENSORY OR MENTAL CAPABILITIES, OR...
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Page 2: Table Of Contents
TABLE OF CONTENTS TO THE INSTALLER ............2 Outdoor Thermostat ..........15 TO THE OWNER ..............2 Optional Outdoor Thermostat SHIPPING INSPECTION ...........2 (OTDFPKG-01) ............15 SAFETY INSTRUCTIONS ..........3 NORMAL SEQUENCE OF OPERATION .....15 ORDERING PARTS ............5 Eating Cycle (Eating Cycle Natural Gas/LP) ..15 CODES AND REGULATIONS .........5 Defrost Cycle ............15 EPA REGULATIONS ............5... -
Page 3: Safety Instructions
SAFETY INSTRUCTIONS WARNING This unit must not be used as a “construction heater” during The following symbols and labels are used throughout the finishing phases of construction on a new structure. this manual to indicate immediate or potential safety This type of use may result in premature failure of the unit hazards. - Page 4 AVERTISSEMENT RISQUE D'INTOXICATION AU MONOXYDE DE CARBON MONOXIDE POISONING HAZARD CARBONESi les étapes décrites ci-dessous ne sont pas Failure to follow the steps outlined below for each suivies pour chacun des appareils raccordés au système appliance connected to the venting system being de ventilation au moment de sa mise en marche, cela placed into operation could result in carbon monoxide peut entraîner une intoxication au monoxyde de...
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Page 5: Ordering Parts
Specification sheets can be found at greater than or equal to the design heating and cooling www.daikincomfort.com for Daikin® brand products. Within loads of the area to be conditioned. The loads should the website, please select the residential or commercial... -
Page 6: Transportation Damage
UNIT INSTALLATION with A.S.H.R.A.E. Guide or Manual J - Load Calculations published by the Air Conditioning Contractors of America. Obtain from: WARNING American National Standards Institute 25 West 43rd street, 4th Floor To prevent possible equipment damage, property damage, personal injury or death, the following bullet points must New York, NY 10036 be observed when installing this unit. -
Page 7: Rooftop Installations Only
the package unit footprint and a minimum of 4” thick. • The base should also be located where no runoff of water from higher ground can collect in the unit. • Close to the wall application assure free, unobstructed air to the other two sides. In more confined application spaces, such as corners provide a minimum 12”... -
Page 8: Rigging Details
conversion from natural gas to propane gas. RIGGING DETAILS NOTE:The LPLP03 Propane Low Pressure Switch can be used in conjunction with the LP conversion kit. WARNING INLET GAS PRESSURE Natural Min. 5.0" W.C., Max. 10.0" W.C. To prevent property damage, the unit should remain in an upright position during all rigging and moving operations. -
Page 9: Natural Gas Connection
Natural Gas Connection Natural Gas Capacity of Pipe in Cubic Feet of Gas Per Hour (CFH) Length of Nominal Black Pipe Size (inches) Pipe in Feet 1 1/4 1 1 /2 1050 1600 1100 Pressure= .50 PSIG or less and Pressure Drop of 0.3" W.C. Piping (Based on 0.60 Specific Gravity Gas) BTUH Furnace Input... -
Page 10: Tanks And Piping
piping section for the correct LP kit for conversion. SIZING BETWEEN FIRST AND SECOND STAGE REGULATOR Maximum Propane Capacities listed are based on 1 PSIG Pressure Drop at 10 PSIG. Capacities in 1,000 BTU/HR All propane gas equipment must conform to the safety PIPE OR NOMINAL standards of the National Board of Fire Underwriters (See... -
Page 11: Electrical Wiring
ELECTRICAL WIRING broken with the contractor. WARNING NOTE: All wiring should be made in accordance with the National Electrical Code. High Voltage! Disconnect ALL power before servicing or Consult your local Power Company to determine the installing thus unit. Multiple power sources may availability of sufficient power to operate the unit. -
Page 12: Internal Wiring
Internal Wiring A diagram detailing the internal wiring of this unit is located on the Daikin labeled access panel. If any of the original wire supplied with the appliance must be replaced, the wire gauge and insulation must be the same as the original Duct Cover Installation wiring. -
Page 13: Filters
If desired, supply and return duct connections to the unit may be made with flexible connections to reduce possible HOOD unit operating sound transmission. Filters CAUTION LOWER FLUE HOOD SCREEN To prevent property damage due to fire and loss of equipment efficiency or equipment damage due to dust and lint build-up on internal parts, never operate the unit without an air filter installed in the return air system. -
Page 14: Heat Pump Mode Sequence Of Operation
coil (condenser on the cooling cycle) where the liquid is evaporated, and the vapor goes to the compressor. When the solenoid valve coil is energizing for cooling, the piston in the reversing valve to the low pressure (high pressure) reverse positions in the reversing valve. In addition to a reversing valve, a heat pump is equipped with an expansion device for the indoor coil, and similar equipment for the outdoor coil is provided with a defrost... -
Page 15: Outdoor Thermostat
Outdoor Thermostat 8. Gas valve(s) de-energizes. The induced draft blower continues operation for a 30-second post-purge. For optimal performance, a dual fuel thermostat with NOTE: Induced draft blower remains at low speed (or an outdoor temperature sensor should be used. switches from high to low if operating at high stage TSTATGTS3275 (Emerson Dual Fuel thermostat) heat) for the 30-second post purge. -
Page 16: Cooling
feature is selected on the defrost board. At this time, openings on the unit are considered internal static pressure. the reversing valve shifts from heat to cool position and As long as ESP is maintained, the unit will deliver the proper condenser fans shut off. -
Page 17: Pre-Operation Checks
9. Replace the heat exchanger door on the side of the unit. 10. Open the manual gas valve external to the unit. 11. Turn on the electrical power supply to the unit. 12. Set the thermostat to desired setting. Gas Supply And Manifold Check Rollout Protection on Burner Bracket Secondary Limit Control The secondary limit control is located on the top of the... -
Page 18: Gas Btu Input (Natural Gas Only Check)
6. Turn on power and energize main (M) solenoid. Do INLET GAS PRESSURE not energize the HI solenoid. 7. Measure gas manifold pressure with burners firing. Natural Min. 5.0" W.C., Max. 10.0" W.C. Adjust manifold pressure using the Manifold Gas Propane Min. -
Page 19: Heat Pump Start-Up Procedure Cooling
4. Relight all other appliances turned off in step 1. Be NOTE: If outdoor thermostats are installed the outdoor sure all pilot burners are operating. ambient must be below the set point of these thermostats for the heaters to operate. It may be necessary to jumper Main Burner Flame Check these thermostats to check heater operation if outdoor Flames should be stable, soft and blue (dust may cause... -
Page 20: Testing Defrost Thermostat
temperature rise will normally be obtained when the unit is operated at rated input with the recommended blower speed. If the correct amount of temperature rise is not obtained, it may be necessary to change the blower speed. A higher blower speed will lower the temperature rise. -
Page 21: Limit Check
Depending upon the model, blower speeds are changed at the indoor blower. The ignition control board has four blower speeds: LOW HEAT, HI HEAT, LOW COOL and HIGH COOL. NOTE: FAN ONLY energizes at LOW HEAT speed. The DP3DM models are equipped with EEM motors. EEM motors are constant torque motors with very low power consumption. -
Page 22: Checking Subcooling
Checking Subcooling for targets on each model. NOTE: Units with a TXV should be charged to Subcool- ing only. (Units with Expansion valve (TXV)) SUBCOOLING FORMULA = SATURATED LIQUID LINE Single Stage Cooling Application: Refer to the Design Su- TEMPERATURE - LIQUID LINE TEMPERATURE perheat &... -
Page 23: Troubleshooting
TROUBLESHOOTING • Check the supply and manifold pressures • Check the gas orifices for debris • Check gas valve for proper operation Ignition Control Error Codes • Check flame sensor The following presents probable causes of questionable A drop in flame signal can be caused by nearly unit operation. -
Page 24: Rollout Limit
power during a heating cycle may also cause the low operating pressures due to a loss of refrigerant. auxiliary limit to open. The automatic reset secondary Compressor operation will be disabled if either of limit is located on top of the circulator blower assembly. these devices opens. -
Page 25: Flue Passages (Qualified Servicer Only)
carefully cleaning the flame sensor with steel wool. NOTE: After cleaning, the microamp signal should be stable and in the range of 4 - 6 microamps DC. Burner Flame WARNING To avoid personal injury or death due to electric shock, do Flame Sensor not remove any internal compartment covers or attempt any adjustment. -
Page 26: Accessories And Functional Parts
For further information on the yearly inspection, consult the User Manual. It is recommended that a qualified servicer inspect and service the unit at least once each year. Turn the unit on at the thermostat. Wait a few minutes, since any dislodged dust will alter the normal flame appearance. -
Page 27: Appendix
APPENDIX TROUBLESHOOTING DIAGNOSTIC STATUS CHECK LED - RED NORMAL OPERATION − CHECK INPUT POWER NO POWER OR INTERNAL CHECK FUSE(S) CONTROL FAULT REPLACE CONTROL GAS FLOW GAS PRESSURE 1 FLASH IGNITION FAILURE GAS VALVE FLAME SENSOR CHECK PRESSURE SWITCH 2 FLASHES PRESSURE SWITCH OPEN CHECK TUBING CHECK VENT MOTOR... -
Page 28: Ignition Control Diagnostic Indicator Chart
IGNITION CONTROL DIAGNOSTIC INDICATOR CHART Red Light Signal Refer to Abnormal Heating or Cooling Operation Sections of this Manual Internal Control Failure 1 Flash External Lockout 2 Flashes Pressure Switch Stuck Open 3 Flashes Pressure Switch Stuck Closed 4 Flashes Thermal Protection Device Open 5 Flashes Flame Detected with Gas Valve Closed... -
Page 29: Unit Dimensions
UNIT DIMENSIONS Unit Dimensions (Inches) Chassis Model Height Size DP3DM 24-36 34 1/2 Medium DP3DM 42-48 42 1/2 Large Duct Openings Model Supply Return DP3DM 24-36 DP3DM 42-48... -
Page 30: Wiring Diagrams
WIRING DIAGRAM DP3DM[24-48] [060/080/100] 41** SEE NOTE 7 S R C SEE NOTE 8 COMP SEE NOTE 4 RCCF C-RV R-PS1 O-RV LVDR BL/PK BL/PK HVDR R-DFT P1 - PIN # 1 SEE NOTE 2 P1 - PIN # 6 P1 - PIN # 8 P1 - PIN # 3 P1 - PIN # 5... - Page 31 WIRING DIAGRAM DP3DM [24-48] [060/080/100] 41** SUPPLY VOLTA GE 208-230/1/60 COMPONENT LEGEND SEE NOTE 7 AUXILLARY LIMIT SWITCH FACTORY WIRING CONTACTOR CRANKCASE HEATER LINE VOLTAGE SEE NOTE 8 CRANKCASE HEATER SWITCH LOW VOLTAGE CONDENSER MOTOR COMP OPTIONAL HIGH COMP COMPRESSOR RCCF VOLTAGE DEFROST CONTROL BOARD...
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Page 32: Blower Performance Data
BLOWER PERFORMANCE DATA DP3DM2406041** - Rise Range: 25°-55°F E.S.P Cooling Speed Cooling Speed Cooling Speed Stage Heating Speed Stage Heating Speed WATTS RISE WATTS RISE WATTS WATTS WATTS 1069 1054 1174 1020 1007 1134 1093 1050 1007 DP3DM3008041** Rise Range: 35°-65°F E.S.P Cooling Speed Cooling Speed... - Page 33 BLOWER PERFORMANCE DATA DP3DM4210041** Rise Range: 35°-65°F E.S.P Cooling Speed Cooling Speed Cooling Speed Stage Hea�ng Speed Stage Hea�ng Speed WATTS RISE WATTS RISE WATTS WATTS WATTS 1098 1423 1354 1520 1648 1038 1375 1296 1475 1599 1322 1237 1430 1549 1275 1178...
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Page 34: Start-Up Checklist
START-UP CHECKLIST Residential Package - (Indoor Section) Model Number Serial Number ELECTRICAL Line Voltage (Measure L1 and L2 Voltage) L1 - L2 Secondary Voltage (Measure Transformer Output Voltage) R - C Blower Amps Heat Strip 1 - Amps Heat Strip 2 - Amps BLOWER EXTERNAL STATIC PRESSURE Return Air Static Pressure IN. - Page 35 THIS PAGE IS INTENTIONALLY LEFT BLANK...
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Page 36: Customer Feedback
CUSTOMER FEEDBACK We are very interested in all product comments. Please fill out the feedback on one of 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. PRODUCT REGISTRATION Thank you for your recent purchase.
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