Daikin M Series Installation Instructions Manual

15.2 seer2 with r-410a 2-4 ton single package gas-electric heating & cooling unit

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DP5GM 15.2 SEER2 "M" SERIES WITH R-410A 2-4 TON

SINGLE PACKAGE 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.

RECOGNIZE THIS SYMBOL

AS A SAFETY PRECAUTION.

Affix this manual and Users Information Manual

adjacent to the unit.

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

IOD-3026C

11/2023

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.

DO NOT BYPASS SAFETY DEVICES

These installation instructions cover the outdoor installation of

single package gas electric 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 Specifications 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

19001 Kermier Rd., Waller, TX 77484

www.daikincomfort.com

INSTALLATION INSTRUCTIONS

WARNING

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Page 1 INSTALLATION INSTRUCTIONS DP5GM 15.2 SEER2 "M" SERIES WITH R-410A 2-4 TON SINGLE PACKAGE 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...
Page 2: Table Of Contents
Fan Only ..............14 Startup, Adjustments, and Checks ........14 EQUIPMENT SUPPORT Heating Startup ............14 DAIKIN COMFORT TECHNOLOGIES Gas BTU Input Check ..........16 Temperature Rise Check ..........16 MANUFACTURING, L.P. External Static Pressure Check ........17 19001 KERMIER ROAD Cooling Startup ............
Page 3 WARNING WARNING To avoid property damage, personal injury or death, do not Should overheating occur or the gas supply fail to shut use this unit if any part has been under water. Immediately off, turn off the manual gas shutoff valve external to the call a qualified service technician to inspect the uni y and to furnace before turning off the electrical supply.
Page 4: General Information
Specification sheets can be found at www.daikincomfort.com for Daikin® brand products. Within the website, please select the residential or commercial products menu and then select the submenu for the type...
Page 5 NOTE: When inspecting the unit for transportation damage, remove all packaging materials. Recycle or dispose of the packaging material according to local codes. AVERTISSEMENT WARNING CARBON MONOXIDE POISONING HAZARD RISQUE D'INTOXICATION AU MONOXYDE DE CARBONE Failure to follow the steps outlined below for each Si les étapes décrites ci-dessous ne sont pas suivies pour appliance connected to the venting system being placed chacun des appareils raccordés au système de ventilation...
Page 6: Unit Location
UNIT LOCATION • The base should also be located where no runoff of water from higher ground can collect in the unit. All Installations: • The top of the unit should be completely • For proper flame pattern within the heat exchanger unobstructed.
Page 7: Roof Curb Installations Only
• The unit may be installed directly on wood floors unit, center of gravity will cause condenser end to be lower or on Class A, Class B, or Class C roof covering than supply air end. material. Unit should be lifted by the 4 holes located at the base frame •...
Page 8: High Altitude Derate (U.s. Installations Only)
unit from having dependable ignition. In addition, gas input BTUH Furnace Input CFH = to the burners must not exceed the rated input shown Heating Value of Gas (BTU/Cubic Foot on the rating plate. Over firing of the unit could result in premature heat exchanger failure.
Page 9: Gas Piping Checks
NOTE: The unit gas supply entrance is factory sealed with 1. Vaporization rate, which depends on (a) temperature plugs. Keep plugs in place until gas supply is ready to be of the liquid, and (b) wetted surface area of the installed.
Page 10: Electrical Wiring
wiring must be connected between the unit control panel Sizing Between Single or Second Stage Regulator and Appliance* Maximum Propane Capacities Listed are Based on 1/2" W.C. Pressure Drop at and the room thermostat. 11" W.C. Setting. Capacities in 1,000 BTU/HR PIPE OR NOMINAL PIPE SIZE, TUBING...
Page 11: High Voltage Wiring
operate on 24 VAC and utilize a switch which opens on Refer to the unit wiring diagram for electrical connections. humidity rise. Refer to the unit wiring diagram for additional When installed, the unit must be electrically grounded in wiring details. accordance with local codes or in the absence of local codes, with the National Electrical Code, ANSI/NFPA No.
Page 12: Circulating Air And Filters
Single phase models are shipped without horizontal duct covers. If needed, these kits may be ordered through CAUTION Daikin’s Service Parts department. 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 13: Installation - Combustion Air Intake Hood
NORMAL SEQUENCES OF OPERATION 2. Slide screen over flanges on the lower flue hood. 3. Slide screen into hood. Heating 4. Using the three screws provided, attach the hood This unit is equipped with an ignition control that (with the opening facing down) over the flue exhaust automatically lights the main burner.
Page 14: Fan Only
3. The indoor blower will energize approximately 6 seconds later. Rollout Protection 4. The unit delivers cooling to the conditioned space until the thermostat is satisfied. 5. The compressor and outdoor fan will be de-energized when the thermostat opens. 6. The indoor blower continues to run at low cool speed for approximately 60 seconds after the thermostat is satisfied.
Page 15: Inlet Gas Pressure
4 of this manual. If having waited for five minutes and INLET GAS PRESSURE no gas smell is noted, move the gas control valve Natural Min 5.0” W.C., Max 10.0” W.C. switch to the ON position. Propane Min 11.0” W.C., Max 13.0” W.C. 9.
Page 16: Gas Btu Input Check
4. Attach a hose and manometer to the outlet pressure Gas BTU Input Check (Natural Gas Only) boss of the valve. To measure the gas input use a gas meter and proceed as 5. Turn ON the gas supply. follows: 6.
Page 17: External Static Pressure Check
3. Add the two readings together. NOTE: Both readings may be taken simultaneously and read directly on the manometer if so desired. 4. Consult proper table for quantity of air. If the external static pressure exceeds the minimum or maximum allowable statics, check for closed dampers, dirty filters, undersized or poorly laid out ductwork.
Page 18: Cooling Startup
2. Turn off the electrical power supply to the unit. SWITCH 3. Remove the heat exchanger door on the side of the • • • • • • • • unit by removing screws. 4. Move the gas control valve switch to the OFF position.
Page 19: Troubleshooting
b. Corresponding Temp. = 50°F NOTE: To adjust superheat, turn the valve stem c. Thermometer on Suction Line = 59°F clockwise to increase and counterclockwise to decrease. To obtain the degrees temperature of superheat, subtract 50.0 b. If subcooling is low and superheat is high, add from 59.0°F.
Page 20: Abnormal Operation - Heating
off. The diagnostic LED will then display the flash codes will open. Possible causes are restricted or blocked associated with the last five detected faults. The order of flue passages, blocked or cracked heat exchanger, a display is the most recent fault to the least recent fault. failed induced draft blower, or insufficient combustion air.
Page 21: Low Flame Signal
removing the power supply to the unit or it will automatically there must be a means of filtering all of the return air. The reset after one hour. Miswiring is the probable cause for filter(s) may be located in the return air duct(s), or return this fault.
Page 22: Main Burner Flame (Qualified Servicer Only)
2. Remove burner assembly by disconnecting the gas Cleaning Burners line and removing the manifold bracket from the If a strong wind is blowing, it may alter the airflow pattern partition panel. within the unit enough that an inspection of the burner 3.
Page 23: Accessories And Functional Parts
ACCESSORIES AND FUNCTIONAL PARTS Sheet Metal Accessories Additional accessories can be purchased to fit specific application needs. Parts and instructions are available from your distributor. Functional Parts FUNCTIONAL PARTS Auxi l i a ry Li mi t Swi tch Fl a me Rol l out Swi tch Bl ower Hous i ng Fl a me Sens or Bl ower Wheel...
Page 24: Appendix
APPENDIX 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 25: Unit Dimensions
UNIT DIMENSIONS Unit Dimensions (Inches) Chassis Model Height Size DP5GM24***41** 34 1/2 Medium DP5GM30***41** 34 1/2 Medium DP5GM36***41** 42 1/2 Large DP5GM42***41** 42 1/2 Large DP5GM48***41** 42 1/2 Large Unit Dimensions (Inches) Chassis Model Height Size DP5GM24***41** 34 1/2 Medium DP5GM30***41** 34 1/2 Medium...
Page 26: Wiring Diagrams
WIRING DIAGRAM HIGH VOLTAGE! ISCONNECT POWER BEFORE SERVICING ULTIPLE POWER SOURCES MAY BE PRESENT AILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH SUPPLY VOLTAGE 208-230/1/60 COMP RCCF C COMP SEE NOTE 4 SEE NOTE 3 SEE NOTE 2 POWER SUPPLY 208-230/1/60 SEE NOTE 3...
Page 27: Blower Performance Data
BLOWER PERFORMANCE DATA DP5GM3008041** - Rise Range: High Fire 35° - 65° DP5GM2406041** - Rise Range: 25° - 55° Low Fire 25° - 55° Low Heat High Heat Low Heat High Heat Low Cool High Cool Low Cool High Cool Rise Rise Rise...
Page 28: Cfm Output And Dip Switch Settings
CFM OUTPUT AND DIP SWITCH SETTINGS DP5GM CFM OUTPUT AND DIP SWITCH SETTINGS CFM Output CFM Output for DIP Switches 1-2 / Heating for DIP Switches 5-6 / Cooling MODEL SPEED Switch Switch Low Heat High Heat Switch Switch Low Cool High Cool DP5GM2406041** 1065...
Page 29: Homeowner's Routine Maintenance Recommendations
PACKAGE UNITS - Dual fuel & Gas HOMEOWNER’S Routine Maintenance Recommendations We strongly recommend a bi-annual maintenance checkup be performed by a qualified service agency before the heating and cooling seasons begin. Compressor WARNING The compressor motor is hermetically sealed and does not require additional oiling.
Page 30: 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 31 THIS PAGE IS LEFT INTENTIONALLY BLANK.
Page 32: Customer Feedback
CUSTOMER FEEDBACK Daikin Comfort Technologies 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.

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