Page 2 - ed in this; WARNING; PROP 65 WARNING; Cancer and Reproductive Harm -
Only personnel that have been trained to install, adjust, service or repair (hereinafter , “service”) the equipment specifi ed 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 3 - TABLE OF CONTENTS; INTRODUCTION; COMMISSIONING THE DAIKIN; REFERENCES
3 TABLE OF CONTENTS INTRODUCTION Features and Benefits ............................................................................................... 6 How to Use the Quick Reference Cards .................................................................. 8 Equipment Compatibility ....................
Page 5 - Introduction
Page 6 - Features and Benefits; Designed with quality components
6 Features and Benefits Designed with quality components The high-resolution color touch screen display is protected by the same toughened glass used in smart phones.The anodized aluminum bezel and dial are precision manufactured. The surfaces have a fine bead blast with a warm hued anodized finish....
Page 8 - How to Use the Quick Reference Cards; There are quick reference cards packaged with the Daikin; the bar code on the; bottom left; corner will
8 How to Use the Quick Reference Cards There are quick reference cards packaged with the Daikin One + to help answer questions during the installation and commissioning. Scanning the bar code on the bottom left corner will link you to a website related to the title of the card. For further details o...
Page 9 - Equipment Compatibility; The Daikin
9 IN TR OD UC TIO N Equipment Compatibility The Daikin One + offers two-way communication when combined with Daikin’s smart inverter HVAC systems, serving as a cloud-connected hub and controller for communicating HVAC systems. Indoor Unit Furnace Coil Air Handler/Blower DM97MC DC97MC DM96VC DC96VC D...
Page 12 - One; ’ from the floor; – On an; interior wall; using the included screws.
12 Standard Surface Mount Optional Flush Mount 72 ° The Daikin One + smart thermostat comes with an attractive surface mount and trim bezel as standard. Mounting the Daikin One + Smart Thermostat » You do not need the trim plate to mount the thermostat. » Screws included are designed to mount in she...
Page 13 - Wiring Thermostat to Communicating Systems
13 IN ST AL LIN G » Maximum wire distance between the Daikin One + and the indoor unit should not exceed 125 feet using 18-gauge wire . » For installing the Daikin Fit outdoor system, it is strongly recommended (for best results) to use 18-gauge wire . » Check for proper voltage before and after wir...
Page 14 - R C G; R C; Daikin; only; If wired incorrec tly you will receive a; Wiring Diagrams
14 R C G W1 W2 Y1 Y2 O DE HUM 1 2 R C G W1 W2 Y1 Y2 O DE HUM R C W1 Y1 Y2 L O 1 2 R C W1 Y1 Y2 L O 2 C R Daikin One+ 9 pin 7 pin Indoor Unit Outdoor Unit 1 » Communicating indoor units supplied with a 9 pin connector only , will move the connector to the far left to pair R, C, G, W1 on the 9 pin wit...
Page 15 - IN
15 1 2 R C1 2 R C G W1 W2 Y1 Y2 O DE HUM 1 2 R C1 2 R C W1 Y1 Y2 L O 2 C R Daikin One+ 4 pin 4 pin Indoor Unit Outdoor Unit 1 IN ST AL LIN G » Communicating indoor units with a 4 pin connector supplied , will match 1, 2, R, C on the 4 pin with 1, 2, R, C on the indoor PCB . » Communicating outdoor u...
Page 16 - Communicating 2 Stage Heat Pump
16 * The terminals are selected in the Daikin One + installer wizard. Note: It is recommended to use a minimum of 18-Gauge wire. Maximum operating length of wire is 125 ft. A 24V AC control signal must be routed through the aux contacts. Note: It is recommended to use a minimum of 18-Gauge wire. Max...
Page 17 - Communicating FIT System with AHU; Communicating; Communicating
17 Note: It is required to use a minimum of 18-Gauge wire. Maximum operating length of wire is 125 ft. Communicating OUTDOOR UNIT (DX17VSS) Compatible Communicating INDOOR UNIT Daikin One+ Smart Thermostat Communicating FIT System with AHU Plug & Play System; Only four wires required to connect ...
Page 18 - Communicating Furnace with; Communicating INVERTER; INTERFACE ADAPTER-AOR; INSTALLATION MANUAL
18 Daikin One+ Smart Thermostat Daikin One+ Smart Thermostat Wiring Diagrams (cont'd) Communicating Furnace with 24v Legacy Air Conditioner Interface Adapter-AOR DTA119A71 Installation Manual Note: It is reccomended to use a minimum of 18 - Gauge wire. Maximium operating length of wire is 125ft. Not...
Page 19 - How to Wire a Humidifier to a Daikin Furnace
19 HUMIDIFIER NEUTRAL 24 VOLT COMMON HUM-OUT HUM-IN HUM-OUT HUM-IN HUMIDIFIER R L1 IN ST AL LIN G » The indoor furnace control is equipped with a dedicated humidification relay which is available through ¼ inch terminals HUM-IN and HUM-OUT » HUM-IN must be powered with the desired voltage (24 VAC fr...
Page 20 - The following steps require no power to be applied.; BEFORE; After fixing all the wiring issues apply power; Wiring Troubleshooting
20 The following steps require no power to be applied. – Check for any loose, disconnected, broken, or shorted wires between all connected components BEFORE applying power – No short between Data 1 or Data 2 wires and R (24 VAC) or C (24 VAC common) – Check for Data 1 and Data 2 wires reversed at th...
Page 21 - Follow the steps below to measure and achieve 0.6 VDC bias value.; For a view of the DS1 switch on the outdoor; Fit
21 – Follow the steps below to measure and achieve 0.6 VDC bias value. – Turn OFF the thermostat and make sure the system is idle – Take Bias readings on the outdoor Heat Pump or Air Conditioner – Measure DC voltage between 24 VAC common to Data 1 = D1 VDC – Measure DC voltage between 24 VAC common ...
Page 27 - System Power-up Sequence
27 System Power-up Sequence Follow the instructions to wire the Daikin One + smart thermostat with the communicating indoor and outdoor systems. Mount the thermostat and power ON the indoor and outdoor units. The Daikin One + smart thermostat gets power from the indoor unit. Follow the steps mention...
Page 30 - Commissioning the Daikin
30 » The welcome screen displays basic instructions upon powering the thermostat. Select the right language and "use large font” if desired, then click continue. » Select the right equipment type. Unitary is the default, so just click continue if you have unitary eqipment. » Under "setup opt...
Page 33 - Tapping the; personalization tab; allows you to edit
33 CO MMIS SIO NIN G Begin Set-up / Personalization Step 2 – Personalization » Tapping the personalization tab allows you to edit default information. » Personalization displays: – Language. – Use Large Font. – Date & Time. – If Wi-Fi is connected, date & time set automatically. – Thermostat...
Page 34 - Reference to Menu Outline; Step 3 – Equipment set-up
34 Reference to Menu Outline » For a detailed view of menu and sub-menu settings, refer to the Menu Outline Overview by visiting https://daikinone.com/smart_thermostats/ oneplus/pros/ DaikinOnePlus-CommissioningMenuOutline.pdf » Menus and sub-menus will display or not depending on the type of indoor...
Page 35 - How to Configure Humidifier on Modulating and
35 CO MMIS SIO NIN G How to Configure Humidifier on Modulating and 2-stage Furnaces » Refer to the How to Wire a Humidifier to a Daikin Furnace section under Installing the Daikin One + smart thermostat section for details on wiring a humidifier directly to a furnace. » For 2-Stage furnaces, the Dai...
Page 36 - How to Configure Heat Kit
36 » Navigate to heater kit size sub-menu under the Air Handler Insxtaller Wizard > equipment setup > air handler > heater kit > size (kW) > Select the heater kit size by scrolling available ‘size(kW)’ options. » If required, adjust ‘electric heat airflow trim’ Installer Wizard > e...
Page 37 - heat lockout temp; Heat pump lockout temperature:; pump lockout temp; Balance point lockout temperature:; Only the gas furnace will turn on below this lockout temperature.
37 CO MMIS SIO NIN G ELECTRIC BACKUP HEAT » Auxiliary heat lockout temperature: – Auxiliary electric strip heat won’t run above this outdoor temperature. – Must be at least 10°F greater than heat pump lockout temperature. Installer Wizard > equipment setup > heat pump > heat pump settings &...
Page 38 - Unitary systems; – The aux heat can be set-up as primary or the secondary source of
38 Begin Set-up / Equipment Set-up (cont'd) Aux Heater Heat Source Set-up » Aux heat is supported in Unitary, VRV and SkyAir (P1P2), and single/ multi-split (S21) systems. This document covers Unitary systems . » The thermostats aux outputs are dry contacts that close the connection to turn on the a...
Page 39 - – The thermostat aux heat source is automatically the primary; Set-up aux heat source
39 CO MMIS SIO NIN G » For systems with AC-only outdoor units – The thermostat aux heat source is automatically the primary heat source. – Emergency heat mode will not appear » If the indoor unit is a gas furnace or an air handler with electric strip heat, all of these “aux heat” sources will be tre...
Page 40 - Heat Pump as Primary Heat Source
40 Heat Pump as Primary Heat Source With the heat pump as the primary heat source the heat pump will used to maintain the heat set-point. » The demand-based control algorithm in the thermostat will determine when the aux heat source is needed to supplement the heat pump. » The heat pump lockout and ...
Page 41 - » Heat pump lockout is adjustable from -20°F to 65°F in 5°F; based control of aux heat demand allows for the; T on and T off; provide an alternative control method to have the
41 CO MMIS SIO NIN G » Heat pump lockout is adjustable from -20°F to 65°F in 5°F increments. (required, default 15°F) » Aux heat lockout is adjustable from -10°F to 75°F in 5°F increments. (optional, default 50°F) » Aux heat demand – T on and T off based control of aux heat demand allows for the fol...
Page 43 - Notes on Aux Heat
43 CO MMIS SIO NIN G Notes on Aux Heat » The aux heat source must always have a self-protection mechanism to turn off if overheating is detected since the indoor unit fan may be turned off unexpectedly for defrost operation or due to a system error. » A thermostat aux heat source should not be added...
Page 44 - Aux Humidifier and Dehumidifier Wiring; Accessory Hookup to
44 Aux Humidifier and Dehumidifier Wiring » Aux dehumidifiers and humidifiers are supported in Unitary systems. » The thermostats aux outputs are dry contacts that close the connection to turn on the aux equipment. » A 24V AC control signal must be routed through one of the aux contacts of the therm...
Page 45 - Aux Humidifier Set-up on the Daikin; » Click on “add equipment”
45 CO MMIS SIO NIN G Aux Humidifier Set-up on the Daikin One + » Click on “add equipment” Ú “aux humidifier” » Select “connection” and “aux 1” or “aux 2” as appropriate » Default control: “on with heat and hum” » Select control to change to the “on with heat” or "on with hum" control option,...
Page 47 - Aux Humidifier and Dehumidifier Operations
47 CO MMIS SIO NIN G Aux Humidifier and Dehumidifier Operations » Aux dehumidifier operation – Dehumidification turns on whenever the measured humidity level rises above the dehum set-point. – Dehumidification turns off when the measured humidity drops more than 3% below the dehum set-point. » Aux h...
Page 48 - Step 4 – System Optimization; System optimization displays:; Inverters only
48 Step 4 – System Optimization System optimization displays: » System test. – Inverters only » Charge mode – Inverters only » Optional test » Error history – Logs alerts with an error code – White = not critical – Yellow = critical » Calibration » Status Begin Set-up / System Optimization
Page 49 - How to Run System Test for Inverter Outdoor Units; “test running”
49 CO MMIS SIO NIN G How to Run System Test for Inverter Outdoor Units Navigate to system optimization > system test > run test » On initial power-up the inverter heat pump or air conditioner will display code E11, signaling that initial system test must be run. » System test is required to ch...
Page 50 - FOR PROPER CHARGING OF A SYSTEM, SEE EQUIPMENT; How to Use Charge Mode; one hour
50 FOR PROPER CHARGING OF A SYSTEM, SEE EQUIPMENT INSTALLATION MANUAL. How to Use Charge Mode Navigate to system optimization > charge mode > run test » Charge mode allows for the contractor/technician to monitor system performance and top off the charge if needed. » System operates for a dura...
Page 51 - How to Calibrate Temperature; Calibration; : thermostat must be in; OFF
51 CO MMIS SIO NIN G How to Calibrate Temperature Navigate to system optimization > calibration > temperature calibration » To calibrate or make adjustment to the thermostat displayed temperature drag the offset up or down. » Adjustment can be made -7°F to +7°F in 1°F steps. » Calibration : th...
Page 53 - How to Check System Operational Information
53 CO MMIS SIO NIN G How to Check System Operational Information Navigate to system optimization > status » The status menu displays data pertaining to the selected equipment » The scrollable list can be accessed any time by returning to the installer set-up screen
Page 54 - Step 5 – Preferences; Preferences
54 There are four preference settings to choose from in order to optimize your systems performance. » Cool/Heat » House settings » Dealer information » Reminders Note: Changing preferences is not required, but reminders and dealer contact information should be input. Step 5 – Preferences Preferences
Page 55 - Once the equipment has been added, a
55 CO MMIS SIO NIN G » The number of reminders available is based on the installed equipment and accessories. » Once the equipment has been added, a 1 – 24 month service reminder can be selected for the installed equipment. Note: Complete setup shown below. How to Create Reminders
Page 57 - Complete
Page 58 - Dealer Navigation
58 » Select the settings menu icon at the top left of the main screen. » Scroll to the bottom of the list and select "dealer edit" » Select "continue" and enter the 4-digit PIN as shown in the screens below. How to return to Dealer Edit mode (Begin set-up) Returning to the dealer edi...
Page 60 - The top value displays the target humidification level.
60 How to Set-up Humidification and Dehumidification Set-points On the homeowner menu navigate to settings > humidity > target humidity » The top value displays the target humidification level. » The bottom value displays the target dehumidification level. » Drag either value left or right to ...
Page 63 - References
Page 64 - FAQs; What are the support resources available?; What to do if equipment isn't found during discovery mode?
64 FAQs 1. What are the support resources available? 1. a. For general support for the Daikin One + smart thermostat – call 1-855-daikin1. 2. b. For troubleshooting* and error codes – call 1-855-daikin1 (*For optimal support experience, dealers/installers must be on site before calling our troublesh...
Page 66 - Support and Resources; Homeowner
66 Support and Resources If you encounter any issues or would like assistance with setting up your Daikin One + smart thermostat: CONTACT DAIKIN SUPPORT AT 1-855-DAIKIN1 TO BE CONNECTED WITH OUR SUPPORT TEAMOther resources: – Go to www.daikinone.com and click on the banner to access homeowner site a...
Page 67 - + Smart Thermostat Commissioning Menu Outline; the latest thermostat software will download to your thermostat; Menu Outline Table of Contents
67 REF ER EN CE S » Daikin One + Smart Thermostat Commissioning Menu Outline for Unitary equipment is available online: https://daikinone.com/smart_thermostats/oneplus/pros/ – the latest thermostat software will download to your thermostat if you connect it to WiFi. Menu Outline Table of Contents
Page 69 - Important Notes; This equipment has been tested and found to comply with the
69 REF ER EN CE S Important Notes NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This e...
Page 70 - Install the thermostat; Quick Reference Card Details
70 72 ° Trim plate (optional) Terminal plate Screws Thermostat Scanning the bar code on the bottom left corner will link you to a website related to the title of the card. Scanning the bar code on the bottom left corner will link you to a website related to the title of the card. Dealers Install the...
Page 71 - Notes
Page 76 - For more information:
For more information: Sales and Technical Suppor t: 1-855-DAIKIN1 www.daikincomfor t.com or daikinac.com PM-ONE+ ST_11-23 www.daikincity.com 2023