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Summary of Contents for Daikin D2CND028A1AA
- Page 1 Servicing manual Wall-mounted condensing boiler D2CND028A1AA D2CND028A4AA D2CND035A1AA Servicing manual D2CND035A4AA English Wall-mounted condensing boiler D2TND028A4AA D2TND035A4AA...
- Page 2 Version Code Description Date ESIE17-09 Document release 1.11.2017 D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler ESIE17 - 09 / 2017.11...
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Page 3: Table Of Contents
....6.4 To commission the unit ........6.4.1 To commission the central heating .... 6.4.2 To commission the central heating capacity setting ........... 6.4.3 To commission the domestic hot water OPERATION 7.1 User interface ............7.2 Operating The Appliance Switching ON D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler ESIE17 - 09 / 2017.11... -
Page 4: General Informations
Indicates a situation that could result in death or APPLIANCE INFORMATIONS serious injury. This Daikin product is a wall-mounted gas-fired condensing combi boiler that can supply heat to central heating systems, CAUTION as well as supply domestic hot water. Depending on settings,... -
Page 5: Dimensions
P03 parameter value. The appliance keeps running until Bottom View of Model D2CND028A1AA D2CND035A1AA the temperature reaches 20°C. To enable this function, the appliance must be connected to the power supply and its main gas valve must be open. -
Page 6: Appliance Structure And Components
21 Boiler pump 22 By-pass 23 Boiler pump 24 Domestic hot water flow sensor 25 Domestic hot water flow limiter 26 Internal filling valve (Only in models D2CND028A1AA, D2CND035A1AA) D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler ESIE17 - 09 / 2017.11... -
Page 7: Techical Specification
High-temperature regime means 60°C return temperature at heater inlet and 80°C flow temperature at heater outlet. b Low temperature means for condensing boilers 30°C, for low-temperature boilers 37°C and for other heaters 50°C return temperature (at heater inlet). D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual... -
Page 8: Wiring Diagram
2 Appliance information 2.5 Wiring diagram figure-28a, Electrical wiring diagram (D2CND028A1AA,D2CND028A4AA, D2CND035A1AA, D2CND035A4AA) figure-28b, Electrical wiring diagram (D2TND028A4AA,D2TND035A4AA) D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler ESIE17 - 09 / 2017.11... -
Page 9: Maintenance
O-rings are c Gasket placed. d Condensate Trap Cap (1) D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler ESIE17 - 09 / 2017.11... -
Page 10: Minimum Installation Clearances
The water inside the plated heat exchanger will flow from the water tap. Note that a small amount of water may dwell in heat exchanger. D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler... -
Page 11: Opening The Appliance
Pull control panel forwards (5 ). a Control panel Unscrewing the control panel a Front cover Removing the front cover D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler ESIE17 - 09 / 2017.11... -
Page 12: Cable Group Removal
Dismantle wire connector of gas valve (9). • Dismantle wire connector of ionization electrode (10). (10) Refer to 4.6.1 D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler ESIE17 - 09 / 2017.11... - Page 13 Power supply cable (230 VAC) is connection to the wire harness. Therefore, all electrical leads connection must be taken out so that disconnect the power supply cable. D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler...
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Page 14: Fan Group Removal
• Re-assemble in reverse order. • Ensure the non-return flab mounted correctly (between gas manifold and fan ) (7). D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler ESIE17 - 09 / 2017.11... -
Page 15: Heat Exchanger And Burner Removal
Unscrew the screws that connect hermetic cabinet and right cover (2). Note: Ensure the flue gas pipe’s gaskets (a) mounted cor- rectly during the re-assemble. D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler... -
Page 16: Heat Exchanger Cleaning
(16) NOTICE Burner gasket must be replaced in every burner cleaning(opening the burner hood) (14). D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler ESIE17 - 09 / 2017.11... -
Page 17: Return Hydroblock( Pump Group) Removal
When pump stucks, the screw is pushed which locate at the figure by help of the screwdriver. • Re-assemble in reverse order. D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler ESIE17 - 09 / 2017.11... -
Page 18: Flow Hydroblock Replacement
Remove the fastening clips (refer to Section 4.5). seal on the sensor threads (7). • Remove the safety pin (refer to Section 4.5). D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler ESIE17 - 09 / 2017.11... -
Page 19: Syphon Part Removal
Take out the expansion vessel from the appliance (4). (1,2) INFORMATION Ensure the syphon part’s o-ring and gaskets mounted correctly. • Re-assemble in reverse order. D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler ESIE17 - 09 / 2017.11... -
Page 20: Plate Heat Exchanger Removal (Only C- Model)
(1). • Remove the plate heat exchanger from the boiler’s left side (2). • Re-assemble in reverse order. D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler ESIE17 - 09 / 2017.11... -
Page 21: Terminal (X1M) Removal
Section 4.3). • Undo the screws that connect the terminal (X1M) and control panel (9). • Re-assemble in reverse order. D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler ESIE17 - 09 / 2017.11... -
Page 22: Installation Informations
Open the front cover of the appliance as described in this When pressure exceeds 0.8 bar, the error code will dis- manual. appear and Daikin Eye light will turn to blue. Turn off the filling valve. To set natural gas, adjust screw on the gas valve to “1” posi- •... -
Page 23: Combining The Boiler With Options
DANGER X2M terminal is a high voltage terminal. Make sure that optionalsare connected to correct connector. D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler ESIE17 - 09 / 2017.11... -
Page 24: Gas-Air Ratio: No Need To Adjust
Status indicator b LCD screen f Cancel / Back c Right dial g Menu / Enter d Mode / Reset D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler ESIE17 - 09 / 2017.11... -
Page 25: Operation
Stand-by Central heating temperature setpoint. This is either the CH flow User When there is no heat demand, the Daikin eye shows this temperature, the room temperature, interaction with a kind of breathing pulsation of the blue and white LED. -
Page 26: Operating The Appliance Switching On
5 seconds while boiler is in any d Winter mode mode. e Full-off mode D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler ESIE17 - 09 / 2017.11... -
Page 27: Changing Temperature Setpoints
Room temperature setpoint is displayed. The room temperature setpoint can be adjusted from the user in- terface by means of left dial or from the Daikin room thermo- stat. icon is shown on the screen instead of the icon when central heating operation mode is enabled. -
Page 28: Domestic Hot Water Operation
When an error occurs, the normal behavior of the user inter- 7.7.1 Domestic Hot Water (DHW) Comfort Mode face is interrupted, and the status of the Daikin Eye is affect- ed. However, be aware that not all errors have the same effect Domestic hot water Comfort mode includes a domestic hot on the user interface and the Daikin Eye. -
Page 29: Menu Functions
Select an index between 00 and 14 with the right dial. Press the Back button to return to menu level 1 screen. a Change index with right dial D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler ESIE17 - 09 / 2017.11... -
Page 30: User Settings Menu
Detailed Explanations of User Parame- U10: Room temperature setpoint used by Daikin Opentherm ters RT during “Night mode”. Only visible in case Daikin Open- therm room thermostat is connected. U00: When using outdoor sensor, above this parameter value of outside temperature, boiler senses the season as summer To go into the User Settings menu, press the Enter Button and not activate central heating although there is demand. -
Page 31: Service Parameters (P)
P09: Capacity of the pump during central heating operation Min. CH flow temp. ºC 10 - 30 burner off, pump post run or frost protection functions. setpoint D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler ESIE17 - 09 / 2017.11... -
Page 32: Entering Service Parameters (P)
After changing parameter value; Turn left Push to apply change dial Push to cancel change D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler ESIE17 - 09 / 2017.11... -
Page 33: Dhw Solar Function
2. The outdoor sensor value is out of converting range, most burner operation. P12 parameter must be chosen according probably due to sensor error. to customer preference. D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler... -
Page 34: Effect Of Heating Slope To Ch Temperature
PCB at the level of µA. D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler... -
Page 35: Entering Scot Parameters
Push b Push In this step, C parameters can not be changed. You can only monitor the values of C parameters. D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler ESIE17 - 09 / 2017.11... -
Page 36: Manual Scot Calibration
(about 3 - 4 sec- onds). Therefore, ensure that flue gas analyzer is not mounted to measurement point on the flue duct during the calibration. D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler... -
Page 37: Sweeper Mode
To quit the sweeper mode, press ‘Menu/Enter’ and ‘Cancel/ Back’ buttons at the same time for 5 seconds.Sweeper mode will be deactivated and boiler will turn to normal operation mode. D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler... -
Page 38: Pump Control For By-Pass Opeariton
1. Isolate the unit from power mains. 2.Remove the control panel cover (refer to section 4.11) 3. Plug the related BCC to PCB X8 terminal as shown (1). Make sure the correct BCC is plugged. D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler... -
Page 39: Plugging Wrong Bcc
8 . After “Fin“ the boiler restarts immediately like Power On 6. Apply the steps described described in “BCC installation procedure”. and it works with the new Parameters from the BCC. D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler... -
Page 40: Troubleshooting
D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler ESIE17 - 09 / 2017.11... - Page 41 Reset the boiler. Make a manual Parameter E1-69 calibration. If problem repeats, CRC error replace the PCB. D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler ESIE17 - 09 / 2017.11...
- Page 42 BCC update Re-update the BCC. BCC-ID of internal UA-66 Be sure correct BCC is plugged. EEPROM is inconsistent D2CND028A1AA + D2CND028A4AA + D2CND035A1AA + Servicing manual D2CND035A4AA + D2TND028A4AA + D2TND035A4AA Wall-mounted condensing boiler ESIE17 - 09 / 2017.11...
- Page 44 DAIKIN ISITMA VE SOĞUTMA SİSTEMLERİ SAN.TİC. A.Ş. Küçükbakkalköy Mah. Kayışdağı Cad. No: 1 Kat: 21-22 34750 Ataşehir İSTANBUL / TÜRKİYE Tel: 0216 453 27 00 Faks: 0216 671 06 00 Çağrı Merkezi: 444 999 0 Web: www.daikin.com.tr ESIE17-09 / 2017.11...
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Questions and answers
**** motor part number
The motor part for the Daikin D2CND028A1AA is the 3 Way Valve Motor (Stepper Motor). The specific part number is not provided in the context.
This answer is automatically generated