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C230 ECO-A 80 - DeDietrich Boilers

1. THALTA Hoo Fig 24 Resetting factory setting se Dietrich C230 ECO A 9 Commissioning 9 1 8 Setting manual operation symbol In some cases it may be necessary to set the boiler to manual 3x operation for example when the controller has not yet been v connected The boiler can be set to automatic or manual operation under the symbol Do this as follows un Press the key several times until the symbol flashes in the menu 4 bar N O 618 7 Press the key once either the minimum flow temperature or Aue lo only if an external sensor has been connected will appear in the display the flow temperature is determined by the internal heating curve BL Te EEH Dr or 5 SI F 20 C minimum flow temperature will appear in the display Press the key to increase this value in manual operation temporarily SO EEH Confirm with the key The boiler is now set to manual operation Press the 3 key once to exit manual operation the boiler enters operating status Manual operation keeps active after power breakdown Fig 25 Setting manual operation 9 2 Commissioning A Ensure that the boiler is disconnected from the power supply Remove front panel Open the main gas cock Check the electrical connections including earth Fill the boiler and the system with water minimum pressure 11 6 psi 0 8 bar Vent the system Fill the trap with clean water Check the
2. 150 1006 100291 Gasket strip Neoprene 20x6 mm 10 m 1007 S100539 Grommet 60 mm 5 pc s 1008 S100614 Grommet set red blue yellow 1009 S100603 Sealing slip ring 160 1010 Boiler heat exchanger 52481 Section left hand end 2001 52482 Section intermediate 2002 S52480 Section right hand end 2003 S57040 Service set plug 5 pc s 2003 544698 Temperature sensor Elmwood NTC 12K 007 2004 S 100604 Electrode ignition ionization 2005 S35458 Gasket for sight glass 5 pc s 2006 S100554 Inspection glass including mounting frame 2007 S100535 Screw M4x8 10 pc s 2008 S100592 Hose pillar 6mm 3 8 2009 S553489 Gasket for electrode ignition ionization 10 pc s 2012 S100550 O ring 37 69x3 53 10 pcs 2013 S100557 Return water distribution pipe length 270 80 kW 2014 S100558 Return water distribution pipe length 370 120 kW 2014 S100559 Return water distribution pipe length 470 160 kW 2014 S100560 Return water distribution pipe length 570 200 kW 2014 S100582 Return connection 2015 S855703 Filling and draining cock 2016 30629 Round cable silicon rubber red per meter 2017 S100545 Front plate heat exchanger 80 kW 2018 S100547 Front plate heat exchanger 160 kW 2018 S100548 Front plate heat exchanger 200 kW 2018 S100546 Front plate heat exchanger 120 kW 2018 S100556 Nut hexagonal M8 25 pc s 2019 S100549 Pin M8 25 pc s 2020 S100561 Tie rod set m08 3 sections 2021 S100562 Tie rod set m08 4 sections 2021 S100563 Tie rod set
3. 59 Boiler off N 1 5 1 8 59 64 Hysteresis 1 8 10 64 212 Desired temperature Table 4 Analog input signal for temperature Analogue output based control The 0 10 V signal controls the boiler output between 0 and 100 where the minimum and maximum values are limited The minimum output is linked to the boiler s modulation depth This control is output modulated where the output varies between the minimum and maximum values on the basis of the value defined by the controller Jumper Input signal Boiler output Description 2 V 0 2 0 0 20 Boiler off 2 0 2 2 20 22 Hysteresis 2 0 10 20 100 Desired boiler output Dependent on the minimum modulation dept fan rotation speeds settings pre set 20 Table 5 Analogue input signal for boiler output Dietrich lt 8 Control and electrical connections C230 ECO A 8 5 4 Analogue input 0 10 V If this feedback message is received temperature or heat output can be selected The two are described briefly below Jumper 1 on the interface is used to select either temperature or boiler output 114492LTAL21H024a Fig 14 Jumper 1 Jumper Output Temperature Description 1 signal F V 0 5 Alarm N 1 10 50 212 Delivered temperature Table 6 Analogue output signal for temperature Jumper au tput Boiler output DESEHREO
4. F adjustable between 68 and 194 F 20 and 90 C Pump post circulation time 0 98 mins 99 is continuous Boiler control central heating on off 0 Central heating off 1 Central heating on factory setting 4 Display options 0 Simple display 1 Comprehensive display 2 Display automatically goes to simple after three minutes factory setting Consult our Technical department for further information and demands on the system The parameters can be changed at user level as follows 1 Press the key several times until the symbol flashes in the menu bar 2 Select the users menu using the key P appears the flashes 3 Press the key again min appears and flashes factory setting 4 Change the value by pressing the key or the key in this case for example to 15 min with the key 5 Confirm the value with the key appears the flashes 6 Press the J key twice the boiler enters the current operating status The IP 1 to P 4 settings can be changed in the same way as F lt 9 1 6 Changing parameters at service level with access code To prevent undesired settings some parameter settings can only be changed after the special access code A 2 is entered This code may only be used by qualified installers The following settings can be changed at user and service levels Dietrich 53 o 9 Commissioning Fact
5. Fig 17 Jumper 1 Jumper Output Temperature Description 1 signal F V 0 5 Alarm N 1 10 50 212 Delivered temperature Table 10 Analogue output signal for temperature Jumper ou tput Boiler output DOSEEIPNDON 4 signal mA 0 0 15 Boiler off 0 0 5 15 18 Alarm 2 0 10 20 100 Delivered boiler output Dependent on the minimum modulation dept fan rotation speeds settings pre set 20 Table 11 Analogue output signal for boiler output r Dietrich C230 ECO A 8 Control and electrical connections 8 Connection options of the optional expanded control protection PCB SCU S01 A A a ae a ae Ania we eT Hy TE 114492LTAL21H007c Fig 18 Expanded control protection PCB SCU S01 8 7 1 Flue gas damper control FgV In a cascade configuration a flue gas damper prevents flue gases from being discharged through a non operating boiler with flue gas cascade Therefore the boiler is suitable for flue gas overpressure systems Consult our Technical department Connect the flue gas damper to the FgV terminals of terminal strip X3 Also fit this flue gas damper if flue gases flow back when the boiler is in stand by mode The running time of the flue gas damper must be programmed with parameter 219 8 7 2 Hydraulic valve control HdV In a cascade configuration a hydraulic valve prevents heat loss when the b
6. 40 164 48 Maximum fuel input MBH kW 325 95 400 117 680 199 820 240 Minimum heat output MBH kW 63 24 78 25 133 33 160 44 Maximum heat output MBH kW 317 93 390 114 663 179 800 234 Efficiency Combustion gross CSA certified avg 96 0 potential up to 99 0 Thermal efficiency net 97 4 potential up to 97 6 Standby losses average lt 0 3 Gas amp Venting Gas type Type Natural gas propane LPG LNG consult factory Gas inlet connection size BSP inch Adapter required 1 BSP to 2 NPT Gas inlet pressure range eta 3 5 14 8 7 35 NOx emissions O2 0 dry ppm lt 20 inches Residual fan duty w c mbar 0 48 1 2 0 48 1 2 0 48 1 2 0 48 1 2 Flue gas vent diameter Inch mm 6 150 special vent starting adapter required Combustion air vent diameter Inch mm 6 150 special vent starting adapter required 79 330 81 390 109 631 50 144 760 66 Flue gas mass range Ib h kg h 36 150 37 177 286 345 G ANSI Z21 13 CSA 4 9 Gas vent category II or IV special venting as vent category types t ype BH only Max flue gas temp 104 86 F C 110 43 Condensate drain connection Inch mm 1 25 32 Water Heating return inch Adapter required 1 BSP to 2 NPT Heating supply inch Adapter required 1 BSP to 2 NPT Maximum water temp safety limit F C 230 110 Water temperature operating range F C 68 194 20 90 Water pressure range psi bar 11 6 1
7. CO percentage using the screw under the cap of the V2 coil on the gas block this can only be adjusted on the 230 160 and 230 200 models Check the flame through the inspection glass at full load the flame must not blow off and the burner s surface must not be red hot Checking and Pa values O2 CO gt 2 for natural gas H at full load Control Setting Control Setting l Fan speed rpm Boiler type margin BED Full load 3 a ppm 230 80 5100 230 200 5700 Table 15 Checking and setting values O gt CO for natural gas front housing removed Checking and a values O2 CO gt for natural gas H at minimum load Control Setting Control Setting Fan en rpm Boiler type margin margin margin margin Be EEE 2 13 100 Table 16 Checking and setting values O2 COz for natural gas front housing removed 7 Dietrich C230 ECO A 9 Commissioning Checking and P values O2 CO gt 2 for propane G31 at full load Control Setting Control Setting l Fan a i Boiler type margir lt a lt a rare a e ppm 230 80 Som oo zo water ters ne 10 Table 17 Checking and setting values O gt CO for natural gas front housing removed Checking and Ze values O3 CO for propane G31 at minimum load Control Setting Control Setting Fan en rpm Boiler type margin margin margin margin mage ee ee le ME Table 18 Checking and setting values O2 COz for natural gas front housing removed 15 c Set minimum
8. Connection is made with a two core cable to the On off OT terminals of terminal strip X6 not polarity sensitive Dietrich lt C230 ECO A 8 Control and electrical connections Wiring diagrams 8 2 oO nN S i x 2 O N SRT OF ARA 4 SR MSS OTERO N wg NR A GEG QOS O Ye A PRIMARY CONTROL UNIT PCU 01 Uk ST Bees e BE Vz x X03 X01 BL BR GY BK 7 D 77 23 1 Fr Ofm NcC No ll a ali er 0 10V 0 10V Status RQ RQ 2G IF 01 option T001863 B De Dietric 38 C230 ECO A WIRE COLORS BLACK COMPONENTS Flow sensor BLUE On off switch BROWN GREEN Blocking input Flue gas pressure switch 8 Control and electrical connections GRAY ORANGE RED WHITE YELLOW YELLOW GREEN Flow temperature Gas pressure switch Heat exchange sensor Release input Open Therm Outside Temperature sensor Pressure sensor Return sensor Valve leak proof system pressure switch Water pressure sensor OTm OT Tout Ps Rs VPs WPs PRIMARY CONTROL UNIT PCU 01 X06 X07 X08 X09 X10 X11 ze I on off B12 see 1 10 103 123456 1 22 305 46 7 10 89 MK
9. ECO A OOOO al v OOOO Ile Id OOOO BE 0 OOOO Biu OOOO lel ala v 4 OOOO eles 78 tim v OOOO Flo g v OE Te Vv 0000 OOOO El B OOOO El dg OOOO Elles tim y OOOO Plol 5 v OOOO Bax J c PS Vv a a f W7 Y Ot C 114402LTAL2IHO 158 Fig 35 Reading faults or control stops 11 Control stops and faults number of times that the fault has occurred in succession Hle burner operating hours since time of fault 5l status Slul sub status el i flow temperature F t return temperature F l4 outside temperature F El boiler block temperature F _ internal set point F F L ionization current yA OIE fan rotation speed rpm P water pressure inches w c Plo relative output supplied 11 5 1 Reading faults NL e Press the key several times until the A symbol flashes in the menu bar e Press the key lali XX will flash in the display together with the number of shutdowns that have been memorised e Press the or key to select either the control stops l4 or faults E e Press the key Ib XX will flash in the display together with the number of shutdowns that have been memorised e Press the or key to go forwards or backwards in the lis
10. Replace SU 01 These lock outs are not stored in the failure memory Table 19 Control stop codes 11 4 Fault codes The boiler displays the fault codes as follows El 2 the display shows the symbol and the fault code flashes The meaning of the fault codes can be found in the fault table see Table 20 In the event of faults proceed as follows e Note the fault code The fault code is needed to find the cause of the fault quickly and correctly and for any support from our Customer Care Department e Press the reset key for 2 seconds If the fault code continues to appear look for the cause in the following fault table and rectify the fault i If the display does not show RESET but SERVICE the boiler must be switched off and switched on again after 10 seconds before the fault can be reset Fault Description Storage unit parameter Safety parameters not in e Bad connection Defective sensor Sensor not correctly mounted Bad connection Defective sensor Sensor not correctly mounted Heat exchanger temperature sensor short circuited Heat exchanger temperature sensor open circuit Dietrich Check the cable bundle Check the cable bundle Replace the sensor if necessary Check if sensor is correctly mounted Check the cable bundle Replace the sensor if necessary Check if sensor is correctly mounted 71 11 Control stops and faults C230 ECO A Descriptio
11. a program option at user level see Section 8 1 6 8 5 Connection options for the optional 0 10 V control PCB IF 01 Fig 12 Jumper 2 114492LTAL21H006a 8 5 1 Connection status Nc If the boiler locks out a relay is de energized and the alarm can be transmitted via a potential free contact maximum 120 V 1 A on terminals Ne and C of terminal strip X4 8 5 2 OTm connection The interface uses OpenTherm to communicate with the boiler control The OTm connection on terminal strip X5 must therefore be connected to the OpenTherm OT input of the boiler control 42 Dietrich C lt C230 Eco A Fig 13 Jumper 2 114492LTAL21H023a 8 Control and electrical connections 8 5 3 Analogue input 0 10 V This control can be based on temperature or heat output optional The two controls are described briefly below Connect the 0 10 V signal to the interface input for analogue control Analogue temperature based control The 0 10 V signal controls the boiler flow temperature between 32 F 0 C and 212 F 100 C This control modulates on the basis of flow temperature where the heat output varies between the minimum and maximum values on the basis of the set point flow temperature calculated by the controller Jumper 2 on the interface is used to select either temperature or boiler output control Jumper Input signal Temperature Description 2 V F 0 1 5 32
12. and electrical connections 114492 LTALS HOSS Fig 19 Heating curve graph F factory setting C230 ECO A 8 7 6 To take advantage of the boiler s modulating operation during the entire heating season an outside temperature sensor available as an accessory can be used in combination with an on off control or connection Connect the on off control or connection to the On off terminals of terminal strip X6 on the standard control PCB PCU 01 and the outside temperature sensor to the Tout terminals of terminal strip X5 on the optional expanded control protection PCB SCU S01 The unit modulates with a heat demand from the controller or because of a connection to a flow temperature corresponding to the outside temperature see heating curve graph Outside temperature sensor Tout Fitting the outside temperature sensor Fit the external sensor protected against direct sunlight to the north or north west side of the building at a height of at least 8 feet 2 5 metres from ground level Do not fit the outside temperature sensor near windows doors ventilation grills and extractors etc Heating curve setting The maximum flow temperature setting is also the setting for the top of the heating curve i e the required flow temperature for an outside temperature of 5 F 15 C The baseline of the heating curve is also adjustable and can be changed at service level see Section 9 1 6 A linear relationship exists between
13. cast aluminium boilers Follow the manufacturer s instructions given LTS For further information a special document about water quality regulations is available from De Dietrich America s The regulations mentioned in this document must be followed As most systems contain a variety of metals it is considered good practice to provide some form of water treatment in order to prevent or reduce the following e Metallic corrosion e Formation of scale and sludge e Microbiological contamination e Chemical changes in the untreated system water A All scale or calcium deposits will reduce the efficiency of the boiler and should be prevented Suitable chemicals and their use should be discussed with a specialist water treatment company prior to carrying out any work environmental aspects health aspects The specification of the system and manufacturers recommendations must be taken into account along with the age and condition of the system New systems should be flushed thoroughly to remove all traces of flux debris grease and metal swarf generated during installation Take care with old systems to ensure any black metallic iron oxide sludge and other corrosive residues are removed again by power flushing ensuring that the system is drained completely from all low points 19 Dietrich 5 Water side connections lt P 35 20 30 40 AT C 114492LTAL21H031 Fig 4 Output control characteri
14. load press the key and when t 3 appears in the display minimum load has been set 15 d After minimum output has been reached check the CO percentage and compare it with the value in Table 18 If the CO level deviates from these values set the CO percentage using the correction screw of the pressure controller on the gas block for the 230 80 and 230 120 models adjustments are only made at minimum load The boiler is supplied with a number of basic settings burner control modulating on the basis of flow temperature maximum flow temperature 176 F 80 C If other values are required see Section 8 1 6 minimum load TOM FI Fig 27 Setting values CO for 230 160 and 230 200 15 e Remove measuring equipment and seal measuring points Sn ae 16 Check gas leakage control VPS if installed A 4 Then set the gas leakage control pressure switch to a switch WS pressure equal to 50 of the inlet pressure Check that the measured inlet pressure is not the higher closing pressure 17 Press the reset key to reset the boiler to user level 18 Heat the system up to roughly 176 F 80 C if possible and switch the boiler off 19 Vent the system and check the water pressure 20 The boiler is now ready for operation 21 Set the boiler control to the required values and write down the connected type of gas on the boiler type plate e g G290 362 b psi 25 mbar 2 22 Switch
15. m08 5 sections 2021 S100564 Tie rod set m08 6 sections 2021 544483 Nut hexagonal M8 10 pc s 2022 S100088 Washer 8 4mm 25 pc s 2023 S100538 Spring dish 20x8 2x1 0 20 pc s 2024 35208 Tapakit cement 2025 S100543 Fitting pen 8 x 20 10 pc s 2026 62122 Sealing cap 60 mm 2027 S100603 Sealing slip ring 160 2028 S100600 Clamp piece for flue gas outlet pipe 2029 S62288 Grommet for flue gas discharge pipe 2030 S 100593 Flue gas discharge pipe 2031 S100591 Sealing cap 2032 A 80 Vv Dietrich C230 ECO A Part S100588 S100589 S100590 S100587 S100291 S100542 S100536 S100552 S100586 S100532 S100567 S100533 S100544 S100566 S100565 S100575 S100617 S100573 S100611 S100576 S100574 3853553 553554 553555 55 988 S100581 S100580 S100616 S100579 S100598 S100597 S100613 S100618 S100572 556151 S100632 S100551 S100058 S100305 S100056 S100585 S100624 S100619 921473 914254 3100602 S100601 S100541 544483 546687 S100537 Description Top cover for condensate receiver tank 120 kW Top cover for condensate receiver tank 160 kW Top cover for condensate receiver tank 200 kW Top cover for condensate receiver tank 80 kW Gasket strip Neoprene 20x6 mm 10 m Bottom frame polyester Pipe PVC Siphon model P 32 Forward connection Plug 3 8 Boiler flow distribution pipe Plug 1 2 O ring 50 17x5 33 10 pc s Adapter ring Adapter ring 241 1 1 2x5 4 Premix burner Gas mu
16. the boiler on 1144928 TAL21H020a Fig 28 Setting values CO for 230 80 and 230 120 only minimum load 59 Dietrich 9 Commissioning Gas Gaz Gaz H G20 114492LTAL21H027 Fig 29 Check size and positioning of restrictor C230 ECO A TS If the CO with the 230 80 and 230 120 still deviates on full load adjust part load see point 15 c and 15 d check full load see point 15 b if the CO2 deviation is still too large check the size and placing of the restrictor natural gas 8 4 mm The following operating modes are now available 23 a Modulating operation The heat output of the boiler modulates on the basis of the flow temperature demanded by the modulating controller see Note in point 22 and Section 8 1 2 23 6 On off operation the boiler modulates between minimum and maximum heat output on the basis of the flow temperature set in the boiler see Section 7 3 2 9 3 Taking the boiler out of operation The boiler must be switched off for maintenance or repair work If the central heating system is not going to be used for a long time for example during holidays in frost free periods it is advisable to put the boiler out of operation 9 3 1 Boiler with frost protection out of operation for a long time e Set the controller low for example to 50 F 10 C The C230 ECO A will now only come into operation to protect itself against freezing de
17. the flow temperature defined by the modulating controller On off control where the heat output modulates between the minimum and maximum values on the basis of the flow temperature set in the unit This can be combined with an outside sensor so that the internal heating curve is used Analogue control 0 10 V where the heat output or temperature is controlled by a 0 10 V signal see Section 8 5 Only possible with optional O 10 V control PCB IF 01 Analogue control 0 20 mA where the heat output or temperature is controlled by a 0 20 mA signal see Section 8 6 Only possible with optional 0 20 mA control PCB N Dietrich C230 ECO A 8 Control and electrical connections 8 1 2 Modulating controls general The modulating nature of the boiler is used to maximum effect with a modulating controller If the controller demands heat the boiler supplies the heat output If the controller demands a flow temperature the boiler modulates to this value This increases the number of operating hours and drastically reduces the number of starts Combined with the fixed gas air mixture this results in greater efficiency The C230 Eco A can be connected to a modulating room control see section 8 1 3 8 1 3 Modulating room control The boiler is set up for communication via the OpenTherm protocol Modulating controllers can be connected according to the OpenTherm protocol The controller is mounted in a reference area
18. the heat exchanger flue gas side 10 2 4 Cleaning the burner 10 3 Cleaning the trap 10 4 Checking the ignition electrode 10 5 Checking for leaks 10 6 Checking water pressure 10 7 Putting boiler back into operation Dietrich Table of contents 11 Control stops and faults 11 1 General 11 2 Control stops and faults 11 3 Control stop codes 11 4 Fault codes 11 5 Control stop and fault memory 11 5 1 Reading faults 11 5 2 Deleting control stops or faults 12 Service parts 12 1 General 12 2 Exploded views 13 Technical specifications 13 1 Technical data 14 Efficiency information 14 1 Unit usable efficiency HR efficiency 14 2 Water side efficiency 14 3 Zero load losses 15 General information 15 1 Description of specifications 15 2 Accessories 15 3 Services 16 Application data 16 1 General 16 2 Air and flue gas application options 16 3 Hydraulic application options 16 4 Control options 16 5 Gas application options 17 Checklists records 17 1 Checklist for commissioning Commissioning record 17 2 Checklist for annual inspection inspection record 17 3 Checklist for maintenance maintenance record C230 ECO A Dietrich Preface C230 ECO A Preface This installation and service manual which contains a lot of practical information about the De Dietrich C230 ECO A a High efficiency central heating unit is mainly intended for installers It contains important instructions for safe a
19. the outside temperatures mentioned and the corresponding flow temperatures 8 7 7 The minimum gas pressure available as an accessory switch shuts the boiler down if the inlet gas pressure becomes too low Connect the minimum gas pressure switch to the Gps terminals of terminal strip X5 The presence of the gas pressure switch must be activated using parameter 2 7 in the setting mode Minimum gas pressure switch Gps 8 7 8 Gas leakage control VPS only for 230 160 and 230 200 boilers The gas leakage control checks and controls the safety valves on the gas block via a VPS system The test takes place when the boiler starts In the event of a leak in the gas block the boiler will lock out Connect the gas leakage control to the VPS terminals of terminal strip X5 The presence of a gas leakage control must be entered using parameter 3 l 48 Dietrich lt C230 ECO A 9 Commissioning 9 Commissioning 9 1 Control panel The boiler s control panel contains four function keys a menu key a service engineers key an on off switch and a display 114492LTAL21H008a Fig 20 Control panel 1 Display 5 Central heating temperature or key 2 Menu key 6 key 3 Service engineers key enter key or Service indicator 4 Escape or reset key 8 On off switch The display has four positions and several symbols and provides inf
20. 00 0 8 6 89 ASME MAWP 100 Boiler water content ae 3 2 12 4 2 16 5 3 20 6 3 24 Water resistance at d T 36 F ft H2O 5 52 4 52 5 69 6 02 d T 20 C mbar 165 135 170 180 Heating Surface area wetted ft2 m2 9 5 0 88 14 2 1 32 18 9 1 76 23 7 2 2 Electrical Main supply V P H 120 60 1 10 15 lt 15A max fuse disconnect Power consumption w o pump watt 4 125 4 193 4 206 4 317 IP IEC NEMA protection Rating IP 20 NEMA type1 Other Combustion air temperature F C 4 to104 20 to 40 Installation altitude ft m 4 500 1370 Dry boiler weight Lb kg 254 115 298 135 364 165 414 188 Floor area ft m 5 8 0 54 Noise level at 1m average dB A X 59 I 9003 front cover 7011 rear cover FO Feen RAL e peel at an Table 22 Technical data 83 Ve Dietrich o 14 Efficiency information C230 Eco A 14 Efficiency information 14 1 Unit usable efficiency HR efficiency Up to 108 4 with respect to Hi at Treturn 86 F 30 C 14 2 Water side efficiency a Up to 97 6 with respect to Hi at full load at an average water temperature of 158 F 176 140 F 70 C 80 60 C b Up to 105 7 with respect to Hi at full load an average water temperature of 104 F 122 86 F 40 C 50 30 C 14 3 Zero load losses Approx 0 21 with respect to Hi at an average water temperature of 113 F 45 C 2 De Dietrich C230 Eco A 15 Ge neral information 15 General info
21. CB Expanded control protection PCB SCU S01 Outside temperature sensor only possible in combination with SCU S01 PCB Dietrich 85 o 15 General information C230 ECO A Flue gas temperature switch only possible in combination with SCU S01 PCB Only one PCB SCU S01 board is needed for one or all of these options 15 3 Services The following services can be supplied by De Dietrich America s Initial commissioning Warranty support Access to list of De Dietrich America s trained and approved service companies Please contact our Technical department for further information on certified maintenance and inspections z Dietrich C230 ECO A 16 Application data 16 Application data 16 1 General The boiler is suitable for a wide range of applications The boiler offers numerous flue gas hydraulic gas and control application options but at the same time is not complicated to install This and its moderate dimensions low noise levels and cascade options mean the boiler can be installed almost anywhere for general legal requirements see Section 12 2 16 2 Air and flue gas application options The choice of versions open or closed combustion air supply provides excellent siting flexibility for the boiler A motorised flue gas discharge valve is available as an accessory and is used for overpressure flue gas cascade arrangements The boiler is equipped with an e
22. ENG 10 2012 De Dietrich C230 ECO A Series Gas Fired Condensing Hot Water Boiler Models e C230 ECO A 80 e C230 ECO A 120 e C230 ECO A 160 e C230 ECO A 200 Installation Operating and service manual IN Important This is a category Il or IV boiler only use an approved type BH vent or equivalent consult the venting section in this manual Warning Before you operate this boiler read this manual carefully and take extra precautions to all safety and warning symbols or important items The installation and service manual is part of the documentation along with the boiler The installer is required to explain your heating system and boiler operating instructions Notice Please read this manual and retain for future reference Improper installation adjustment alteration service or maintenance can cause injury loss of life or property damage Refer to this manual for assistance or additional information or consult a qualified installer service agency or the gas supplier A Table of contents C230 ECO A Table of contents Preface 7 1 Introduction 8 1 1 Pictograms used 8 1 2 Important instructions 8 2 Safety 9 3 Boiler description 10 3 1 General description 10 3 2 Boiler layout 11 3 3 Operating principle 12 3 4 Boiler Control 12 3 4 1 Temperature control 12 3 4 2 Low water level protection 12 3 4 3 Maximum protection 13 3 4 4 Frost protection 13 4 Installation 14 4 1 Standards and certifica
23. IF 01 8 5 1 Connection status Nc 8 5 2 OTm connection 8 5 3 Analogue input 0 10 V 8 5 4 Analogue input 0 10 V 8 6 Connection options for the optional 0 20 mA control PCB 8 6 1 Connection status Nc 8 6 2 OTm connection 8 6 3 Analogue input 0 20 mA 8 6 4 Analogue input 0 20 mA 8 7 Connection options of the optional expanded control protection PCB SCU S071 8 7 1 Flue gas damper control FgV 8 7 2 Hydraulic valve control HdV 8 7 3 External gas valve control EgV 8 7 4 Operation signal and failure signal Nc No 8 7 5 Water pressure sensor Wps 8 7 6 Outside temperature sensor Tout 8 7 7 Minimum gas pressure switch Gps 8 7 8 Gas leakage control VPS only for 230 160 and 230 200 boilers Commissioning 9 1 Control panel 9 1 1 Normal start up procedure Fault during start up procedure Reading current values Adjusting the boiler to the system Changing parameters at user level without access code Changing parameters at service level with access code Resetting factory settings 9 1 8 Setting manual operation symbol 9 2 Commissioning 9 3 Taking the boiler out of operation 9 3 1 Boiler with frost protection out of operation for a long time 9 3 2 Boiler without frost protection out of operation for a long time 000000 NEE MA NOORA OW PD 10 Inspection and maintenance 10 1 General 10 2 Combustion check of the boiler 10 2 1 Corrective maintenance 10 2 2 Cleaning the fan 10 2 3 Cleaning
24. Inspection hatch for condensate 18 Venturi 28 Display collector 9 gnition pin 19 Fan 29 Combustion air supply 10 Boiler heath exchanger sensor 20 Mixing tube 30 Facility for built in weather compensator Dietrich 11 3 Boiler description 3 3 3 4 Operating principle Boiler Control C230 ECO A Combustion air is drawn into the closed air box through the air inlet from the plant room open flued or from outside via the eccentric flue system room sealed by the boiler gas air supply fan Depending on demand under the dictates of flow return sensor and other external internal control inputs the Comfort Master system determines the boiler output which directly controls the volume of mixed gas and air to the premix burner This mixture is initially ignited by the combined ignitions amp ionization probe which monitors the state of the flame Should the flame be unstable or not ignite within the pre set safety time cycle the controls will shut the boiler down requiring manual intervention to reset the boiler The digital display will indicate a flashing fault code confirming the reason for the failure The products of combustion in the form of hot flue gases are forced through the heat exchanger transferring their heat to the system water the flue gas temperature is reduced to approximately 9 F 5 C above the temperature of the system return water Then they are discharged via the condensate collecto
25. N 4 signal V 0 0 15 Boiler off 0 0 5 15 18 Alarm 2 0 10 20 100 Delivered boiler output Dependent on the minimum modulation dept fan rotation speeds settings pre set 20 Table 7 Analogue output signal for boiler output a Dietrich C lt C230 ECO A 8 Control and electrical connections 8 6 Connection options for the optional 0 20 mA control PCB Fig 15 Jumper 2 Fig 16 Jumper 2 114492LTAL21H006a 114492LTAL21H023a 8 6 1 Connection status Nc If the boiler locks out a relay is de energized and the alarm can be transmitted via a potential free contact maximum 120 V 1 A on terminals Ne and C of terminal strip X4 8 6 2 OTm connection The interface uses OpenTherm to communicate with the boiler control The OTm connection on terminal strip X5 must therefore be connected to the OpenTherm OT input of the boiler control 8 6 3 Analogue input 0 20 mA This control can be based on temperature or heat output optional The two controls are described briefly below Connect the 0 20 mA signal to the interface input for analogue control Analogue temperature based control 4 The 0 12 mA signal controls the boiler flow temperature between 32 F 0 C and 212 F 100 C This control modulates on the basis of flow temperature where the heat output varies between the minimum and maximum values on the basis of the set point flow temperature calculated by the controll
26. N CSA B149 1 or applicable provisions of the local building codes The venting system shall be installed in accordance with the boiler manufacturer s installation instructions The horizontal portions of the venting system shall be supported to prevent sagging Follow the instructions of the supplier of the venting system 7 1 1 Boiler Venting Types Flue gas venting Use only an approved gas vent category II and IV type BH AL29 4C stainless steel vent material Plastic vent material CPVC PVC can be used where local national codes allow Conventional Chimney Applications A vertical chimney vent system with the air supply required for combustion provided within the boiler room or combustion air source provided into the room CLV Direct Vent Sealed Combustion Systems Applications Vertical or horizontal venting systems for both the flue gases and combustion air operating at two different pressure zones or vent terminal locations Dietrich 25 7 Flue gas discharge and air supply 26 Dietrich C230 ECO A Sidewall Vented amp Direct Vent Sealed Combustion Applications A horizontal vent system with the air supply required for combustion provided within the boiler room or combustion air sources provided into the room 7 1 2 Venting options The standard delivery of the C230 ECO A boiler can be installed with any of the venting options listed above See each respective section for details di
27. Press the key again so that 5f appears alternating e 3 with G the actual sub status 2 u The current values can be read as follows Press the key the G symbol will then flash confirm E TAr T Press the key again so that appears alternating with for example 4 Q F 60 C the actual flow temperature Press the key repeatedly so that the remaining temperatures also appear e Press the key again so that appears alternating with for example 90 F 88 C an internal set point e Press the key again so that F L appears alternating with for example 7G the actual ionization current e Press the key again so that 7 F appears alternating with for example rpm the actual fan rotation speed e Press the key again until F appears alternating and for example 8 psi 2 8 bar the actual water pressure e if no water pressure sensor is connected fit ill iil psi appears e Press the key again until P o appears and for example 781 the actual modulation percentage e Press the key again the read out cycle starts again with Slll etc e Press the 9 key twice to return to the display with the current operating status Fig 21 Reading current values 51 Dietrich 9 Commissioning C230 ECO A Status and sub status In the information menu LiJ the following status and sub status numb
28. RMR KK BR YW RD OR BL BK BL BK WH Tl WH WH L WH OR BR YW I gaasi WH WH LAPTOP DISPLAY PC FAN CONTROL Z As FGps Rs HEs Wps Tout Gps VPs NL FNL SNL fie RA OY QQ BQ KY QD QQ QQ QQ QQ QQ A KY QQ AY RA RA QQ RAR 282 55 123 456789 E 123 456789 l c C No XFgv Hdv X Egv Status OS iad ae ae X02 X03 X04 X05 SCU S01 option T001864 D Dietrich lt 8 Control and electrical connections C230 ECO A 8 3 Electrical specifications Fig 10 Connect mains lead 1001 855 7 8 3 1 Mains voltage The boiler is suitable for a 120 V 60 Hz supply with live neutral earth the control is phase neutral sensitive Other connection values are only acceptable if an isolating transformer is installed Connect the mains lead not supplied to the 120 V terminal strip 8 3 2 Control box Mains voltage 115 V 60 Hz Power consumption at stand by low load full load C230 ECO A 80 4 36 125 W C230 ECO A 120 4 37 1193 W C230 ECO A 160 4 53 206 W C230 ECO A 200 4 754 317 W Safety time 3 58 Anti hunting time Adaptive 1 10 minutes Pump post circulation time adjustable between 0 and 98 minutes or continuous 99 minutes set by default to 3 minutes Max power consumption of external pump 300 VA 8 3 3 Fuse ratings The 120 V terminal strip contains the fuse F 6 3 AT This is a general fuse for all connec
29. Retrofitting At the time of removal of any existing boiler from a common vent system the following steps shall be performed with each remaining appliance connected to the common vent in operation and not in operation This boiler must not be co vented with a category or III appliance The boiler must have a vent damper installed when co venting with other appliances 1 Any used opening of the vent system be properly sealed 2 Visually inspect the venting system for proper size and horizontal pitch Determine there is no blockage restriction leakage corrosion and other deficiencies that could cause an unsafe condition 3 Close all building doors windows and all doors between the appliances which remain connected to the common venting system and other space of the building Turn on clothes dryers exhaust fan at maximum speed and any appliance not connected to the common vent system close fireplace dampers Do not operate a summer exhaust fan 4 Place in operation each of the appliances installed in the common vent system being inspected Follow the lighting instructions Adjust thermostat so appliance will operate continuously 5 Test for spillage near and around each of the gas appliances after 5 minutes of main burner operation 6 After determining that each appliance remains connected to the common venting system properly vents when tested as outlined above return all doors windows exhaust fan fireplace dampers and any ot
30. WCO safety device check if installed checking that the boiler room is kept clear of flammable liquids and combustible materials A Always disconnect the main power supply and close the main gas cock before working on the boiler A Electrical Shock Hazard Please label all wires prior to disconnecting when servicing this boiler Wiring errors can cause improper operation and dangerous operation Verify boiler operation after service A Make sure that all parts are properly reassembled and resealed after inspection and maintenance 10 2 Combustion check of the boiler Combustion is checked by measuring the O2 CO percentage in the flue gas discharge duct To do this heat the boiler to a water temperature of approx 158 F 70 C The measurements must meet the values set in Table 17 The flue gas temperature can also be measured at the measuring point in the flue gas discharge duct If the flue gas temperature exceeds the return temperature by more than 86 F 30 C this can indicate that the heat exchanger is dirty If these checks show that combustion in the boiler or heat transmission is no longer optimum corrective maintenance must be carried out in accordance with the instructions in Sections 10 2 1 to 10 2 4 Dietrich Q C230 ECO A 11440 2LTALATHO2EE Fig 30 Cleaning the fan 230 80 and 230 120 10 Inspection and maintenance 10 2 1 Corrective maintenance This should include cleaning the
31. appears Press the key again value 176 F 80 C appears factory setting Lower the value for example to 140 F 60 C with the key Confirm the value with the key P appears Set other parameters where required by selecting them with the key or key Press the 3 key twice the boiler becomes operational LS C230 ECO A also returns to operation if no keys are pressed for 10 minutes Dietrich 55 9 Commissioning C230 ECO A 9 1 7 Resetting factory settings e Press the key several times until the f symbol flashes in the menu bar Ax e Select the installers menu using the key Colle ar appears in the display Use the key or key to set installers code GG 1 2 nr e Confirm with the key P appears ANN FIA e Press the key several times o F X appears O 2 EIEE e By default the current value X for dF appears on the at display as a check compare this with the value of X on the type plate enter the value of X on the type plate with b u A ii OOOO Bali the key or the key vo B e Press the key again glu Y appears OOOO P 2 i e By default the current value Y for dU appears on the display as a check compare this with the value of Y on the type plate enter the value of Y on the type plate with the key or the key e Press the key to confirm the values the factory settings have been reset
32. ble as an accessory 1 255 s only if connected 0 no waiting time 1 255 s only if connected VPS gas leakage control 0 off available as an accessory 1 on only with leakage control Ei 3 l 0 Off External interlock function nenn Sullgonn 3 2 Shutdown without frost protection available as an accessory 5 _ 3 Lock out Automatic detection of 0 No optional hardware 1 Yes once The type plate states the value of and Resetting factory settings dF X and dU Y setting these values resets the factory settings l 0 C bar Ge Display units 1 F psi Table 14 Settings at service level Maximum time for release Ku Au mu AARRE Ad dF s De Dietrich lt C230 ECO A 9 Commissioning Change this parameter when converting to flue gas cascade and LPG gas please refer to De Dietrich A America s COIE MAE TOD1553 A Fig 23 Setting service code The parameters at service level may only be changed by a qualified installer Changing the factory settings can result in incorrect operation of the C230 ECO A The parameters can be changed at service level as follows 1 N 0O A O 9 Press the key several times until the f symbol flashes in the menu bar Select the installers menu using the key ElolglE appears in the display Use the key or key to set installers code GG i Confirm with the key P i
33. boiler casing is not designed for supporting other items damage to the casing will result if used for supporting or suspending items Do not walk or use the boiler casing as a ladder Dietrich 3 Boiler description C230 ECO A 3 Boiler description 3 1 General description The De Dietrich C230 ECO A is a pre assembled free standing gas fired high efficiency condensing boiler The sectional cast aluminium heat exchanger and other major components are contained within a sealed air box This forms the main boiler casing with a removable inspection hatch for maintenance purposes All electrical and electronic controls are contained within the instrument panel mounted on top of the boiler The flue gas outlet combustion air inlet flow return and gas connections are located on top of the boiler with a condensate connection at low level on the right hand side The boiler is suitable for room sealed or open flue applications and has been designed for central heating and indirect hot water production at working pressures not exceeding 100 psi 7 bar It must be installed on a fully pumped system and is suitable for use on sealed installations The premix gas burner with its gas air ration control system ensures clean trouble free operation with higher than average efficiencies 109 NCV in the condensing mode combined with ultra low NO and minimum CO emissions The standard control package allows actual and set values to be
34. d maximum equivalent vent lengths shown in Table 1 or Table 2 For values not shown in the chart consult your local De Dietrich Representative Exterior Venting The venting shall be suitable for exterior applications the flue exit point shall be provided with a tapered finishing cone with a debris bird rodent screen combustion air inlet shall be provide with a termination 90 elbow with a debris bird rodent screen A Flue gas condensation is very aggressive and corrosive which could lead to failure of the venting system or drains consult local and national codes regarding flue gas condensation disposal The P trap assembly must be properly filled with water to avoid escape of the flue gas emissions The flue gas condensation may require neutralization prior to entering the drain 7 1 6 Direct Vent Sealed Combustion Application A An improperly sealed venting system could result in carbon monoxide poisoning ensure adequate support and fastening of the system Ensure venting can safely exhaust all flue gases to the outside in a safe and effective manner Do not puncture or drill holes in any portion of the venting the boiler is equipped with a pressure and emission test port All venting must be arranged to avoid and prevent the accumulation of flue gas condensation Where necessary have means provided for drainage of condensate Dietrich lt 7 Flue gas discharge and air supply C230 ECO A A Do
35. e inlet gas pressure sufficient is the gas pipe vented correct gas block operation and adjustment is the air supply or flue gas discharge blocked condition of cable bundle to gas block bad actuation on SU board Check condition of the electrode and earthing condition of cable bundle between ignition cable and transformer if gas cock is fully opened if the gas pressure is sufficient Is the gas cock opened Is the gas pressure sufficient Are the VPS switches correctly fitted Gas valve is leaking or is stuck in the open position Is the wiring in order plugs V1 V2 not mixed up Check the VPS settings Replace the sensor if necessary Check if sensor is correctly mounted Burner glows as a result of a high CO percentage adjust CO Check the ignition ionization electrode Gas valve is leaking or is stuck in the open position 13 11 Control stops and faults C230 ECO A Description Possible cause Check solution code Gas valve control fault e Bad connection Defective gas valve e Check the cable bundle e Replace the gas valve if necessary e Check the cable bundle Bad connection Flow temperature sensor perea ceneo e Replace the sensor if short circuited necessary Check if sensor is correctly mounted e Check the cable bundle Bad connection Flow temperature sensor Defecdive sensor e Replace the sensor if open circuit necessary Check if sensor is correctly mounted Fault in fa
36. eck m temperature exceeded flow OW a or reason for heat eman Check Maximum heat exchanger temperature exceeded Maximum heat exchanger temperature increase exceeded Maximum difference between heat exchanger and return temperature exceeded Maximum difference between heat exchanger and flow temperature exceeded Waiting time release signal drift Phase and neutral of mains supply mixed up Shutdown interlock active or frost protection active Communication fault with SCU optional PCB No flow or insufficient flow during heat demand No flow or insufficient flow Sensor fault No flow or insufficient flow during heat demand Sensor fault No flow or insufficient flow during heat demand Sensor fault External cause Incorrectly set parameter Bad connection Mains supply incorrectly wired Floating or 2 phase system External cause Incorrectly set parameter Bad connection External cause Incorrectly set parameter Bad connection BUS connection inadequate or non Flow direction pump valves That the system has been correctly bled Temperature sensors for deviations Water pressure in the system Whether the heat exchanger is dirty Check Flow direction pump valves That the system has been correctly bled Temperature sensors for deviations Water pressure in the system Whether the heat exchanger is dirty Check Flow direction pump valves That the system has been correct
37. ect vent amp CLV system applications Vent length tables application note All lengths shown in chart are for both flue gas and combustion air intake vent based on equivalent lengths 45 Elbow 4 ft 1 2m of equivalent length 90 Elbow 8 ft 2 1m of equivalent length 180 Offsets 16 ft 4 2m of equivalent length The vent terminals shall be included with vent lengths Vent risers required for below grade installation shall not be part of the vent length unless the riser exceeds 10 ft 3m P Dietrich C230 ECO A 7 Flue gas discharge and air supply Chimney applications This venting system uses a single vent to discharge all flue gases to the outside vertically combustion air provided with the boiler room the air source must be sized in accordance to national codes CSA B149 amp ANSI Z223 1 or local codes having jurisdiction more than one source may be required Different Pressure Zones CLV This venting system uses two separate vents a vent for combustion air and another for the flue gases Combustion air is not used within the boiler room All combustion air is from the outdoor source The vent terminal shall discharge flue gases away from the building structure so that the flue gases do not cause damage to the building The vent terminal locations follow local and national codes requirements See section 7 1 8 Application Note In all applications the venting must be between the minimum an
38. ensor if necessary Check flow direction pump valves if system has been correctly bled temperature sensors for deviations if sensor is correctly mounted water pressure in the system if heat exchanger is dirty Replace the sensor if necessary Check flow direction pump valves if system has been correctly bled temperature sensors for deviations water pressure in the system if heat exchanger is dirty if sensor is correctly mounted Check the cable bundle Check that the trap is not empty top up if necessary Blockage in flue gas discharge RGA covered C230 ECO A 11 Control stops and faults Description Possible cause Check solution code Cascade valve does not open Trap is blocked Heat exchanger is dirty ELUS 5 failed burner starts 5 failed gas leakage controls False flame signal e No ignition spark Ignition spark but no flame Flame but insufficient ionization Defective gas valve No or to little gas pressure VPS switch wrongly adjusted Bad connection Defective sensor Sensor not correctly mounted lonization current has been measured while there may not be a flame Dietrich Check the air supply Check connection between ignition cable and transformer electrode distance this must be1 8 1 6 inch 3 4 mm breakdown to earth condition of the burner set burner set electrode seal earthing bad actuation on SU board Check is the gas cock opened is th
39. ent box F 6 3 AT 120 V the fuse on the control unit F1 1 6 AT 110 V the mains voltage A fault code in the display is recognised as follows the fault symbol appears and the fault code flashes underneath it The meaning of this fault code can be found in the fault table see Section 10 2 If possible solve the fault first Press the reset key for 3 seconds to restart the C230 Eco A LES If the display does not show RESET but SERVICE the boiler must be switched off and switched on again after 10 seconds before the fault can be reset 50 Dietrich Jetesa a LANI C230 ECO A O SE 3 gom g mel Arche BELARTACN AA SP I 9 8 Alt la aE 5 9 Commissioning 9 1 3 Reading current values The following current values can be read in the information menu Li Se Sul el 22 ely Elg SP A DIE Pl Pie Status Sub status flow temperature F return temperature F outside temperature F only if outside sensor is connected boiler block temperature F internal set point F jonization current yA fan rotation speed rpm water pressure inches w c relative output supplied lal 3121010 Ple l 4212 ps Plo with the key 78 Press the key again so that S appears alternating SIE i with the actual status
40. er Jumper 2 on the interface is used to select either temperature or boiler output control Install a resistor 500 Q over O and to modify 0 20 mA to 0 10 V Jumper Input signal Temperature Description 2 mA F 0 3 32 59 Boiler off N 3 4 2 59 64 Hysteresis 4 20 64 212 Desired temperature Table 8 Analog input signal for temperature Analogue output based control The 0 20 mA signal controls the boiler output between 0 and 100 where the minimum and maximum values are limited The minimum output is linked to the boiler s modulation depth This control is output Dietrich Q i 8 Control and electrical connections C230 ECO A modulated where the output varies between the minimum and maximum values on the basis of the value defined by the controller Jumper Input signal Boiler output Description 2 mA 0 3 6 0 20 Boiler off 4 4 4 20 22 Hysteresis 4 20 20 100 Desired boiler output Dependent on the minimum modulation dept fan rotation speeds settings pre set 20 Table 9 Analogue input signal for boiler output 8 6 4 Analogue input 0 20 mA If this feedback message is received temperature or heat output can be selected The two are described briefly below Jumper 1 on the interface is used to select either temperature 4 or boiler output Feedback is given in V 114492LTAL21H024a
41. ers are displayed Number Status Number Sub status N 0 Stand bymode O Stand by mode o o Boiler starts heat demand Start pump Startpump oo Wait for the correct temperatures for burner start 2 Burner starts 20 Intermediate ventilation 30 Temperature control 31 Limited temperature control AT safety 32 Output control 33 Increase protection level 1 control modulation a 1 3 40 41 42 5 Burner stop 43 44 45 Pump post circulation Pump off S O Boiler stop end of heat demand ump hydraulic vale 9 Start anti hunting 0 Wait for burner start ee Anti hunting Shutdown Shutdown xx Table 13 Settings at service level 9 1 4 Adjusting the boiler to the system The boiler s control parameters are set to the most common central heating systems With these settings practically all central heating systems will work well However the user or the installer can optimize the parameters as he she wishes Dietrich C230 ECO A ae F os a i ee ro a ne EEE 0060 A ur Se A a e v a 0006 OB BEE De RB as a LJ v er a ae a N a N il G ka wo LH v m lor de Se a J Te TE a jf ww 1144S2LTAL21H021b Fig 22 Changing parameters 9 Commissioning 9 1 5 Changing parameters at user level without access code The following settings can be changed at user level A Flow temperature set point
42. fan venturi the heat exchanger and the burner These parts must be cleaned in succession A service kit which contains gaskets and most used parts for maintenance is available as an accessory A Work on the boiler Disconnect the mains supply close the main gas cock and allow the boiler to cool down before working on the boiler 10 2 2 Cleaning the fan For the 230 80 and 230 120 versions 1 Remove the electrical connections from the fan 2 Unscrew the union nut under the gas multiblock pay attention to the sealing Remove the bolts from the outlet side of the fan Remove the fan including venturi and gas multiblock Remove the bolts on the inlet side of the fan Detach the venturi from the fan Clean the fan with a plastic brush Remove loose dust from the fan Re attach the venturi to the fan Detach the air silencing tube from the venturi Clean the venturi with a plastic brush Refit all removed components check the correct positioning of the gasket ring between fan and venturi Dietrich C i lt 10 Inspection and maintenance 11440 2LTAL21 HI Fig 31 Cleaning the fan 230 160 and 230 200 C230 ECO A For the 230 160 and 230 200 versions Remove the electrical connections from the fan Remove the electrical connections from the fan Remove the bolts that fix the venturi on the fan Remove the bolts and the nuts from the outlet side of the fan Remove the fan pay attention to the sea
43. flue gas discharge connection and air supply connection 8 Vent the gas pipe only vent pipework from gas isolation valve 9 Open the gas cock in the gas pipe to the boiler 10 Check the gas connection for leakage 11 Switch on the mains supply to the boiler 12 Adjust the boiler and any external controls to heat demand 13 The boiler now starts to run AUN N O Operation can now be monitored via the code window With a heat demand J i Boiler starts Burner starts Central heating operation briefly in part load then in full load 57 Dietrich 9 Commissioning C230 ECO A When a heat demand ceases Burner stops Boiler stops Stand by mode 14 Check and if necessary correct the gas air ratio control setting LS Perform the check at full load and minimum load for all boiler models Only perform settings for the 230 80 and 230 120 models at minimum load Perform settings for the 230 160 and 230 200 models at full load and minimum load An electronic CO or O meter is required for checking and adjustment purposes Check that the opening around the probe is properly sealed when measurements are taken 15 a Set full load press the H key the H symbol appears in the menu bar if H 3 appears in the display full load has been set 15 6 Now measure the CO percentage and compare it with the Fig 26 Setting values CO2 values in Table 17 If the CO level deviates from these values set the
44. g to the minimum relief capacity as listed on the boiler nameplate Consult local or national code having jurisdictions regarding the relief valve piping arrangement The condensate is very aggressive and can be harmful to some drain systems neutralization of the condensate may be necessary consult local codes The boiler requires an adequate supply of combustion air unless the boiler is a sealed combustion system The boiler needs a clean combustion air source according to CSA B149 amp ANSI Z223 gas codes 4 2 Regulations governing installation Installation and maintenance must be done by a qualified professional in compliance with prevailing local and national regulations Gas Installation Code CSA B 149 amp ANSI 2223 1 NFPA 54 In addition to the above regulations this boiler must be installed in compliance with National amp local building codes ASME CSD 1 as required CSA amp NEC electrical codes Other Regulations The C230 ECO A is a CSA certified boiler and must not be modified or installed in any way contrary to this Installation manual Manufacturer s Instructions must NOT be taken as overriding statutory obligations a Dietrich o C230 ECO A 4 Installation 4 3 Scope of delivery and installation The boiler is supplied fully assembled and protected The boiler is placed on a pallet 28 70 cm x 51 130 cm x 57 145 cm which can be transported with a pallet truck hand tr
45. her gas burning appliance to their normal positions 7 Any improper operating of the venting system must be corrected so the installation conforms to both ANSI Z223 1 NFPA 54 or CAN CSA B149 1 gas installation codes When resizing any portion of the common venting system the common venting system shall be resized to approach the minimum size as determined using the appropriate tables in Part Il of ANSI Z223 1 NFPA 54 gas code amp or CAN CSA B149 1 natural gas and propane installation code 7 1 8 Vent terminations installation precautions Consult national amp local codes for other requirements All exhaust terminations for conventional chimney must be finished with a finishing cone with tapered end with a bird rodent screen All direct vent and sealed combustion systems must be finished with TEE termination type the combustion air inlet must be a 90 and must be provided with a debris bird rodent screen All terminals shall be arranged to avoid and prevent the accumulation of flue gas condensation A In all installations avoid vent termination locations where excessive debris or snow could accumulate leading to blocking of the vent terminals or where prevailing winds and rain could enter the vent terminal creating additional resistance to the venting system 34 Dietrich lt C230 ECO A 7 Flue gas discharge and air supply Vent terminals should avoid being installed where the building exterior could be tar
46. ion CSA B149 amp ANSI Z223 1 More than one combustion air source may be required An optional air intake filter should be fitted air intake housing recommendation Air supply venting materials Aluminium stainless steel or PVC CPVC UL 181 or ULc S 110 class 1 C230 ECO A 7 Flue gas discharge and air supply Air supply structure The air supply pipe must also be airtight Horizontal sections in the air supply must slope away from the boiler towards the supply opening and incorporate a drain connection if the route rises from a lower point It is necessary to provide an easily removable air vent for maintenance reasons 7 1 5 Conventional Chimney Venting amp CLV system A Application Requirements The boiler should never be operated in a negative building pressure Caution should be exercised with exhaust fans air handling amp other devices that could affect the buildings air pressure or combustion air supply All venting must be arranged to avoid and prevent the accumulation of flue gas condensation Where necessary have means provided for drainage of condensate A An improperly sealed venting system could result in carbon monoxide poisoning ensure adequate support and fastening of the system Ensure venting can safely exhaust all flue gases to the outside in a safe and effective manner Do not puncture or drill holes in any portion of the venting the boiler is equipped with a pressure and em
47. ission test port A Precautions for Co venting Only co vent this boiler with another category II or IV appliance When co venting the C230 ECO A boiler a vent damper is required Co venting with other appliances shall conform and be sized in accordance to local and national codes CSA B149 amp ANSI 2223 1 according to appropriate tables in Part Il of the above mentioned codes Venting lengths must not exceed the minimum and maximum equivalent lengths shown in the following two tables Any horizontal runs of the venting must slope towards the boiler 72 per linear foot Dietrich i lt 7 Flue gas discharge and air supply C230 ECO A T0001 854 4 Fig 7 Conventional chimney vented single boiler with room supplied combustion air 2 De Dietrich C230 ECO A 7 Flue gas discharge and air supply a TTT UNARRRRRERRTKE LL Big T0001853 A Fig 8 Conventional chimney vented single boiler with sealed combustion air De Dietrich i 7 Flue gas discharge and air supply C230 Eco A inch mm ft m ft m C230 ECO A 80 5 1 5 165 50 24575 4 100 25 8 5 125 165 50 C230 ECO A 120 6 150 165 50 245175 C230 ECO A 160 145 45 275 C230 ECO A 200 Table 1 Conventional chimney applications Vent diameter min Vent length min Vent length max inch mm ft m ft m C230 ECO A 120 5 1 5 C230 ECO A 200 5 1 5 Table 2 Conventional chimney with dir
48. it incorrect incorrect Configuration fault or parameter storage unit e Incorrect PSU PCB for iS l Ei BE ape PSU not recognised this boiler Configuration fault or dF Configuration procedure Standard briefly active activated following boiler e No action switch on Communication fault with e Ei i HE Sr lt Badconnection Check that the PCB is inserted in the correct connector Check That the gas cock is fully opened That the gas pressure is sufficient That the gas block is appropriately adjusted and No flame during No ionizati t working correctly operation selene en ae he Whether the air supply or flue gas discharge are blocked The flue gas circulation inspect the flue gas discharge system for installation faults and the heat exchanger for leaks Check e Replace PSU PCB Gas pressure non That the gas cock is fully opened existent or too low That the gas pressure is sufficient Faulty gas valve That the VPS switch is properly VPS test failed Incorrect adjustment of installed the VPS switch Whether the gas valve is leaking Wiring fault or in the open position Faulty VPS switch That the wiring is OK mix up of the V1 and V2 plugs The adjustment of the VPS switch n Dietrich C230 ECO A Replace the VPS switch if 11 Control stops and faults necessary Replace the gas valve if Internal gas valve fault Internal fault SU 01 necessary Replace the gas valve if necessary
49. latest information at date of publication and may be subject to revisions We reserve the right to continuous development in both design and manufacture therefore any changes to the materials or technology employed may not be retrospective nor may we be obliged to adjust earlier supplies accordingly Dietrich 1 Introduction 1 Introduction C230 ECO A 1 1 1 2 Pictograms used Important instructions The following pictograms are used in this document to emphasize certain instructions This is in order to increase your personal safety and to safeguard the technical reliability of the boiler The pictograms used are i Useful advice IEY Important instruction for carrying out an action Possible risk of personal injury or material damage to boiler building or environment injury may occur Possible risk of electrical shocks Serious personal The boiler must be installed in a frost free area A Work on the boiler Installation commissioning maintenance and repair work may only be carried out by suitably qualified specialist installers in accordance with the applicable national and local standards and guidelines Always disconnect the mains supply and close the main gas cock when working on the boiler Check the entire system for leaks after maintenance and servicing work Casing panels may only be removed for maintenance and servicing purposes Refit all panels on completion of mai
50. ler piping system of a hot water boiler connected to heating coils located in air handling units where they may be exposed to refrigeration air circulation must be equipped with flow control valves or other automatic means to prevent gravity circulation of the boiler water during cooling operations 22 Dietrich lt C230 ECO A 6 Gas side connections 6 Gas side connections 6 1 Gas connection 6 2 Gas pressure Fig 6 Gas multiblocks 114492LTAL21H003a The boiler is suitable for use with natural gas and propane For other types of natural gas consult our Technical department All gas appliances must by law be installed by competent persons Failure to install appliances correctly could lead to prosecution It is in your own interest and that of safety to ensure that the law is complied with The gas connection is at the top of the boiler We recommend installing a gas filter in the gas supply pipe to avoid pollution of the gas multiblock The gas filter s resistance must not be so high that the minimum inlet gas pressure can no longer be achieved Gas installation instructions 1 A main gas shutoff valve should be connected to the boiler within accessible area and within hand reach 2 Asediment trap must be installed upstream of the main gas shutoff valve 3 The boiler gas train valve does not require venting or bleeding a VPS can be used in jurisdiction where required The boiler and the i
51. ling Clean the fan with a plastic brush Remove loose dust from the fan Detach the air silencing tube from the venturi Clean the venturi with a plastic brush 0 Refit all removed components check the correct positioning of the gasket ring between fan and venturi a Peo SSNS 64 Dietrich C230 ECO A 10 Inspection and maintenance 10 2 3 Cleaning the heat exchanger flue gas side Caution The sealing between the inspection hatch and heat exchanger may stick as may the sealing between the burner and heat exchanger Prevent the sealing from tearing Damaged or hardened sealing must always be replaced Remove the nuts from the inspection hatch at the front of the heat exchanger Take the inspection hatch off the heat exchanger Clean the heat exchanger with special cleaning tool available as an accessory or compressed air Clean the condensate collector by removing the plug in front of the flue gas discharge pipe and rinsing the collector with water Now refit all removed components 114492LTAL21H013a Fig 32 Cleaning heat exchanger De Dietrich gt 10 Inspection and maintenance C230 ECO A 10 2 4 Cleaning the burner 1 Dismantle the burner 2 Check burner visually and if necessary clean carefully with air e g compressed air at between 30 and 70 psi 2 and 5 bar nozzle burner distance approx 0 4 inch 1 cm 3 Now refit all removed components A Ensure
52. ltiblock VRB20VA1001 160 200 kW Venturi gas multiblock assembly Venturi gas multiblock assembly 80 120 kW Fan EBM G1G170 5 6 sections Fan RG148 3 4 sections Venturi assembly Burner 3 sections 80 kW Burner 4 sections 120 kW Burner 5 sections 160 kW Burner 6 sections 200 kW Mixing chamber pipe 160 200 kW Mixing chamber pipe 80 120 kW Pipe gas supply 160 200 kW Pipe gas supply 80 120 kW Air intake damper 160 200 kW Air intake damper 800 120 kW Air pressure switch Huba 605 99772 Retaining ring Ignition transformer Sealing plate for fan Sealing plate 5 pc s Gasket for burner 1 pc O ring 70x3 mm 5 pc s O ring 110x3 5 mm 5 pc s Gasket ring 27x20x2 5 mm 5 pc s Gas pipe elbow Sealing plate for venturi 5 pc s O ring 52 39x3 53 5 pc s Toothed spring ring Self tapping screw 4 2x9 5 20 pc s Angle Mounting plate for trafo Bolt M8 x 60 5 pc s Nut hexagonal M8 10 pc s Nut flange M5 10 pc s Bolt M5 x 12 10 pc s Dietrich 12 Service parts Item 2033 2033 2033 2033 2038 2039 2041 2042 2043 2044 2045 2046 2050 2051 2052 3001 3001 3001 3002 3002 3003 3004 3004 3004 3004 3005 3005 3006 3006 3007 3007 3008 3009 3010 3011 3012 3013 3014 3015 3016 3017 3018 3019 3020 3021 3022 3023 3024 3025 3026 3027 81 12 Service parts C230 ECO A Part Description Item 100570 Bolt M5 x 20 10 pc s 3028 1035 Pressure
53. ly bled Temperature sensors for deviations Water pressure in the system Whether the heat exchanger is dirty Check Flow direction pump valves That the system has been correctly bled Temperature sensors for deviations Water pressure in the system Whether the heat exchanger is dirty Remove external cause Check the parameter Check the connection Reconnect phase and neutral Set parameter to Remove external cause Check the parameter Check the connection Remove external cause Check the parameter Check the connection Reconnect Carry out automatic detection Dietrich 69 11 Control stops and faults C230 ECO A existent e SCU PCB not present any longer in boiler e Water pressure non Check existent or too low e Water pressure in the system e Incorrect water pressure e Minimum water pressure parameter adjustment e That hydraulic pressure sensor is e Water leakage properly installed connected Check e No flow or insufficient e That the gas cock is fully opened flow e That there is adequate gas e Incorrect GPS switch pressure adjustment e That the GPS switch is properly e Wiring defect or switch installed faulty e Replace the GPS switch if necessary Configuration fault or SU e Incorrect SU PCB for Re ee not recognised this boiler p 4 Water pressure too low Gas pressure too low Configuration fault or default parameters table PCU 01 unit parameters Replace PCU 01 un
54. mbustion and high efficiency across the entire load range There is no need to vent the gas valve i Dietrich C230 ECO A 7 Flue gas discharge and air supply 7 Flue gas discharge and air supply 7 1 General The C230 ECO A is suitable for both conventional room supplied or sealed combustion Sealed combustion terminals should comply with the local and national codes Any horizontal pipe work in the flue gas discharge system should slope towards the boiler Horizontal pipe work in the air supply system should slope towards the supply opening and may require a drain point at the low point Care should be taken when locating flue exit positions as a vapor plume will be visible when the boiler is operational flue gas temperature will be less than 170 F 77 C resulting in the water vapor condensing out on contact with the air Provisions for combustion and ventilation air in accordance with section 5 3 Air for Combustion and Ventilation of the National Fuel Gas Code ANSI Z223 1 NFPA 54 or Sections 7 2 7 3 or 7 4 of the Natural Gas and Propane Installation Code CAN CSA B149 1 or applicable provisions of the local building codes For boilers for connection to gas vents or chimneys vent installation shall be in accordance with Part 7 Venting of Equipment of the National Fuel Gas Code ANSI Z223 1 NFPA 54 or Section 7 Venting Systems and Air Supply for Appliances of the Natural Gas and Propane Installation Code CA
55. n Possible cause Check solution code 12 Heat exchanger temperature exceeded below normal range Heat exchanger temperature exceeded above normal range high limit thermostat Return temperature sensor short circuited Return temperature sensor open circuit Return temperature exceeded below normal range Return temperature exceeded above normal range Too great a difference between heat exchanger and return temperature Trap protection activated Dietrich Bad connection Defective sensor Sensor not correctly mounted No or too little flow Bad connection Defective sensor Sensor not correctly mounted Bad connection Defective sensor Sensor not correctly mounted Bad connection Defective sensor Sensor not correctly mounted No or too little flow Defective sensor No or too little flow Sensor not correctly mounted Bad connection Pressure in flue gas discharge duct is was too high Air supply obstructed o Check the cable bundle Replace the sensor if necessary Check flow direction pump valves if system has been correctly bled temperature sensors for deviations if sensor is correctly mounted water pressure in the system if heat exchanger is dirty Check the cable bundle Replace the sensor if necessary Check if sensor is correctly mounted Check the cable bundle Replace the sensor if necessary Check if sensor is correctly mounted Check the cable bundle Replace the s
56. n Pt ff signature of engineer Table 24 Inspection record Dietrich lt C230 ECO A 17 Checklists records 17 3 Checklist for maintenance maintenance record Maintenance work Confirmation and date uni Section 10 un TRA O a a O S S heating cleaned A a 4 mE pressure checked 5 ee supply and flue gas discharge connections checked a u a BE BE EEE EEE corrosion T 7 Burner checked checked 8 7 Bumer checked of maintenance signature of engineer Table 25 Maintenance record 89 Dietrich The manufacturer Remeha B V Postbus 32 7300 AA APELDOORN NL Tel 31 55 5496969 Fax 31 55 5496496 Internet www nl remeha com E mail remeha remeha com De Dietrich DDR AMERICAS INC In Canada In USA or South America 1090 Fountain St N Unit 10 1054 North DuPage Avenue Cambridge Ontario CANADA N3E 1A3 Lombard Illinois USA 60148 Tel 519 650 0420 Fax 519 650 1709 Tel 630 953 2374 Fax 630 953 2376 Toll Free 1 800 943 6275 www dedietrichboilers com In the interest of customers DE DIETRICH amp DDR Americas are continuously endeavouring to make improvements in product quality All the specifications stated in this document are therefore subject to change without notice 118890 AD 118890
57. n cabling Fan fault Bad connection Defect in fan Defective fan Too much draught over boiler so that the fan starts to rotate Check Flow direction temperature sensors for deviations Replace the sensor if necessary e Inlet gas pressure sufficient Inlet gas pressure controller in order e Correct gas block operation Flame loss occurs 5 lonization current drops Ane A C veins times allt Blockage in air supply or flue gas discharge e Flue gas circulation check flue gas system for installation faults and the heat exchanger for possible leaks Cel Communication fault with Check SU board is correctly i SU board Bad connection inserted in the connector on the PCU 01 i Communication fault with BEE SCU board optional Bad connection connection Check the cable bundle e External cause Shutdown input in Remove external cause p e Incorrectly set Sensor not correctly mounted Sensor not correctly mounted Defective sensor Wrong flow direction Bad sensor connection Sensor not correctly mounted Flow and return swopped BEE locked out mode e a Check the parameter P Check the cable bundle e Bad connection Table 20 Fault codes 11 5 Control stop and fault memory The boiler control unit has a control stop and fault memory This stores the last 16 control stops and the last 16 faults that have occurred With each fault the following data is saved or control stop or fault code Dietrich C230
58. nclosed housing that also serves as an air box An air filter and connection set are available for situations in which the boiler has to be commissioned during the construction phase or has to operate in a heavily polluted environment this only applies to room ventilated versions Direct connection to structural ducts is not acceptable because of condensation see Chapter 7 for instructions and flue gas discharge tables 16 3 Hydraulic application options 16 4 Control options 16 5 Gas application options The advanced boiler control Comfort Master and relatively low hydraulic resistance ensures that the boiler can be used in virtually any hydraulic system The following types of control can be used for the boiler asa single boiler or in a cascade with modulating controllers based on room and or outside temperature on off controllers using the boiler s internal heating curve if necessary in combination with outside temperature sensor high low controllers analogue signals 0 10 V or 0 20 mA for control based on output or flow temperature For further details see Section 7 4 3 The boiler is suitable for use with natural gas category Ilzu3p For further data see Chapter 6 Dietrich 7 lt 17 Checklists records C230 ECO A 17 Checklist s records 17 1 Checklist for commissioning Commissioning record Commissioning work see Section 9 2 Measured value or confirmation 1 Fill the cen
59. nd trouble free operation of the boiler before commissioning and during operation Read these instructions carefully before putting the boiler into operation familiarize yourself with its control functions operation and strictly observe the instructions given Failure to do so may invalidate warranty or prevent the boiler from operating The following boiler models are available e C230 ECO A 80 3 sections 297 MBH 87 kW e C230 ECO A 120 4 sections 359 MBH 105 kW e C230 ECO A 160 5 sections 567 MBH 166 kW e C230 ECO A 200 6 sections 683 MBH 200 kW Installation and any service maintenance or reparation of this product may only be done by a licensed heating technician trained in and experienced with hot water boiler installation and gas combustion The product must be installed according to all national and local codes having jurisdiction Canadian installation must conform to CSA B149 amp US installation ANSI 2223 1 If you have any questions need more information or require an engineer to call on site please contact our technical help line 1 800 943 6275 Monday thru Friday 08 00 17 00 EST When contacting De Dietrich America s with a problem on the boiler please provide the following information the boiler type Serial No located on the bottom of the casing and the symptoms or fault code the fault code is a series of flashing digits in the display panel The data published in this manual is based on the
60. ndividual shutoff valve must be leak tested according to local and national gas installation codes B149 amp ANSI Z223 1 If the leak pressure testing exceeds 1 2 psi 35 mbar the boiler and the individual gas shutoff valve shall be isolated and disconnect during this test OEM gas conversion kit required optional The boiler has been factory set and tested to natural gas G20 with an inlet pressure of 7 inches w c 17 mbar Higher gas supply pressure s require a separate service regulator Natural gas supply inlet pressure range 3 5 14 inches w c lt 0 5 psi 8 7 35 mbar is required For propane LPG an inlet pressure of 8 13 inches w c lt 0 5 psi 20 32 mbar is required Dietrich 23 o 6 Gas side connections C230 ECO A Gas system pressure checks e The boiler main gas cock shutoff valve and piping must be isolated from any gas piping pressure testing in excess of 0 5 psi 35 mbar e The boiler main gas cock shutoff valve and piping must be isolated by closing the main gas cock shutoff valve during gas piping pressure testing less than 0 5 psi 35 mbar e The boiler main gas piping and gas train must be leak tested prior to placing the boiler in operation 6 3 Gas air ratio control The boiler has a zero governor gas valve This gas valve maintains the ratio between the gas and air quantities in the burner at a constant level under variable loads This ensures clean and reliable co
61. nished from the flue gases a shield or another location should be considered The vent terminals shall be installed according to the instructions as provided Terminals shall not be less than 2 inches 50 mm from the wall surface or more than 10 inches 254 mm from the center line of the terminal to the wall For high traffic locations the vent terminal shall be guarded According to the national gas codes CSA B149 amp ANSI Z223 1 NFPA 54 a vent shall not terminate e Directly above a paved walkway or driveway which serves two or more buildings or where the flue gas condensation or vapor could create a hazard or improper operation of regulators reliefs or valves or any other device e Above or below any electric or gas meter regulators amp relief devices unless a 4 ft 1 2 m horizontal clearance distance to be maintained e Less than 7 ft 2 1 m above any paved sidewalk or driveway e Less than 6f t 1 8 m from any combustion air inlet source from any nearby building e Less than 4 ft 1 2 m above a meter regulator assembly horizontally from a vertical centerline of the regulator vent outlet to a maximum vertical distance of 15 ft 4 6 m e Less than 1 ft 0 3 m above grade or normal snow level in the area is expected e Less than 3 ft 0 9 m from windows doorways and combustion air supplies nearby buildings or other appliances e Under a veranda porch or deck unless 1 the veranda porch or deck is fully open
62. not co vent the C230 ECO A boiler when venting the boiler either direct vent sidewall or in sealed combustion venting application Venting lengths must not exceed the minimum and maximum equivalent lengths shown in Table 3 Any horizontal runs of the venting must slope towards the boiler 72 per linear foot 42 mm m A TOO18SSA Fig 9 Sidewall amp direct vent sealed combustion systems Model Vent diameter min Vent length min Vent length max inch mm ft m ft m 15 5 En 6 150 5 1 5 65 20 C230 ECO A 120 C230 ECO A 200 Table 3 Sidewall vented amp direct vent applications 2 De Dietrich C230 ECO A 7 Flue gas discharge and air supply Vent length tables application note All lengths shown in chart are for both flue gas and combustion air intake vent based on equivalent lengths 45 Elbow 4 ft 1 2m of equivalent length 90 Elbow 8 ft 2 1m of equivalent length 180 Offsets 16 ft 4 2m of equivalent length The vent terminals shall be included with vent lengths Vent risers required for below grade installation shall not be part of the vent length unless the riser exceeds 10 ft 3m Sidewall amp direct vent sealed combustion systems This venting system uses two separate vent system of either a coaxial or a Single vent for combustion air and the flue gases Combustion air is not needed for boiler All combustion air is fr
63. ntenance and servicing work Instructions and warning labels on the boiler must never be removed or covered and must be clearly legible throughout the entire service life of the boiler Replace damaged or illegible instruction and warning labels immediately Generally applicable safety instructions related to accident prevention must be consulted in addition to the information supplied in this manual Boiler modifications and spare parts The boiler must not be modified or non OEM spare parts fitted without the written approval of De Dietrich Boilers Keep this document near the boiler Dietrich o C230 ECO A 2 Safety 2 Safety Adhere strictly to the specific safety instructions A Can you smell gas Proceed as follows Do not smoke and avoid fire and sparks Do not operate electrical switches Close the gas cock Open doors and windows Warn those present and leave the building together Do not use any phone in the building Call your gas supplier once your outside the building If you cannot reach them call the fire department A Can you smell flue or combustion gases Proceed as follows e Isolate the mains power supply from the boiler e Open doors and windows e Trace possible leaks and seal them off A Do not use the boiler if any part has been under water Immediately call your service company to inspect the boiler and replace any part of the control or gas controls A The
64. oiler is not running Connect the hydraulic valve to the HdV terminals of terminal strip X3 The running time of the hydraulic valve must be programmed with parameter 218 8 7 3 External gas valve control EgV If there is a heat demand an alternating voltage of 120 VIA maximum becomes available on the EgV terminals of terminal strip X3 to control an external gas valve The voltage is switched off when the gas multiblock on the boiler closes 8 7 4 Operation signal and failure signal Nc No The alarm or operation signal is selected using the relevant parameter 5 see Section 8 1 6 If the boiler is operational the alarm or operation signal can be switched via a potential free contact maximum of 120 V 1 A on the No and C terminals of terminal strip X4 If the boiler locks out the alarm can be transmitted via a potential free contact maximum 120 V 1 A on terminals No and C of terminal strip X4 8 7 5 Water pressure sensor Wps The water pressure sensor shuts the boiler down when the minimum water pressure 11 6 psi 0 8 bar is reached To activate the water pressure sensor a minimum pressure must be set with parameter factory setting 0 off see Section 9 1 6 The pump does not run during this shutdown Connect the water pressure sensor to the Wps terminals of terminal strip X5 0 Earth or neutral of the power supply S Signal or output from the sensor Supply voltage Dietrich gt 7 8 Control
65. ols needed the by pass system is not necessary but can be used in multiple heating temperature circuits The boiler if installed above radiation heating circuits below the boiler or as required by local codes or authorities having jurisdiction must install a low water cut off safety device The LWCO is not a standard scope of supply but is available as an option The boiler has been approved and has found to be in compliance to the LWCO protection provided the factory pre set high limit and flow temperatures are not altered and the modulating controls are used and no minimum flow is required as the Comfort master system will monitor these conditions and reduce the boiler output finally shutting down until the flow conditions improve As a result the boiler is virtually unaffected by low water flow Although boiler flow and content protection is provided does not safeguard the entire heating system additional low water content and temperature safety control maybe needed in certain jurisdictions Dietrich i 5 Water side connections C230 ECO A It is strongly recommended that a decoupling device is installed to isolate the boiler during non working times and or when the system or boiler flow is unknown When the boiler is connected to a refrigeration system it must be installed so the chilled medium is piped in parallel with the boiler with appropriate valves to prevent the chilled medium from entering the boiler The boi
66. om the outdoor source The vent terminal shall discharge flue gases away from the building structure so that the flue gases do not cause damage to the building see section 7 1 8 Sidewall vented applications This venting system uses a single vent to discharge all flue gases to the outside combustion air provided within the boiler room the air source must be sized in accordance to national codes CSA B149 amp ANSI Z223 1 or local codes having jurisdiction more than one source may be required The vent terminal locations follow local and national codes requirements The vent terminal shall discharge flue gases away from the building structure so that the flue gases do not cause damage to the building the vent terminal locations must also follow CSA B149 amp ANSI Z223 see section 7 1 8 Application Note The venting must be between the minimum and maximum equivalent vent lengths show in Table 3 For values not shown consult your local De Dietrich Representative A Flue gas condensation is very aggressive and corrosive which could lead to failure of the venting system or drains consult local and national codes regarding flue gas condensation disposal The P trap assembly must be properly filled with water to avoid escape of flue gas emissions The flue gas condensation may require neutralization prior to entering the drain Dietrich gt lt 7 Flue gas discharge and air supply C230 ECO A 7 1 7 Co venting
67. on at least 2 sides underneath 2 The distance between the top of the terminal and the grade is greater than 1 ft 0 3 m 35 Dietrich 8 Control and electrical connections C230 ECO A 8 Control and electrical connections 8 1 General The boiler is equipped with electronic control and safety equipment with ionization flame protection The advanced boiler control Comfort Master is a microprocessor that protects and controls the boiler The boiler is fully prewired all external connections are made on the terminal strips 24V and 120V Connect the boiler to the mains supply in accordance with the local electricity supplier s instructions and NEC NFPA 70 amp CEC CSA 22 1 Electrical codes Each boiler must be fused protected for a single phase power source 120 160 15A The circuit must be earth grounded bonded and provided with a service switch that is within the general vicinity of the boiler and within hand reach clearly marked and identified A Electrical shock hazard can cause personal injury or loss of life including property damage A All electrical wiring to the boiler and controls must be protected from ingest of water and be properly grounded and bonded according to CEC Part CSA 22 1 amp NEC NFPA 70 8 1 1 Boiler control The heat output of the C230 ECO A can be controlled as follows Modulating where the output modulates between the minimum and maximum values on the basis of
68. ontrol unit The heart of the control is a microprocessor the Comfort Master which both protects and controls the boiler 11 2 Control stops and faults 11 3 Control stop codes Control stop The control stop is a temporary boiler operating mode due to an abnormal situation The boiler switches to the neutral position so that it can return to a normal state The display then shows the shutdown status with code 9 again The boiler control unit will at first try several times to start the boiler again The boiler shall operate again when the causes of the control stop have been removed Fault If the shutdown condition still exists even after various automatic control unit start attempts have been made or if a non reproducible phenomenon has arisen the boiler switches to fault mode also known as lock out The boiler can only resume operation if the cause of the fault is rectified and the reset key is pressed The boiler display will show code 9 The control stop codes can be read out as follows e Push the key and then the key e The display shows S 1 9 e Push the key one time the display shows 5 and the control stop code TS The boiler shall start automatically when the causes of the control stop have been removed 68 Dietrich o C230 ECO A 11 Control stops and faults iG Parameter Parameter fault e ResetdFanddU o dF and dU k Z e No flow or insufficient cr
69. ormation about the operating status of the boiler and any faults Numbers dots and or letters may be shown The symbols in the display above the function keys indicate what the function of the relevant keys is at that moment If no key is pressed for three minutes the display lighting switches off and only the M and symbols are displayed Press any key the current boiler status and the current operating code appear on the display This is always displayed in the event of a fault 9 1 1 Normal start up procedure Switch on the mains supply to the boiler the C230 ECO A will perform the start up program The following will appear in succession in the display a short display test whereby all of the display s segments are visible IE XIX software version alternating with A ile P X X parameter version Afterwards depending on the operating status the following may appear on the display N L flashes live and neutral wires are wrongly connected change wires on the 120 V terminal strip 49 Dietrich 9 Commissioning C230 ECO A With a heat demand Boiler starts e 3 Central heating operation briefly in part load then in full load When a heat demand ceases Burner stops Boiler stops Stand by mode Table 12 Normal operation 9 1 2 Fault during start up procedure If nothing appears on the display check the connection of the mains lead the main fuse in the instrum
70. ory setting display Desenplion explanation et FAFA 176 80 C 2 0 98 minutes l 0 Central heating of 0 Simple display 4 Display 1 Comprehensive display WE 2 Display automatically goes to simple Te EEE J central heating natural 91 56 48 of x 100 rpm gas Minimum speed 10 40 central heating and hot x 100 rpm water natural gas Do not change 10 40 Do not change O N Q m Q a gt Codes in Setting range and possible May also be changed by users NO g 32 86 F 0 30 C only with external outside temperature sensor 32 194 F 0 90 C only with external temperature heating curve sensor 22 32 F 30 0 C only with external climate point heating curve sensor 22 32 F 30 0 C only with external frost protection sensor available as an accessory 1 Alarm signal Minimum water pressure 1 60 x 0 1 bar units or x 14 5 psi units available as an accessory a water pressure sensor 0 N N Pol ul al fel el O l kol ac feu ul l Eal bol Se Oo S gt DO xe O 2 D G O c O Minimum gas pressure 0 Off check available as an 1 On only with a minimum gas accessory pressure sensor Hydraulic valve running 0 no waiting time amen a 1 255 s only if connected accessory Flue gas damper running B a ma 0 no waiting time availa
71. part in the boiler must be replaced use only original parts or parts and materials recommended by De Dietrich America s Send the part to be replaced to De Dietrich America s Always send a fully completed return form as well see example In this way De Dietrich America s can handle its guarantee obligations faster and more efficiently Customer Name Address Zip code city Telephone Contact person Description Boiler serial nr Job number Part no Installation Problem Reference date description Table 21 Return form sample This data can be found on the boiler type plate the type plate is stuck to the top of the boiler s right side panel Dietrich lt 12 Service parts 12 2 Exploded views 111785EVCA21H910 1a DE CD 1006 1004 CG ey NS 1008 gt 4001 4011 4010 T001111 A C230 ECO A 78 De Dietrich C230 ECO A 12 Service parts 4014 3 O 2053 4007 4006 5 4008 ir NY 1004 Nee D f 5 1002 3009 3010 3028 3021 fk 3026 gt 3016 3027 G5 3018 3029 3006 Fal BET 3001 1 7BSEVCA21HO10 2a 7001112 A Fig 37 Exploded views De Dietrich 79 12 Service parts C230 ECO A Part Description Item Boiler casing S100607 Front panel 1001 S100610 Rear panel 1002 S100599 Air supply basket 1003 S100534 Screw M6x50 5 pc s 1004 S100553 Sealing ring
72. pending on parameter 3 3 see Table 13 To prevent radiators and the system from freezing in rooms where there is a risk of frost e g garage or storage room a frost thermostat can be connected to the boiler The boiler will then keep the radiators in that room warm A This frost protection does not work if the boiler is out of operation 9 3 2 Boiler without frost protection out of operation for a long time e Isolate the mains power supply from the boiler e Close the boiler gas cock 60 Dietrich o C230 ECO A 9 Commissioning A Drain the boiler and central heating system if you are not going to use your home or the building for a long time and there is a chance of frost Dietrich Q 10 Inspection and maintenance C230 ECO A 10 Inspection and maintenance 10 1 General The boiler must be inspected once a year and serviced cleaned when necessary The annual inspection of the boiler includes combustion check of the boiler the fan draws in the combustion air through the venturi Clean the fan venturi and burner if there are irregularities Check the combustion air filter if fitted replace as necessary examination of venting systems checking that the flow of combustion and ventilation air is not obstructed cleaning the trap checking the ignition electrode leakage check water flue gas and gas water pressure check low water cut off L
73. r vertically through the 5 9 150 mm flue gas connection to the atmosphere Because of the low flue gas exit temperature there will be a vapor cloud formed at the flue gas terminal this is not smoke simply water vapor formed during the combustion process If the controls allow the flow and therefore return temperature to fall below dew point 131 F 55 C this water vapor will begin to condense out in the boiler transferring its latent heat into the system water increasing the output of the boiler without increasing the gas consumption Condensation formed within the boiler and flue system is discharged from the boiler to an external drain via the drain pan siphon supplied 3 4 1 Temperature control The C230 ECO A is equipped with electronic temperature control based on flow return and boiler block temperature sensors The flow temperature is adjustable between 68 and 194 F 20 and 90 C factory setting 176 F 80 C 3 4 2 Low water level protection The C230 ECO A is equipped with low water protection based on temperature difference measurements and temperature increase measurements In some jurisdictions this internal function may not be acceptable a separate low water cut off LWCO safety device will be needed This function safeguards the boiler only a separate control is needed for the system 12 Dietrich C230 ECO A 3 Boiler description 3 4 3 Maximum protection The maximum protection
74. read and adjusted on the built in digital display which also provides normal operating and fault code indication An intelligent advanced boiler control Comfort Master continuously monitors the boiler conditions varying the heat output to suit the system load The control is able to react to external negative influences in the rest of the system flow rates gas air supply problems maintaining boiler output for as long as possible without resorting to a lockout condition At worst the boiler will reduce its output and or shutdown shut off mode awaiting the negative conditions to return to normal before restarting The Comfort Master control cannot override the standard flame safety controls 1o Dietrich lt 3 Boiler description Boiler layout SX 7 EISEN ia fi NE S _ N AT h D N TONE Se if Alm Ti A Fig 1 Cross section 1 Flue gas discharge 2 O CO measuring point 3 Air box 4 Control panel 11 Return temperature sensor 12 Condensate collector 13 Condensate trap 14 Air silencing tube 21 22 23 24 A S ee A gi T001269 A Flue gas switch Flow temperature sensor On off Gas connection 5 Burner 15 Filling and drain cock 25 Return connection 6 Heat exchanger 16 Water pressure switch option 26 Flow connection 7 Inspection hatch 17 Gas multiblock 27 Thermostat pocket 8
75. rmation 15 1 Description of specifications High efficiency gas boiler Modulating 20 100 or 0 10V or 0 20 mA or on off control is optional Suitable for use with natural gas and propane Average boiler housing noise level at 1 m distance around boiler lt 59 dBA Heat exchanger made of cast aluminium sections Cylindrical stainless steel premix burner with metal fibre cover Air supply fan Flue gas pressure difference switch Temperature control adjustable between 68 194 F 20 90 C Low water level protection using temperature sensors Gas air mixing system venture Gas multiblock 120 V Electronic control and protection equipment 120 V Fan 120V Pump switch on off 120 V max 300 VA Frost protection Filling and drain cock Trap Suitable for both room ventilated and room sealed versions Sheet steel casing off the ground Plastic condensate collector Boiler equipped with closed air box Boiler fully pre wired with built on control box Installation option for boiler controllers Suitable for OpenTherm controllers Supplied with internal heating curve Well laid out instrument panel with LCD display Menu controlled microprocessor boiler control with operating and servicing diagnostics Available in 4 models 15 2 Accessories C230 ECO A 80 C230 ECO A 120 C230 ECO A 160 C230 ECO A 200 Air supply filter Cleaning knife 0 10 V control PCB IF 01 0 20 mA control P
76. s required at the front of the boiler However we recommend a clearance of 40 1 m We recommend a clearance of at least 16 400 mm above the boiler control panel at least 2 50 mm on the left side and at least 10 25 cm on the right side in connection with condensed water discharge Install a gas cock in the immediate vicinity of above the boiler T001862 A 17 Dietrich Q 4 Installation C230 ECO A 1050 1690 1690 114492LTAL21HO002a Fig 3 Boiler room installation options in inches and mm Dietrich C230 ECO A 5 Water side connections 5W ater side connections 5 1 1 Flue gas condensation discharge Discharge the condensate water directly into a city water drain In view of the acidity level of the condensate pH between 3 and 5 use only materials that can resist flue gas condensation for the discharge pipe The use of neutralizer shall be considered for older drains or where local codes require After assembly fill the trap with clean water Make an open connection with the drain The discharge pipe must slope down by at least 3 100 30 mm m Condensed water must not be discharged into gutters or rain water down pipes 5 1 2 Water treatment e Use untreated tap water only to fill the heating system e The pH value of the system water must be between 7 and 9 e If water treatment is used the chemicals used shall comply with the water quality requirements and must not affect
77. s supply of heat the boiler requires a minimum flow of 30 of the nominal flow at the relevant design temperatures 5 1 5 Water pressure The boiler is suitable for a maximum working pressure of 100 psi 6 8 bar according to ASME MWAP 100 psi The minimum operating pressure shall not be less than lt 11 6 psi 0 8 bar 20 Dietrich lt C230 ECO A 5 Water side connections 5 1 6 Safety relief valve A safety relief valve NB certified with V or HV amp CRN symbols must be installed within 20 inches on the boiler supply piping without any obstructions The relief valve must not be smaller than 3 4 inch and not larger than 4 inch The pressure shall not exceed 10 above the MAWP and must be of an automatic reset type The valve opening must be routed away so that no injury or damage to property will result Consult local codes When replacing the valve the relief Capacity must be more than the minimum relief capacity shown on the boiler rating plate 5 1 7 Water system layout Bs 4 BOILER Cws gt _ eto ied a nem Description Non retum valve Manual isolation valve Automatic fill valve Expansion tank Safety pressure relief valve UWVCO manual reset boiler only Secondary Pressure and Temperature gauge 1 2 3 4 5 6 T a Automatic air ventibleed boiler only Fig 5 Boiler water connections minimum The above piping diagram illustrates the minimum boiler system contr
78. scard the air intake grill when using sealed combustion vent systems 7 1 3 Vent Termination Inlet Outlets The vent terminals must be installed to provide suitable protection against wind rain snow or blockage along with a rodent debris screen See section 7 1 5 7 1 6 and 7 1 7 for other requirements Conventional chimney application tapered cone finishing cone and sidewall or direct vent require a termination TEE or 90 elbow fitting 7 1 4 Combustion Air Supply Requirements The boiler requires a clean fresh and adequate supply of combustion air failure to provide sufficient combustion air supply will result in carbon monoxide CO production that could lead to personal injury including loss of life or damage to boiler or property Do not store any flammable liquids fluids vapors or materials near the vicinity of the boiler Special attention e Quality of combustion air e Dust fumes corrosive elements hydrocarbons other unknown containments e Paint beauty automotive etc shops A The flue gas vent pipe must be airtight and watertight Horizontal sections of the venting must slope downward towards the boiler 72 per linear foot 42 mm m and adequate vent support must be provided Room combustion air supply requirements The boiler must be provided with an adequate combustion air supply the combustion air supply requirements must be determined and sized in accordance to national and local codes having jurisdict
79. stic V full load D part load P heat output AT temperature difference C230 ECO A ZS Please ensure that the new boiler plant is not in circuit when the flushing takes place especially if cleansing chemicals are used to assist the process It is important to check the inhibitor concentration after installation system modifications filling the system and every service in accordance with these instructions For the correct dosage and the suitability of inhibitors for use with our boilers and for further information on water treatment or system cleaning we advise you to contact a water treatment company who is experienced with our boilers 5 1 3 Circulation pump The boiler is equipped with a pump switch to connect an external circulation pump This pump is run once every 24 hours to prevent sticking 24 hour pump operation Only on off pumps can be controlled For connections see Section 8 4 6 The hydraulic resistance for the various output options of the boiler is as follows Boiler Hydraulic resistance Hydraulic resistance model at a AT of 36 F 20 C ata AT of 18 F 10 C C230 120 C230 160 C230 200 5 1 4 Water flow The maximum temperature difference between flow and return and the maximum rate of rise of the flow temperature and boiler block temperature are limited by the boiler s modulating controls As a result the boiler is virtually unaffected by low water flow However for a continuou
80. switches the unit off if the water temperature is too high 230 F 110 C and interlocks it on the control box Once the fault has been remedied the unit can be reset using the reset key 3 4 4 Frost protection The unit must be installed in a frost free area to prevent freezing of the condensate drain pipe If the temperature of the heating water drops too much the built in unit protection activates Dietrich 13 o 4 Installation 4 Installation C230 ECO A 4 1 Standards and certifications Installation commissioning maintenance and repair work must only be carried out by a suitably qualified specialist Installations must conform to national and local codes having jurisdiction Canadian installation must conform to CSA B149 amp US installation ANSI 2223 1 The Gas 230 ECO A boiler or any of its components do not contain crystalline silica The boiler is certified to use natural gas only with a gas supply of lt 0 5 psig or a gas supply pressure range of 7 14 w c 17 35 mbar max The Gas 230 ECO A boilers are certified with the burner control unit Comfort Master Consult local codes having jurisdiction for other requirements All installation must provide a fitted safety relief valve on the boiler supply piping without any obstructions or valves The safety relief valve needs to be piped to a nearby drain that will avoid personal injury or damage to property The relief valve must be sized accordin
81. t of faults e Press the key to take a closer look at the fault Press the or key to view the following information Sl 2 shut down code b with fault number e g i2 S t 3 status code with number e g 3 appliance burned for central heating 7 number of 7 with the number of times that the fault has occurred as number el 4 4 WG temperature Ef the flow temperature 7 when the fault occurred E 2 5 G temperature E the return temperature 6 when the fault occurred e Press the 5 key to stop the cycle bt X X will appear flashing in the display with the number of the last fault e Press the or key to view any subsequent fault information Dietrich 7 lt 11 Control stops and faults Fig 36 Deleting faults 76 11 5 2 Deleting control stops or faults The last message in the list in the display is E JC or lale JEL with shutdowns e Press the key the display will show e Press the key to set the parameter to 1 e Press the key the fault memory is cleared e Press the J key twice to exit the fault memory With faultfinding retrieving the operating status when the fault occurred can contribute to faster rectification of the cause Dietrich o C230 ECO A 12 Service parts 12 Service parts 12 1 General If it is ascertained during the annual inspection or maintenance work that a
82. ted components The control unit contains the fuse F1 3 2 AT This is a fuse for the mains voltage of the control unit gas multiblock and ignition excluding pump 40 Dietrich C230 ECO A 8 Control and electrical connections 8 4 Electrical connection options Fi 41 6 AT TOOT AS fA Fig 11 Standard control PCB PCU 01 with safety unit SU The boiler has several control protection and regulation connection options The standard control PCB PCU 01 can for example be expanded with e anoptional 0 10 V control PCB available as an accessory IF 01 e and or the optional expanded control protection PCB available as an accessory SCU S01 To install or access these PCBs the plastic cap must be removed from the control panel The required external connections are made on these optional PCBs The various connection options are detailed in the following sections 8 4 1 Connection options of standard control unit PCU 01 Connected on the standard control unit PCU 01 is the safety unit SU connected which protects the boiler 8 4 2 Onloff control OT The boiler is suitable for connection to a volt free on off controller Connect the controller to the On off OT terminals of terminal strip X6 not polarity sensitive 8 4 3 Modulating controls OT The boiler is set up for communication via the OpenTherm protocol Modulating controllers can be connected Connection is made wi
83. test nipple 1 8 3029 15524 Bolt M8 x 16 10 pc s 3030 S100531 Bolt M8 x 30 10 pc s 3031 S100055 Nut M5 20 pc s 3032 S100054 Screw DIN912 M5x16 20 pc s 3033 S59818 Nut M8 20 pc s 3034 Control S100578 Print PCU 01 SU 01 4001 S100577 Print SU 01 4002 S100595 Front cover instrument panel HMI panel 4003 S100594 Front cover instrument panel 4003 S100569 Display complete 4004 S100568 Display complete 4004 S100496 Top cover instrument panel 4005 S100596 Mounting plate for instrument panel 4006 S100584 Spacer 4007 S100583 Spacer cap 4008 S56698 Cable gland M20 10 pc s 4009 S56696 Nut for cable gland M20 10 pc s 4010 100612 Sheet metal screw 4 2X8 20 pc s 4011 14254 Sheet metal screw 4 2X 9 5 20 pc s 4012 S100625 Cable set 230 V 4013 S100605 Cable set 24V 4014 S100626 Cable set 230V 3 4 4015 S100627 Cable set 230V 5 6 4016 59277 On off switch 5 pc s 4017 A 82 N Dietrich C230 Eco A 13 Technical specifications 13 Technical specifications 13 1 Technical data De Dietrich C230 Eco A Series Boiler type Unit C230 80 C230 120 C230 160 C230 200 3 Section 4 Section 5 Section 6 Section General Firing sequence operation Onloff 2 stage or fully modulating Minimum fuel input MBH kW 65 19 80 24 136
84. th a two core cable to the On off OT terminals of terminal strip X6 it does not matter which wire is connected to which cable clamp 8 4 4 External interlock BL The boiler has an external interlock switch so that the boiler can be shutdown in the event that this switch is not made This input can be used in combination with a flue gas thermostat available as an accessory This input relates to the BL terminals of terminal strip X6 Remove the wire bridge before using the input For example low water controls and auxiliary safety limit s The input s behaviour depends on the parameter setting 1 Normal shutdown 2 Shutdown without frost protection default 3 Lock out Dietrich S lt 8 Control and electrical connections C230 ECO A 8 4 5 Input release RL The boiler is also equipped with an input release so that the burner can be released shutdown This input can be used in combination with the limit switches on flue gas throttle valves hydraulic control valves safety interlocks etc This input relates to the RL terminals of terminal strip X6 8 4 6 Circulation pump Pump A pump with the following specifications can be connected e On off pump with a mains voltage of 120 VAC 60 Hz and 300 VA maximum Connect the pump to the Pump terminals of terminal strip X4 The post circulation time of the circulation pump at the end of a heat demand can be set according to requirements by means of
85. that cables do not come into contact with hot boiler parts 114492LTAL21HO1 4a Fig 33 Cleaning burner 10 3 Cleaning the trap Remove the trap from the boiler and clean it Fill the trap with fresh water and fit it 10 4 Checking the ignition electrode Check the ignition electrode adjustment between 1 8 1 6 3 4 mm and replace electrode if necessary including sealing Also check the electrode s porcelain for hairline fractures because this may cause spark over 114492LTAL21H030 Fig 34 Check the ignition electrode 66 De Dietrich X C230 ECO A 10 Inspection and maintenance 10 5 Checking for leaks Check for water flue gas and gas leaks 10 6 Checking water pressure The water pressure must be a minimum of 320 w c 0 8 bar The water pressure also depends on the height of the central heating system above the boiler static pressure 400 w c 1 bar 10 m high It is recommended to fill the system to approx 320 w c 0 8 bar above this static pressure 10 7 Putting boiler back into operation Open the gas cock in the gas pipe to the boiler Switch on the mains supply to the boiler Adjust the boiler and any external controls to heat demand Perform another flue gas analysis See Section 8 2 and adjust if necessary ONS Dietrich l 11 Control stops and faults C230 ECO A 11 Control stops and faults 11 1 General The boiler is fitted with an advanced c
86. tions 14 4 2 Regulations governing installation 14 4 3 Scope of delivery and installation 15 4 4 Installation and service clearances 17 5 Water side connections 19 5 1 1 Flue gas condensation discharge 19 5 1 2 Water treatment 19 5 1 3 Circulation pump 20 5 1 4 Water flow 20 5 1 5 Water pressure 20 5 1 6 Safety relief valve 21 5 1 Water system layout 21 6 Gas side connections 23 6 1 Gas connection 23 6 2 Gas pressure 23 6 3 Gasjair ratio control 24 7 Flue gas discharge and air supply 25 7 1 General 25 7 1 1 Boiler Venting Types 25 7 1 2 Venting options 26 7 1 3 Vent Termination Inlet Outlets 26 7 1 4 Combustion Air Supply Requirements 26 7 1 5 Conventional Chimney Venting amp CLV system Application Requirements 27 7 1 6 Direct Vent Sealed Combustion Application 31 7 1 7 Co venting Retrofitting 34 7 1 3 _ Vent terminations installation precautions 34 8 Control and electrical connections 36 8 1 General 36 8 1 1 Boiler control 36 8 1 2 Modulating controls general 3 8 1 3 Modulating room control 37 3 Dietrich 8 2 Wiring diagrams 8 3 Electrical specifications 8 3 1 Mains voltage 8 3 2 Control box 8 3 3 Fuse ratings 8 4 Electrical connection options 8 4 1 Connection options of standard control unit PCU 01 8 4 2 On off control OT 8 4 3 Modulating controls OT 8 4 4 External interlock BL 8 4 5 Input release RL 8 4 6 Circulation pump Pump 8 5 Connection options for the optional 0 10 V control PCB
87. tral heating system with water Check the water pressure in the central heating system at O O 4 Check circulation pump operation O 6 Check type of gas offered O Natural gas G20 G25 propane Does the type of gas offered correspond to the type of gas Wobbe index btu feet kWh m for which the boiler is suited 7 Check the gas supply pressure O 8 Check gas meter capacity 9 Check the gas tightness of the connections and the gas pipes ___ O S o 10 Vent gas supply pipe S O 11 Check electrical connections _ _ _ _ _ O O 12 Air supply and flue gas discharge connections checked O gt S 13 Check function and operational status of the boiler JO Oe 15 Measuring equipment removed and cap refitted on flue gas a measuring point 16 Refit boiler front housing again in the proper manner OO 17 Write type of gas on the boiler type plate 18 Set room thermostat or boiler control to desired value 9 Instruct user and hand over the necessary documents 20 Confirmation of commissioning Company name signature of engineer Table 23 Commissioning record 17 2 Checklist for annual inspection inspection record Inspection work see Confirmation and date Confirmation and date o C a a see O S A 1 Water pressure checked 2 Air supply and flue gas discharge connections checked EEE es es EN 3 Ignition electrode checked 5 Heat exchanger central heating checked corrosion 7 Confirmation of inspectio
88. uck forklift truck or 4 wheel transport boards The packaging passes through all standard doors minimum width of 29 74 5 cm The boiler is installed as follows e Position the pallet with the boiler in the boiler room e Remove the fixing bands and all other packaging some components are packaged in the polystyrene cap e Lift the boiler from the pallet e Slide the boiler into the required position using the recessed handles in the boiler base e Cover the boiler and do not operate it while dust creating construction processes or insulation to the pipe work etc are carried out in the plant room Install the boiler such that the gas ignition system components are protected from water dripping spraying rain etc during operation and service A Do not install the boiler on carpet or other combustible materials A Do not install the boiler near combustible constructions vent connector and steam and hot water pipes 15 Dietrich A Installation C230 ECO A Dimensions amp T001852 B 2 NPT thread do not remove the adapter pipe is non NPT 2 NPT thread do not remove the adapter pipe is non NPT Condensate drain 1 26 32 mm external Combustion air supply 5 91 150 mm Flue gas outlet amp 5 91 150 mm Dietrich C230 Eco A 4 Installation 4 4 Installation and service clearances Clearance of at least 24 600 mm i

C230 ECO-A 80 - DeDietrich Boilers

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