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ECR International Dunkirk DCB-100, Installation, Operation & Maintenance Manual

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ECR International Dunkirk DCB-100 Installation, Operation & Maintenance Manual Download Page 129

41

PN 240011430 REV. Q [03/15/2022]

APPLICATION TABLE - INDIRECT HOT WATER TANK PERFORMANCE CHART

HEATING ONLY BOILERS 75, 100, 125, 165

Notes:

176 °F Boiler Supply Water Temperature, AHRI Conditions -50 °F Inlet 

Water @ 240 GPH Flow Rate.

Model

Max. First 

Hour Rating

Continuous 

Rating

Boiler Output 

Needed For

Maximum

Performance

Boiler 

Water Flow 

Through 

Coil

Pressure 

Drop  

Through Coil

Gal/Hr. @

Gal/Hr @

(BTU/Hr)

Gal/Min

(Ft. Water)

140 F 115 F 140 F 115 F

H20I30

176

233

149

206

112,000

14.0

5.7

H2OI40

193

254

157

218

118,000

14.0

5.9

H2OI40L

186

251

150

215

116,000

14.0

5.6

H2OI50

196

254

151

231

125,000

14.0

6.2

H20I60

231

298

177

244

132,000

14.0

6.4

H20I60L

211

272

157

218

118,000

14.0

5.9

H2OI80

241

306

169

234

127,000

14.0

6.2

H2OI115

291

363

188

260

141,000

14.0

6.7

High Output Units  60HO, 80HO, and 115HO

H2OI60HO

353

468

299

414

221,000

14.0

10.5

H2OI80HO

366

479

294

407

220,000

14.0

10.3

H2OI80HOC

386

507

314

435

236,000

21.0

15.8

H2OI15HO

413

532

310

429

232,000

14.0

10.8

H2OI115HOC

423

545

320

442

240,000

21.0

16.7

Extra High Output Units  85XHO and 115XHO

H2OI85XHOC

649

868

571

790

428,000

28.0

13.0

H2OI115XHOC 674

893

571

790

428,000

28.0

13.0

Summary of Contents for Dunkirk DCB-100

Page 1: ...factured by ECR International Inc 2201 Dwyer Avenue Utica NY 13501 Tel 800 325 5479 www ecrinternational com DCB 75 DCB 100 DCC 115 DCB 125 DCC 150 DCB 165 DCC 205 CONDENSING WALL MOUNTED GAS FIRED BO...

Page 2: ...DCC 205...

Page 3: ...CONTENTS INSTALLATION OPERATION AND MAINTENANCE MANUAL 240013501 APPLICATION GUIDE 240011430 COMMISSIONING GUIDE 240011376 REQUIRED INSPECTION SPECIAL 240011561 BACK COVER...

Page 4: ...DCB 165...

Page 5: ...Avenue Utica NY 13501 Tel 800 325 5479 www ecrinternational com CONDENSING WALL MOUNTED GAS FIRED INSTALLATION OPERATION MAINTENANCE MANUAL Models COMBI DCC 115 DCC 150 DCC 205 HEATING ONLY DCB 75 DC...

Page 6: ...7x24x2 Gaskets Includes Essential Documents and Warranty 11x17 Wire Diagrams Drain Valve 5 GPM Flow Restrictor 205 Combi Only Used for Valve Connections Document Package Wall Mount Template Manifold M...

Page 7: ...Connections 47 8 8 Use Of 0 10V Input To Control Boiler Water Temperature 47 9 Start Up Procedure 49 9 1 Central Heating System Connections Central Heat Models Only 49 9 2 Central Heating System Conne...

Page 8: ...ate Content 0 035 gal 0 13 L 0 053 gal 0 23L 0 10 gal 0 37 L SYSTEM When boiler is operating at maximum operating temperature providing heating with all heat emitters operating pressure gauge should n...

Page 9: ...om View Dimensions 41 2 7 51 2 3 51 2 101 2 125 HEAT ONLY Bottom View Dimensions 101 2 4 D E I G C B 9 1 2 31 2 D E I G C B F D E I G C B F H D E I G C B F 115 COMBI Bottom View Dimensions 5 31 2 31 2...

Page 10: ...rative parts mold and other unforeseen issues which can occur over time Any equipment determined by a professional as damaged by a flood defined as excess of water or other liquid shall be replaced Fa...

Page 11: ...mited to Installation by licensed plumber or gas fitter 2 6 The unit MUST NOT Directly heat potable water Indirect heating is acceptable Heat water with non hydronic heating system chemicals present e...

Page 12: ...Way Valve with Motor 6 Water Safety Thermostat 7 NTC Heating sensor Supply Return QTY 2 1 Shown for clarity 8 Flue Sensor 9 Coaxial Flue Connector 10 Heat Exchanger Temperature Protector 11 Heat Exch...

Page 13: ...with Motor 6 Water Safety Thermostat 7 NTC Heating sensor Supply Return QTY 2 1 Shown for clarity 8 Flue Sensor 9 Pressure Switch 10 Coaxial Flue Connector 11 Heat Exchanger Temperature Protector 12 H...

Page 14: ...changer Temperature Protector 10 Heat Exchanger 11 Burner Door Temperature Sensor 12 Burner not shown 13 Ignition Electrode 14 Flame Detection Electrode 15 Air Gas Blend Manifold 16 Air Vent 17 Ventur...

Page 15: ...Fast Fill 6 Gas Valve 7 NTC DHW Sensor 8 Low Water Pressure Cutoff 9 3 Way Valve with Motor 10 Check Valve 11 DHW Heat Exchanger 12 Water Safety Thermostat 13 NTC Heating sensor Supply Return QTY 2 1...

Page 16: ...sensor Supply Return QTY 2 1 Shown for clarity 14 Flue Sensor 15 Pressure Switch 16 Coaxial Connector 17 Heat Exchanger Temperature Protector 18 Heat Exchanger 19 Burner not shown 20 Ignition Electrod...

Page 17: ...sor 13 Coaxial Connector 14 Heat Exchanger Temperature Protector 15 Heat Exchanger 16 Burner Door Temperature Sensor 17 Burner not shown 18 Ignition Electrode 19 Flame Detection Electrode 20 Air Gas M...

Page 18: ...rs can be wall mounted placed side by side or back to back Observe service clearances in all installations For Direct Vent installations air vents are not required in room boiler is installed in or wh...

Page 19: ...16 in 345 mm 4 2 Clearances 165 205 211 2in 546 mm 1 1 3 4 3 4 in in 45 mm 45 mm Left Side View of Boiler Front View of Boiler Service Clearances Combustible Clearances 1 3 4 in 45 mm 17 3 4 in Top V...

Page 20: ...f hole for flue 5 Cut hole in wall for coaxial flue See sizing below 75 100 115 125 150 4 3 8 110 mm diameter 165 205 5 5 16 135 mm diameter 6 Pre pipe supply and return water connections with factory...

Page 21: ...ed Use of cellular core PVC ASTM F891 cellular core CPVC or Radel polyphenol sulfone in venting systems shall be prohibited Covering non metallic vent pipe and fittings with thermal insulation shall b...

Page 22: ...to common venting system are located and other spaces of building Turn on clothes dryer and any appliance not connected to common venting system Turn on exhaust fans such as range hoods and bathroom...

Page 23: ...omply could result in death or serious injury WARNING Do not use cellular core pipe Only specified sized pipes are to be used When using venting material other than boiler manufacturer s venting note...

Page 24: ...pipe See Fig 5 8 to 5 10 for L1 and L2 details 5 COMBUSTION AIR AND VENT PIPING VENT MATERIAL OPTIONS Maximum Equivalent Vent Length Shown 165 205 Vent Type Vent Size Vent Material Intake L1 Exhaust...

Page 25: ...ntake air vent and pass them through hole in wall Check all measurements before cutting Clearance to combustible materials is zero when using coaxial vent system After installing venting use calibrate...

Page 26: ...tion Manufacturer Recommends Greater Separation FIGURE 5 7 Coaxial Horizontal Exhaust CAN BE USED ON ALL SIZES Multiple Appliances Multiple Appliances 24 610 mm Min Separation Manufacturer Recommends...

Page 27: ...Figure 5 13 C Twin Pipe Separated Flue Exhaust and combustion air intake are not located in same general location See Figures 5 8 5 9 5 10 5 21 5 22 D Twin Pipe Common Atmospheric Zone Termination Exh...

Page 28: ...ru 5 14 1 Inspect Coaxial Connector on top of boiler Confirm the factory installed inner and outer gaskets are in place 2 Insert the Flue adapter 1 into the Coax connector push down firmly to fully se...

Page 29: ...he Flue adapter 1 into the Coax connector push down firmly to fully seat it Figure 5 16 3 Remove 3 screws securing the Fresh Air cover plate 2 Figure 5 17 4 Remove the gasket and discard 5 Install the...

Page 30: ...pplications Follow venting manufacturer s instructions for applying the securing mechanism on twin pipe polypropylene venting Example for Natalini venting system See Figure 5 20 For other venting syst...

Page 31: ...ion air intake and vent of different appliances 15 381 mm Max horizontal length of vent Min vent intake between different appliances 12 305 mm Max allowable total vertical vent length with outside exp...

Page 32: ...ON ALL SIZES 3 80 mm Min 24 610 mm Max Separation Combustion Air Vent FIGURE 5 29 2 60 mm ONLY Vent Pipe with T CAN BE USED ON ALL SIZES Combustion Air Vent 3 80 mm Min 24 610 mm Max Separation 6 153...

Page 33: ...ions on assembly and clearances to maintain Maximum vent lengths based on equivalent straight runs only Include rigid pipe and fittings in overall equivalent length calculations Flexible venting insta...

Page 34: ...r 9 229 mm 9 229 mm G Clearance to inside corner 36 456 mm 36 456 mm H Clearance to each side of center line extended above meter regulator assembly 3 ft 0 9 m within a height of 15 ft 4 5 m above the...

Page 35: ...isposal point Condensate pump should have overflow switch Condensate from Boiler is slightly acidic and may cause property damage if overflow Field source condensate neutralizing kit as required by au...

Page 36: ...lation valves are not installed install them to properly clean the system When purging installations that include standing iron radiators and systems with manual vents at high points start with neares...

Page 37: ...tions Use inhibited propylene glycol solutions certified by fluid manufacturer for use with closed water heating system Do not use automotive or ethylene glycol Boiler installed above radiation level...

Page 38: ...or advice on piping Additional considerations Boiler control only supports integrated pump Installer responsible for integration of multiple central heating pumps using field supplied external control...

Page 39: ...E OR LWCO Note 1 To Drain Check Local Codes for Maximum Distance to Floor Arrange piping to prevent water dripping onto boiler 1 Return 5 gpm Limiter Factory Installed 205 Only Purge Valve Magnetic Di...

Page 40: ...to the system ground Ground in accordance with the requirements of the authority having jurisdiction or in the absence of such requirements with the National Electrical Code NEC or Canadian Electrica...

Page 41: ...vents any sedimentation and debris from your water supply piping from entering the boiler Debris carried from the water supply will clog DHW water flow sensor potentially resulting in significant oper...

Page 42: ...125 Boiler incorporates an automatic by pass However where all radiators are fitted with thermostatic radiator valves an external by pass must be fitted 6 9 Frost Protection Mode Frost protection mode...

Page 43: ...tallation Code CAN CSA B149 1 GAS SUPPLY REQUIRED MODEL NATURAL GAS A LIQUID PROPANE E DCB 75 DCB 100 92 ft3 h 2 60 m3 h 38 ft3 h 2 61 m3 h DCC 115 114 ft3 h 3 22 m3 h 47 ft3 h 1 32 m3 h DCB 125 118 f...

Page 44: ...tallic pipe and Corrugated Stainless Steel Tubing CSST is manufacturer recommended for best performance Use of Gas Appliance Connectors flexible connectors typically used for gas stoves or water heate...

Page 45: ...ced from NFPA 54 2015 with the BTU ratings for the material length and diameter of gas pipe INTENDED USE Pipe Sizing Between Natural Gas Meter or Propane Single or Second Stage Low Pressure Regulator...

Page 46: ...g gas detector noncorrosive detection fluid or other leak detection method acceptable to authority having jurisdiction Do not use matches candles open flames or other methods that can provide ignition...

Page 47: ...s 8 ELECTRICAL CONNECTIONS Note Wiring diagrams can be found in Appendix A of this Manual 8 2 Electrical Connections Boiler requires 120V 60Hz power supply Verify electrical supply is polarized Boiler...

Page 48: ...voltage 120V 60Hz Fuses 3 15 A are incorporated in the power supply terminal block To check or replace fuse pull out fuse carrier TERMINAL BLOCK M1 L Line brown N Neutral light blue Ground yellow gre...

Page 49: ...r automatically recognizes OAS sensor when wired to M2 terminal block Display changes to show current default Kt value 80 Note display value 2 When operating in CH mode boiler setpoint is determined b...

Page 50: ...l eau de la chaudi re n augmente plus les courbes indiqu es sur le graphique deviennent horizontales Flow temp Outside temp 8 ELECTRICAL CONNECTIONS 80 Is Default Boiler Set Point Temp Boiler Set Poi...

Page 51: ...will diminish boiler performance 10K Sensor 8 8 Use of 0 10V Input to Control Boiler Water Temperature The functions with 0 10V regulator are activated by means of their parameters To enable 0 10V in...

Page 52: ...culator Pump Connections For more information please review the application guide received with your boiler A field supplied pump relay is necessary for system pumps Thermostat or Endswitch from zone...

Page 53: ...3 4 NPT I Heating supply connection 3 4 22 2 mm 1 25 4 mm J Optional Indirect DHW connection 3 4 22 2 mm NA 9 START UP PROCEDURE 9 1 Central Heating System Connections CENTRAL HEAT MODELS ONLY DCB 75...

Page 54: ...nnection 3 4 22 2 mm 1 25 4 mm D Domestic Cold Water Inlet 1 2 15 9 mm 3 4 NPT E Gas shutoff connection 3 4 22 2 mm F Boiler Fast Fill External to Boiler NA G Domestic Hot Water Outlet 1 2 15 9 mm 3 4...

Page 55: ...nitial system air purge open valve connected to top left of heat exchanger Open four 4 full turns counterclockwise until steady stream of water is witnessed Close fully turning clockwise with no tools...

Page 56: ...acturing information 06 Heating return temperature F C 16 Manufacturing information 07 Thermo fuse status 000 001 17 Fan speed 17 x100 08 Not used 18 Manufacturing information DHW temperature adjustme...

Page 57: ...s function 9 6 Prior to Commissioning Check system pressure is correct Power boiler Open gas tap positioned under boiler Maximize water flow in central heat or Domestic hot water mode Note Boiler must...

Page 58: ...NT INFORMATION A If display shows fault E118 low pressure in hydraulic circuit open filling tap on appliance and restore correct pressure B If gas recognition function is interrupted due to fault e g...

Page 59: ...tions in Section 9 8 Automatic Calibration Function and also Section 9 9 Manual Calibration Function NOTICE Press to display instantaneous flow temperature for 15 seconds Use a regularly calibrated co...

Page 60: ...the value Press to confirm the value or press to exit without saving Further information in regards to parameters listed in the following table are supplied together with required accessories if nece...

Page 61: ...andard Modulation on DHW call for heat 10 seconds stabilization time before modulation 01 Fast Modulation on DHW call for heat 5 seconds stabilization time before modulation 01 P02 Gas used 00 Gas A N...

Page 62: ...o parameter 42 and above it is necessary to set P22 to 22 before scrolling up to the parameter The values listed below are factory defaults there may be differences for each application Model 75 100 1...

Page 63: ...00 22 0 59 47 81 900 24 0 67 53 88 700 26 0 74 59 95 500 28 0 80 65 102 300 30 0 88 71 109 200 32 0 96 75 112 600 33 0 100 80 Btu h kW DCB 165 DCC 205 27 400 8 0 0 0 31 300 9 2 4 3 35 800 10 5 7 6 41...

Page 64: ...t gas supply and inlet pipe work connection to boiler gas service valve for soundness Loosen screw of pressure inlet gas test port on gas valve See figure 9 3 Gas Valve Verify gas supply is ON Open bo...

Page 65: ...when water pressure drops below 7 0 psi Flame sensor senses flame in combustion chamber and sends a signal to the control board Control board monitors boiler water and DHWtemperatures modulates fan sp...

Page 66: ...Verify proper operation after servicing Note Perform regular service and maintenance by qualified service agency at least once every 12 months to assure safe trouble free operation and maximum efficie...

Page 67: ...prior to disconnection when servicing controls Wiring errors can cause improper and dangerous operation Failure to follow these instructions could result in minor or moderate injury 11 2 Maintenance...

Page 68: ...serious injury 11 4 Draining the Boiler turn boiler off isolate electrical supply close boiler gas service valve allow boiler to cool drain boiler through onboard drain if available or external drain...

Page 69: ...to achieve temperature difference across heating supply and return pipes at the boiler Check system for proper volume and pressure See page 4 for acceptable volume and pressure Turn off boiler Thoroug...

Page 70: ...and efficient operation C Servicing or replacement of parts shall be carried out by a qualified personnel D Ensure boiler controls and room thermostat if fitted are set to User s requirements E Expla...

Page 71: ...adapters included with boiler 240013501 REV A 03 15 2022 Model Number CH Input MBH 1 1 2 CH Heating Capacity MBH 1 3 Net AHRI Rating Water MBH 2 AFUE Maximum Minimum DCB 75 75 16 6 68 2 60 0 92 0 DCB...

Page 72: ...0 C DCC 150 Max DHW Flow rate 3 5 gpm 13 2 l min DCC 205 Max DHW flow rate 5 0 gpm 18 9 L min 12 3 High Altitude Ratings 12 4 High Altitude Chart GAS Natural LP Model Altitude 0 2 000 ft 0 610 m 2 000...

Page 73: ...pump fit for installation on any type of single or double pipe heating systems The automatic air valve incorporated in the pump allows quick venting of the heating system Q WATER FLOW RATE MIN Minimu...

Page 74: ...circuit on wiring Check cable between control unit and boiler 109 Pre circulation alarm temporary fault Check correct circulation of water and pump Check supply and return wiring is correct 110 Safety...

Page 75: ...the combustion levels E70 Flame signal problem micro interruption of the flame signal Check cable and integrity of the sensing electrode verify the continuity between burner and earth E73 Combustion...

Page 76: ...P34 C02 P35 C03 P36 C04 P37 C05 P38 C06 RESET ANOMALY P39 C07 P40 C08 P41 C09 FAILURE CODE NUMBER OF TIMES OCCURRED SYSTEM STATUS CODES 0 STANDBY 1 DHW ON 2 CHIMNEY SWEEP ACTIVE 3 CH ON 4 PREHEAT ON 5...

Page 77: ...wood compressed paper plant fibers or other materials capable of being ignited and burned Such material shall be considered combustible even though flame proofed fire retardant treated or plastered C...

Page 78: ...or servicing of appliances and equipment Experienced in such work Familiar with all precautions required Complies with all requirements of authority having jurisdiction SAFETY RELIEF VALVE Valve desig...

Page 79: ...75 A 2 MODEL 75 100 Heat Only APPENDIX A WIRING DIAGRAMS 240013501 REV A 03 15 2022...

Page 80: ...76 APPENDIX A WIRING DIAGRAMS A 2 MODEL 125 Heat Only 240013501 REV A 03 15 2022...

Page 81: ...77 APPENDIX A WIRING DIAGRAMS A 3 MODEL 165 Heat Only 240013501 REV A 03 15 2022...

Page 82: ...78 APPENDIX A WIRING DIAGRAMS A 1 MODEL 115 Combi 240013501 REV A 03 15 2022...

Page 83: ...79 APPENDIX A WIRING DIAGRAMS A 4 MODEL 150 Combi 240013501 REV A 03 15 2022...

Page 84: ...80 APPENDIX A WIRING DIAGRAMS A 5 MODEL 205 Combi 240013501 REV A 03 15 2022...

Page 85: ...81 NOTES 240013501 REV A 03 15 2022...

Page 86: ...82 NOTES 240013501 REV A 03 15 2022...

Page 87: ...__________ Installation instructions have been followed Checkout procedure and adjustments performed Maintenance and Service issues reviewed with owner maintenance person Installation booklet affixed...

Page 88: ...This feature is equipped with an override which is provided primarily to permit the use of an external energy management system that serves the same function THIS OVERRIDE MUST NOT BE USED UNLESS AT...

Page 89: ...NY 13501 Tel 800 325 5479 www ecrinternational com PN 240011430 REV Q 03 15 2022 This manual has been prepared for use with the appropriate Installation Operation and Maintenance Manual APPLICATION GU...

Page 90: ...ring Diagram 19 115 150 205 with zone circulators PIPING Diagram 20 115 150 205 with zone Circulators Wiring Diagram 21 115 150 205 with Zone Valves PIPING Diagram 22 115 150 205 with Zone Valves Wiri...

Page 91: ...ad this manual and understand all requirements before beginning installation 3 Installation shall conform to requirements of authority having jurisdiction or in absence of such requirements United Sta...

Page 92: ...onnection 13 16 21 mm Hose ID 3 4 NPT I Heating Supply Connection 3 4 22 2 mm 1 25 4 mm J Optional Indirect DHW Connection 3 4 22 2 mm NA MANIFOLD 75 100 115 125 150 LABOR SAVING PIPING MANIFOLDS NEAR...

Page 93: ...1 2 15 9 mm 3 4 NPT E Gas Shutoff Connection 3 4 22 2 mm F Boiler Fast Fill External to Boiler NA G Domestic Hot Water Outlet 1 2 15 9 mm 3 4 NPT H Condensate Drain Connection 13 16 21 mm ID Hose 3 4...

Page 94: ...aced tees of the boiler shall be maintained Limit combined supply and return pipe lengths to maximum linear lengths of 20 ft 6 1 m between boiler and closely spaced tees when minimum in NPT pipe size...

Page 95: ...boiler pump manifold shall be cut for use as shown on page 24 Increase pipe size to match Buffer tank connections as shown Locate tank as close to boiler as possible The Labor Saver Piping Manifold wh...

Page 96: ...ter Tank and optional use of a H2O Buffer Tank Reference the zone control manufacturer instruction manual for control operation and priority setting of DHW zones Note DO NOT use 120 V thermostat termi...

Page 97: ...ION FILL FLOW CHECK VALVE BYPASS VALVE DIVERTER VALVE T P OR RELIEF VALVE THERMOSTATIC MIXING VALVE DHW INDIRECT TANK INDIRECT TANK AQUASTAT 10K INDIRECT DHW TANK SENSOR TEMPERATURE PRESSURE GAUGE EXP...

Page 98: ...03 15 2022 75 100 125 W ZONE CIRCULATORS DHW TANK PIPING DIAGRAM 75 100 125 W ZONE CIRCULATORS DHW TANK PIPING DIAGRAM MAGNETIC DIRT SEPARATOR 1 Shut off Purge Valve 1 Locate shut off valve after any...

Page 99: ...sensor to a Heating Only Boiler change P03 from 08 to 05 See Section 9 Parameter Settings in Boiler Installation Operation Maintenance Manual for details Reference zone control manufacturer instructio...

Page 100: ...NDIRECT ZONE CIRCULATORS DHW TANK W T STAT WIRING DIA ZONE 1 LINE 24V Vac L C R 115 Vac N L 1 N 115 COM Vac ZR ZC N L 3 N L 2 115 Vac N L 1 L N ZONE CIRCULATOR X X X X X 3 2 1 X NEC Class 2 Low Voltag...

Page 101: ...430 REV Q 03 15 2022 MAGNETIC DIRT SEPARATOR 1 Shut off Purge Valve 75 100 125 WITH ZONE VALVES DHW TANK PIPING DIAGRAM 75 100 125 WITH ZONE VALVES DHW TANK 1 Locate shut off valve after any field ins...

Page 102: ...HW TANK W SENSOR ARGO UZ3 ZONE CONTROL If adding an indirect tank with sensor to a Heating Only Boiler change P03 from 08 to 05 See Section 9 Parameter Settings in Boiler Installation Operation Mainte...

Page 103: ...etails ZONE 1 LINE 24V Vac L C R 115 Vac N L 1 N 115 COM Vac ZR ZC N L 3 N L 2 115 Vac N L 1 L N ZONE CIRCULATORS X X X X X 3 2 1 X NEC Class 2 Low Voltage ZONE 3 ZONE 2 ZONE 1 W R NEC Class 2 Low Vol...

Page 104: ...6 PN 240011430 REV Q 03 15 2022 MAGNETIC DIRT SEPARATOR 1 Shut off Purge Valve 165 WITH ZONE CIRCULATORS PIPING DIAGRAM 1 Locate shut off valve after any field installed LWCO 165 WITH ZONE CIRCULATORS...

Page 105: ...peration Maintenance Manual for details ZONE 1 LINE 24V Vac L C R 115 Vac N L 1 N 115 COM Vac ZR ZC N L 3 N L 2 115 Vac N L 1 L N ZONE CIRCULATOR X X X X X 3 2 1 X NEC Class 2 Low Voltage ZONE 3 ZONE...

Page 106: ...18 PN 240011430 REV Q 03 15 2022 MAGNETIC DIRT SEPARATOR 1 Shut off Purge Valve 165 WITH ZONE VALVES PIPING DIAGRAM 1 Locate shut off valve after any field installed LWCO 165 WITH ZONE VALVES...

Page 107: ...essary ZONE 1 LINE 24V Vac L C R 115 Vac N L 1 N 115 COM Vac ZR ZC N L 3 N L 2 115 Vac N L 1 L N ZONE CIRCULATOR X X X X X 3 2 1 X NEC Class 2 Low Voltage ZONE 3 ZONE 2 ZONE 1 W R NEC Class 2 Low Volt...

Page 108: ...1430 REV Q 03 15 2022 115 150 205 WITH ZONE CIRCULATOR PUMPS 115 150 205 WITH ZONE CIRCULATORS PIPING DIAGRAM 1 Locate shut off valve after any field installed LWCO MAGNETIC DIRT SEPARATOR 1 Shut off...

Page 109: ...X X X X X 3 2 1 X NEC Class 2 Low Voltage ZONE 3 ZONE 2 ZONE 1 W R NEC Class 2 Low Voltage T T C THERMOSTATS ZONE VALVES ZONE 3 ZONE 2 4 3 2 1 4 3 2 1 4 3 2 1 NEC Class 2 Low Voltage 24Vac W R T T C W...

Page 110: ...N 240011430 REV Q 03 15 2022 115 150 205 WITH ZONE VALVES 115 150 205 WITH ZONE VALVES PIPING DIAGRAM 1 Locate shut off valve after any field installed LWCO MAGNETIC DIRT SEPARATOR 1 Shut off Purge Va...

Page 111: ...3 ZONE 2 ZONE 1 W R NEC Class 2 Low Voltage T T C THERMOSTATS ZONE VALVES ZONE 3 ZONE 2 4 3 2 1 4 3 2 1 4 3 2 1 NEC Class 2 Low Voltage 24Vac W R T T C W R T T C PRI PUMP ZC ZR DIGITAL LCD USER DISPL...

Page 112: ...fer Tank on Central Heat Circuit Using Internal Boiler Circulator Buffer Tank Piping When installing low mass systems additional water mass may be required to avoid short cycling by the boiler In thes...

Page 113: ...03 15 2022 EXTERNAL BUFFER TANK PIPING DIAGRAM NOTE Acceptable primary pump locations Either 1 or 2 For pump wiring see diagrams on pages 26 29 Buffer Tank On Central Heat Circuit With Primary Pump a...

Page 114: ...26 PN 240011430 REV Q 03 15 2022 EXTERNAL BUFFER TANK WIRING DIAGRAM Buffer Tank Pump Wiring Controlling A Primary Pump On A Combi Boiler With Zone Valves No Indirect Tank...

Page 115: ...27 PN 240011430 REV Q 03 15 2022 EXTERNAL BUFFER TANK WIRING DIAGRAM Buffer Tank Pump Wiring Controlling A Primary Pump On A Combi Boiler With Zone Pumps Argo ARM 4P Zone Control and A822 II...

Page 116: ...w Voltage ZONE 3 ZONE 2 ZONE 1 W R NEC Class 2 Low Voltage T T C THERMOSTATS ZONE VALVES ZONE 3 ZONE 2 4 3 2 1 4 3 2 1 4 3 2 1 NEC Class 2 Low Voltage 24Vac W R T T C W R T T C PRI PUMP ZC ZR DIGITAL...

Page 117: ...268 10 4 5 046 68 0 1 218 12 2 4 804 69 8 1 170 14 0 4 574 71 6 1 125 15 8 4 358 73 4 1 081 17 6 4 152 75 2 1 040 19 4 3 958 77 0 1 000 21 2 3 774 78 8 962 23 0 3 600 80 6 926 24 8 3 435 82 4 892 26 6...

Page 118: ...F and colder select 35 for your Kt setting To change default Kt value on boiler control use or CH Heating buttons Restrict the upper limit of the Kt curve by using Parameter P16 to set the maximum boi...

Page 119: ...Only Boiler change PO3 parameter from 08 to 04 See Section 9 Parameter Settings in boiler s Installation Operation and Maintenance Manual Parameter PO3 for COMBI boiler factory set at OO requires no c...

Page 120: ...32 PN 240011430 REV Q 03 15 2022 CIRCULATOR CONNECTIONS WIRING DIAGRAM SINGLE ZONE CIRCULATOR WIRING USING ARGO AR822 II...

Page 121: ...33 PN 240011430 REV Q 03 15 2022 75 100 HEAT ONLY WIRING DIAGRAM MODEL 75 100 HEAT ONLY...

Page 122: ...34 PN 240011430 REV Q 03 15 2022 MODEL 125 HEAT ONLY 125 HEAT ONLY WIRING DIAGRAM...

Page 123: ...35 PN 240011430 REV Q 03 15 2022 MODEL 165 HEAT ONLY 165 HEAT ONLY WIRING DIAGRAM...

Page 124: ...36 PN 240011430 REV Q 03 15 2022 115 COMBI WIRING DIAGRAM MODEL 115 COMBI...

Page 125: ...37 PN 240011430 REV Q 03 15 2022 MODEL 150 COMBI 150 COMBI WIRING DIAGRAM...

Page 126: ...38 PN 240011430 REV Q 03 15 2022 MODEL 205 COMBI 205 COMBI WIRING DIAGRAM...

Page 127: ...R INPUT BTUH ALTITUDE FEET MAC 115 CALCULATEDEFFECTS OF HI ALTITUDE ON BOILER PERFORMANCE DHW MODE HEAT MODE Net Rating Heat Mode MODELS 100 115 40 000 45 000 50 000 55 000 60 000 65 000 70 000 75 000...

Page 128: ...ATED EFFECTS OF HI ALTITUDE ON BOILER PERFORMANCE DHW MODE HEAT MODE NET RATNG HEAT MODE 60 000 80 000 100 000 120 000 140 000 160 000 180 000 200 000 220 000 0 2 000 4 000 6 000 8 000 10 000 BOILER I...

Page 129: ...7 H2OI40 193 254 157 218 118 000 14 0 5 9 H2OI40L 186 251 150 215 116 000 14 0 5 6 H2OI50 196 254 151 231 125 000 14 0 6 2 H20I60 231 298 177 244 132 000 14 0 6 4 H20I60L 211 272 157 218 118 000 14 0...

Page 130: ...C or Canadian Electrical Code CEC LWCO WIRING DIAGRAM Low Water Cutoff LWCO Electrical Conduit J Box 120 V 60 HZ Conduit or Power Supply cord Polarized L1 N G GND L1 N GND BLK WHT 120 V 60 HZ Socket P...

Page 131: ...Factory Installed 205 Only Magnetic Dirt Separator Purge Valve Purge Valve PIPING DIAGRAM LWCO LOCATION LOW WATER CUTOFF 1 DO NOT PLACE ISOLATION VALVE BEFORE TEE OR LWCO Note Arrange piping to preven...

Page 132: ...44 PN 240011430 REV Q 03 15 2022 LOW WATER CUTOFF DETAIL LOW WATER CUTOFF NO NO YES...

Page 133: ...round Short Circuit and Polarity with a suitable meter NOTE These checks must be repeated after any servicing or fault finding 5 Ensure all external controls are calling for heat and check all externa...

Page 134: ...r E109 flashing NO Error E11O flashing NO 3 way valve open to central heating circuit YES Burner output modulates to maintain the temperature set YES YES YES YES YES Error E130 flashing NO YES Burner...

Page 135: ...tion electrodes for up to 5 seconds and for 5 attempts YES NO YES Burner lights YES YES Error E109 flashing NO Error E110 flashing YES NO NO NO NO DHW flow rate more than 21 min Error 160 flashing Go...

Page 136: ...p terminals Blue to Brown See Wiring Diagram NO Replace PCB Fan connections correct at fan and PCB Connectors X11 X23 See Wiring Diagram YES NO 120V between PCB connector x13 pump terminal Blue and PC...

Page 137: ...49 PN 240011430 REV Q 03 15 2022 3 FAULT SOLUTION SECTIONS...

Page 138: ...pcb connection at connector x22 is there approx 5 V DC between the green and black NO terminals Check flow temperature sensor connections and position Sensors swapped Cold resistance approximately 1Ok...

Page 139: ...terminals Check the voltage is approximately 5 VDC between the Red and Blue wires See Wiring Diagrams With water running through DHW circuit measure red and white wire for 2 8 VDC for flow triggering...

Page 140: ...hanged From Changed To Date Reason PARAMETER CHANGE HISTORY All specifications subject to change without notice 2022 ECR International Inc 2201 Dwyer Avenue Utica NY 13501 Tel 800 325 5479 www ecrinte...

Page 141: ...CTION ASSURE FACTORY SUPPLIED CONVERSION LABEL IS APPLIED TO PRODUCT IF CONVERTING TO LP IMPORTANT Gas type Check Ensure the maximum heat exchange to the system in Heating or DHW mode DHW request in o...

Page 142: ...imum l installation de chauffage ou de production d ECS afin d viter que la chaudi re ne s teigne suite un probl me de surchauffe INTERRUPTION DE LA FONCTION Si la fonction de d sa ration ou d identif...

Page 143: ...ver checking combustion chamber Spark Electrode Clean Set gap according to IOM directions Clean electrode with plumbers cloth to remove oxides Flame Sensor Clean sensor Condensate Neutralizer Check co...

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