Dunkirk DCBF-100 Manual Download Page 1

Page: 1 / 138

Manufactured by:

ECR International Inc.

2201 Dwyer Avenue, Utica, NY 13501

Tel. 800 325 5479

www.ecrinternational.com

DCBF-100

DCCF-115

DCBF-125

DCCF-150

DCBF-165

DCCF-150

DCCF-205

CONDENSING

GAS FIRED BOILER

Summary of Contents for DCBF-100

Page 1: ...nufactured by ECR International Inc 2201 Dwyer Avenue Utica NY 13501 Tel 800 325 5479 www ecrinternational com DCBF 100 DCCF 115 DCBF 125 DCCF 150 DCBF 165 DCCF 150 DCCF 205 CONDENSING GAS FIRED BOILE...

Page 2: ...DCCF 150...

Page 3: ...CONTENTS INSTALLATION OPERATION AND MAINTENANCE MANUAL 240013375 APPLICATION GUIDE 240012875 COMMISSIONING GUIDE 240011376 REQUIRED INSPECTION SPECIAL 240011561 BACK COVER...

Page 4: ...DCBF 125...

Page 5: ...MAINTENANCE MANUAL Manufactured by ECR International Inc 2201 Dwyer Avenue Utica NY 13501 Tel 800 325 5479 www ecrinternational com PN 240013375 REV A 07 01 2021 Models COMBI DCCF 115 DCCF 150 DCCF 2...

Page 6: ...x 1 1 4 x 1 2 Document Package VERIFY CONTENTS RECEIVED Threaded End Non Threaded End Copper Tee NOTICE Using proper brazing or soldering technique insert copper flush bushing into copper tee with th...

Page 7: ...e 46 9 1 Central Heating System Connections HEAT ONLY 46 9 2 Central Heating System Connections Combi 46 9 3 System Start Up 47 9 4 Fill Condensate Trap with Water 47 9 5 Control Panel 48 9 6 Prior to...

Page 8: ...Copper Sweat 165 N A 205 3 4 19 1 mm I Boiler Return 3 4 19 1 mm 1 38 1 mm Boiler Filling Connection External to Boiler Primary Water Content 0 95 gal 3 60 L 1 gal 3 79 L 11 4 gal 4 73 L Central Heati...

Page 9: ...4 35 in 111 mm 111 mm 6 12 in 6 12 in 156 mm 156 mm 7 31 in 7 31 in 186 mm 186 mm 1 80 in 1 80 in 46 mm 46 mm 43 65 in 43 65 in 1 1 m 1 1 m 40 23 in 40 23 in 1 0 m 1 0 m 37 20 in 37 20 in 95 m 95 m 2...

Page 10: ...84 mm 9 39 in 9 39 in 239 mm 239 mm 6 26 in 6 26 in 159 mm 159 mm 3 07 in 3 07 in 78 mm 78 mm 41 87 in 41 87 in 1 06 m 1 06 m 7 39 in 7 39 in 187 mm 187 mm 6 26 in 6 26 in 159 mm 159 mm 10 in 10 in 2...

Page 11: ...zing needs can scald and cause permanent injury Children elderly and infirmed or physically handicapped persons are more likely to be permanently injured by hot water Never leave them unattended in ba...

Page 12: ...ble water Indirect heating is acceptable Heat water with non hydronic heating system chemicals present example swimming pool water Toxic chemicals such as those used for boiler treatment shall not be...

Page 13: ...Heating Return 12 Gas Inlet 13 Optional Indirect Tank Connection 14 Heating Supply Connection 15 Condensate Connection 16 Low Water Pressure Cutoff 17 3 Way Valve with Motor 18 Gas Valve 19 Over Tempe...

Page 14: ...or 10 Boiler Drain Tap 11 Heating Return 12 Gas Inlet 13 Optional Indirect Tank Connection 14 Heating Supply Connection 15 Condensate Connection 16 Low Water Pressure Cutoff 17 3 Way Valve with Motor...

Page 15: ...Gas Inlet 14 Condensate Connection 15 Low Water Pressure Cutoff 16 Inlet Element 17 Gas Valve 19 Over Temperature Thermostat 20 NTC Heating Sensor 21 Ignition Electrode 22 Pressure Relief Valve 23 Ex...

Page 16: ...ng Supply 18 Condensate Connection 19 DHW Heat Exchanger 20 NTC DHW Sensor 21 Low Water Pressure Cutoff 22 3 Way Valve with Motor 23 Gas Valve 24 Water Safety Thermostat 25 NTC Heating sensor Flow Ret...

Page 17: ...ump with Air Separator 10 DHW Priority Sensor 11 Flow Sensor with Water Filter and Flow Restrictor 12 Boiler Drain Tap 13 Heating Return 14 Cold Water DHW Inlet 15 Gas Inlet 16 DHW Outlet 17 Heating S...

Page 18: ...nnection 17 Condensate Connection 18 DHW Heat Exchanger 19 NTC DHW Sensor 20 Low Water Pressure Cutoff 21 3 Way Valve with Motor 22 Gas Valve 23 NTC Heating sensor Flow Return QTY 2 1 Shown for clarit...

Page 19: ...manufacturer recommended with this boiler WARNING Fire Hazard Do not install on carpeting Failure to follow these instructions could result in death or serious injury 4 LOCATING BOILER 4 2 Floor Locat...

Page 20: ...tion 0 in 0 mm between Back of Unit and wall 0 in 0 mm between Back of Unit and wall 1 3 4 in 45 mm 13 4 in 45 mm 13 4 in 45 mm 450 mm Front View of Boiler 0in 0 mm 0in 0 mm Top View 0 in 0 mm 0 in 0...

Page 21: ...rohibited Covering non metallic vent pipe and fittings with thermal insulation shall be prohibited Failure to follow these instructions could result in death or serious injury 5 COMBUSTION AIR AND VEN...

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: ...or serious injury WARNING Covering non metallic vent pipe and fittings with thermal insulation shall be prohibited Use of cellular core PVC for venting flue gas could result in death or serious injury...

Page 24: ...al to be used as an alternative to Polypropylene venting for the exhaust pipe VENT MATERIAL OPTIONS Maximum Equivalent Vent Length Shown 165 205 Vent Type Vent Size Vent Material Intake L1 Exhaust L2...

Page 25: ...s is zero when using coaxial vent system After installing venting use calibrated analyzer to verify there is no recirculation of combustion Ensure termination is positioned with slots at the bottom WA...

Page 26: ...5 Coaxial Vertical Exhaust CAN BE USED ON ALL SIZES 12 305 mm Minimum Separation Manufacturer Recommends Greater Separation FIGURE 5 7 Coaxial Horizontal Exhaust CAN BE USED ON ALL SIZES Multiple Appl...

Page 27: ...and combustion air Ice or snow may cause boiler to shut down if vent or combustion air becomes obstructed WARNING Asphyxiation hazard Improper installation could result in death or serious injury Rea...

Page 28: ...e 4 Insert the male end of the second pipe into the clamp on the up etched side Force the two pipes together 5 Verify the two pipes are secure together with clamp in place 5 9 Securing Twin Pipe Polyp...

Page 29: ...n air and vent Both combustion air and vent pipe must exit above top of chimney with clearances as shown in Figure 5 14 Vent Terminal Combustion Air Ground Level FIGURE 5 12 Twin Pipe on Roof Combusti...

Page 30: ...rs required in all multiple boiler installations FIGURE 5 22 2 60 mm ONLY Twin Pipe Side Wall Vent CAN BE USED ON ALL SIZES 3 80 mm Min 24 610 mm Max Separation See Grade Snow Ice Combustion Air Vent...

Page 31: ...on assembly and clearances to maintain Avoid sharp bends in flexible venting FIGURE 5 24 3 80 mm Only Flexible Venting System CAN BE USED ON ALL SIZES Combustion Air Vent Terminal Flexible Vent Rigid...

Page 32: ...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 33: ...signated for use with condensing boiler if boiler located below disposal point Condensate pump should have overflow switch Condensate from Boiler is slightly acidic and may cause property damage if ov...

Page 34: ...lves and isolation 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...

Page 35: ...these instructions 6 HYDRONIC PIPING 6 4 Trim Piping Temperature Pressure Gauge Install temperature pressure gauge using tee and bushing provided in near boiler piping on supply side See Figure 6 2 So...

Page 36: ...ange piping to prevent water dripping onto boiler 1 Return Purge Valve Magnetic Dirt Separator Position Temperature Pressure Gauge on CH System Supply Side of Boiler Purge Valve Note Illustrations are...

Page 37: ...the supply piping above the minimum height of boiler See Figure 6 2 Piping Diagram Position control in HORIZONTAL piping to assure proper boiler protection upright or 90 rotation For proper operation...

Page 38: ...imentation 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 operation issues...

Page 39: ...ll allow power to flow to the spark generator and gas valve creating ignition in the combustion chamber The flame sensor will acknowledge the presence of the flame in the combustion chamber and send a...

Page 40: ...nsate trap control replacement etc Gas meter and supply pipes must be capable of delivering the listed quantity of gas in addition to demand from any other appliances in the house Boiler requires a mi...

Page 41: ...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 42: ...68 80 131 153 107 126 207 241 80 60 69 113 132 94 109 178 208 100 54 62 101 118 85 98 159 186 INTENDED USE Pipe Sizing Between Natural Gas Meter or Propane Single or Second Stage Low Pressure Regulat...

Page 43: ...eakage using 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 provi...

Page 44: ...upply Respect the input polarity on terminal block M1 L LINE N NEUTRAL Failure to follow these instructions WILL result in death or serious injury 8 ELECTRICAL CONNECTIONS FIGURE 8 1 Junction Box Left...

Page 45: ...e incorporated in the power supply terminal block To check or replace fuse pull out black fuse carrier TERMINAL BLOCK M1 L Live brown N Neutral light blue Ground yellow green 1 2 contact for 120V Room...

Page 46: ...es 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 by the Kt value selected...

Page 47: ...res below 40 F 40 C maximum heating flow temperature set point no longer increases curves shown on graph become horizontal Boiler setpoint will override sensor set point FIGURE 8 6 Kt Climate Curves 8...

Page 48: ...mance 8 ELECTRICAL CONNECTIONS FIGURE 8 7 Kt Indirect Storage Tank 8 9 Management of 0 10V Input The functions with 0 10V regulator are activated by means of their parameters To enable 0 10V input cha...

Page 49: ...45 FIGURE 8 8 Circulator Pump Connections For more information please review the application guide received with your boiler 8 ELECTRICAL CONNECTIONS 240013375 REV A 07 01 2021...

Page 50: ...N DCBF 100 125 HEATING ONLY WITHOUT OPTIONAL INDIRECT DHW CONNECTION 9 2 Central Heating System Connections Combi DCCF 115 150 205 COMBI 150 shown LEGEND 115 150 205 A Heating supply connection 11 4 s...

Page 51: ...heat exchanger Open four 4 full turns counterclockwise until steady stream of water is witnessed Close fully turning clockwise with no tools needed See Figure 9 1 Systems using radiators to remove air...

Page 52: ...abled Call a qualified service technician Programming menu Manually resettable fault Boiler information menu Fault in progress Set unit of measurement SI US SYMBOL Key DESCRIPTION DESCRIPTION 00 Secon...

Page 53: ...nction Before performing this function verify the door is on the boiler and there are no heat demands in progress During this function ensure there is maximum heat exchange to the system in Heating or...

Page 54: ...3 Gas Inlet Tap Pi 9 START UP PROCEDURE PI PI Gas Supply Inlet Pressure Tap PI IMPORTANT INFORMATION A If gas recognition function is interrupted by power blackout start function again when power is r...

Page 55: ...more minutes Calculate input 9 13 Combustion Adjustment Function CO2 This function sets out to partially adjust the value of CO2 Use the following procedure 1 Press buttons and together for at least...

Page 56: ...04 heating only appliance with DHW thermostat 05 appliance with external storage indirect tank 08 heating only appliance 13 instantaneous appliance with pre heat function for solar application 08 00 P...

Page 57: ...Instructions P44 Temperature unit setting 00 C 01 F 01 P67 OT RT Open Therm Room Thermostat selection 0 Plug and Play 1 B P 2 OT open therm STD 02 The values listed below are factory defaults there m...

Page 58: ...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 9 START UP PROCEDURE Btu h kW DCBF 165 DCCF 205 27 400 8 0 0 0 31 300 9 2 4...

Page 59: ...heat the unit will shutdown and enter 3 minute anti cycling mode The boiler pump will operate for 3 minutes to dissipate any residual heat If there is a subsequent CH call for heat boiler will wait 3...

Page 60: ...r only and not for complete Central Heating System 10 6 Pump If electricity is connected to the boiler regardless if power is On or Off and has not operated for 24 hours for heating or hot water boile...

Page 61: ...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 62: ...spark gap positioning and height of electrodes 7 Check fan impeller is clean and free to rotate WARNING Combustion chamber insulation in this product contains ceramic fiber material Ceramic fibers can...

Page 63: ...off isolate electrical supply close boiler gas service cock allow boiler to cool drain boiler through onboard drain if available or external drain valve 11 5 Draining the Heating Circuit Follow all s...

Page 64: ...ters in heating return and supply water isolating valves Repressurize the system 11 9 Final Assembly Place front jacket in position over boiler Secure in position at top using screws previously remove...

Page 65: ...d room thermostat if fitted are set to User s requirements E Tell User about sealed system pressure F Tell User if display is active and boiler has not operated for 24 hours for heating or hot water t...

Page 66: ...t 1 2 NPT 3 4 NPT 1 2 Copper stub adapters included with boiler Model Number CH Input MBH 1 1 2 CH Heating Capacity MBH 1 3 Net AHRI Rating Water MBH 2 AFUE Maximum Minimum DCBF 100 93 5 16 6 85 4 74...

Page 67: ...113 20 3 105 95 0 141 20 3 120 17 Max CH Supply temp 176 F 80 C for DCBF 125 and DCCF 150 Max DHW temp 140 F 60 C DCCF 150 Max DHW Flow rate 3 5 gpm 13 2 l min DCCF 205 Max DHW flow rate 5 0 gpm 18 9...

Page 68: ...c head 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...

Page 69: ...unit Probable short 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 i...

Page 70: ...nd 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 Combustio...

Page 71: ...LOCKOUT C09 FIRST LOCKOUT PHASE STATUS CODES 0 STANDBY 1 PREPURGE 3 INTERPURGE 4 SAFETY TIME 5 RUNNING 6 LOCKOUT 11 INTERURGE 15 POST VENTILATION 16 THERMOSTATIC POST VENTILATION 13 TROUBLE SHOOTING...

Page 72: ...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 73: ...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 74: ...70 A 1 MODEL 100 Heat Only APPENDIX A WIRING DIAGRAMS 240013375 REV A 07 01 2021...

Page 75: ...71 A 2 MODEL 125 Heat Only APPENDIX A WIRING DIAGRAMS 240013375 REV A 07 01 2021...

Page 76: ...72 APPENDIX A WIRING DIAGRAMS A 3 MODEL 165 Heat Only 240013375 REV A 07 01 2021...

Page 77: ...73 APPENDIX A WIRING DIAGRAMS A 4 MODEL 115 Combi 240013375 REV A 07 01 2021...

Page 78: ...74 A 5 MODEL 150 Combi APPENDIX A WIRING DIAGRAMS 240013375 REV A 07 01 2021...

Page 79: ...75 A 6 MODEL 205 Combi APPENDIX A WIRING DIAGRAMS 240013375 REV A 07 01 2021...

Page 80: ...76 NOTES 240013375 REV A 07 01 2021...

Page 81: ...77 NOTES 240013375 REV A 07 01 2021...

Page 82: ...U HR input____________ Installation instructions have been followed Checkout procedure and adjustments performed Maintenance and Service issues reviewed with owner maintenance person Installation book...

Page 83: ...OVERRIDE MUST NOT BE USED UNLESS AT LEAST ONE OF THE FOLLOWING CONDITIONS IS TRUE An external energy management system is installed that reduces the boiler water temperature as the heating load decre...

Page 84: ...Tel 800 325 5479 www ecrinternational com PN 240012875 REV B 07 01 2021 This manual has been prepared for use with the appropriate Installation Operation and Maintenance Manual APPLICATION GUIDE FOR U...

Page 85: ...am 19 115F 150F 205F with zone circulators PIPING Diagram 20 115F 150F 205F with zone Circulators Wiring Diagram 21 115F 150F 205F with Zone Valves PIPING Diagram 22 115F 150F 205F with Zone Valves Wi...

Page 86: ...all requirements before beginning installation 3 Installation shall conform to requirements of authority having jurisdiction or in absence of such requirements United States National Fuel Gas Code ANS...

Page 87: ...toff connection 3 4 NPT 22 2 mm D Optional Indirect DHW connection may exit right or left 3 4 sweat 22 2 mm NA E Heating return connection 11 4 sweat 31 75 mm 11 2 sweat 38 1 mm 100F 125F HEATING ONLY...

Page 88: ...4 sweat 31 75 mm 11 2 sweat 38 1 mm B DHW outlet 1 2 sweat 12 7 mm 3 4 sweat 19 1 mm C Drain connection for condensate 3 4 NPT 22 2mm D Gas shutoff connection 3 4 NPT 22 2 mm E Cold DHW inlet tap 1 2...

Page 89: ...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 is used Linear length may be i...

Page 90: ...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 which is supplied with each boil...

Page 91: ...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 terminals M1 1 and 2 Provided Wirin...

Page 92: ...SS 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 EXPANSION TANK FLAT PLATE HEAT EX...

Page 93: ...CIRCULATORS DHW TANK PIPING DIAGRAM 100F 125F W ZONE CIRCULATORS DHW TANK PIPING DIAGRAM 1 1 Locate shut off valve after any field installed LWCO Shut off Purge Valve MAGNETIC DIRT SEPARATOR PN 240012...

Page 94: ...SUPPLIED POWER PER NEC AND LOCAL CODES Z2 Z3 ZONE THERMOSTATS Domestic Hot Water Tank w Sensor 1 2 3 4 5 6 7 8 9 10 VAC 24 G M2 M2 terminal strip on boiler 100F 125F W INDIRECT ZONE CIRCULATORS DHW TA...

Page 95: ...AY Fuse ZONE MODULE TO EXPANSION Transformer PTC 12A 250V 115 Vac FIELD SUPPLIED POWER PER NEC AND LOCAL CODES Z2 Z3 ZONE T STATS 1 2 3 4 5 6 7 8 9 10 VAC 24 M2 M2 terminal strip G on boiler Domestic...

Page 96: ...F WITH ZONE VALVES DHW TANK PIPING DIAGRAM 100F 125F WITH ZONE VALVES DHW TANK 1 Shut off Purge Valve 1 Locate shut off valve after any field installed LWCO MAGNETIC DIRT SEPARATOR PN 240012875 REV B...

Page 97: ...Transformer PTC 12A 250V 115 Vac FIELD SUPPLIED POWER PER NEC AND LOCAL CODES PRIMARY PUMP ZONE THERMOSTATS ZONE VALVES VANNES DE ZONE 4 Wire Valve 3 Wire Valve 1 2 3 4 1 2 3 Domestic Hot Water Tank w...

Page 98: ...PANSION Transformer PTC 12A 250V Domestic Hot 115 Vac FIELD SUPPLIED POWER PER NEC AND LOCAL CODES Water Tank PRIMARY PUMP ZONE THERMOSTATS ZONE VALVES VANNES DE ZONE 4 Wire Valve 3 Wire Valve 1 2 3 4...

Page 99: ...165F WITH ZONE CIRCULATORS PIPING DIAGRAM 1 Shut off Purge Valve 1 Locate shut off valve after any field installed LWCO 165F WITH ZONE CIRCULATORS MAGNETIC DIRT SEPARATOR PN 240012875 REV B 07 01 202...

Page 100: ...L LCD USER DISPLAY Fuse ZONE MODULE TO EXPANSION Transformer PTC 12A 250V Domestic Hot 115 Vac FIELD SUPPLIED POWER PER NEC AND LOCAL CODES DHW Z2 Z3 Water Tank ZONE THERMOSTATS w T Stat 1 2 3 4 5 6 7...

Page 101: ...18 165F WITH ZONE VALVES 165F WITH ZONE VALVES PIPING DIAGRAM 1 Shut off Purge Valve 1 Locate shut off valve after any field installed LWCO MAGNETIC DIRT SEPARATOR PN 240012875 REV B 07 01 2021...

Page 102: ...EXPANSION Transformer PTC 12A 250V Domestic Hot 115 Vac FIELD SUPPLIED POWER PER NEC AND LOCAL CODES Water Tank PRIMARY PUMP ZONE THERMOSTATS ZONE VALVES VANNES DE ZONE 4 Wire Valve 3 Wire Valve 1 2 3...

Page 103: ...205F WITH ZONE CIRCULATORS 115F 150F 205F WITH ZONE CIRCULATORS PIPING DIAGRAM MAGNETIC DIRT SEPARATOR 1 Shut off Purge Valve 1 Locate shut off valve after any field installed LWCO PN 240012875 REV B...

Page 104: ...tage 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 DISPLAY Fuse ZONE MODULE TO EXPANSION Transfo...

Page 105: ...150F 205F WITH ZONE VALVES 115F 150F 205F WITH ZONE VALVES PIPING DIAGRAM 1 Shut off Purge Valve 1 Locate shut off valve after any field installed LWCO MAGNETIC DIRT SEPARATOR PN 240012875 REV B 07 0...

Page 106: ...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 DISPLAY Fuse ZONE MODULE TO EXPANSION Transformer PTC 12A 250V 115 Vac FIELD SUPPLIED...

Page 107: ...entral Heat Circuit Buffer Tank Piping When installing low mass systems additional water mass may be required to avoid short cycling by the boiler In these applications it is recommended that a buffer...

Page 108: ...tem Pump Optional Indirect Tank ZONE PUMPS OR ZONE VALVES MAGNETIC DIRT SEPARATOR 1 2 NOTE Acceptable primary pump locations Either 1 or 2 For pump wiring see diagrams on pages 26 29 Buffer Tank On Ce...

Page 109: ...26 EXTERNAL BUFFER TANK WIRING DIAGRAM Buffer Tank Pump Wiring Controlling A Primary Pump On A Combi Boiler With Zone Valves and Indirect Tank With Priority PN 240012875 REV B 07 01 2021...

Page 110: ...27 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 PN 240012875 REV B 07 01 2021...

Page 111: ...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 DISPLAY Fuse ZONE MOD...

Page 112: ...5 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 3 279 84 2 858 28 4 3 131 86 0 827 30 2 2 990 87 8 796 32 0 2 857 89 6...

Page 113: ...ture Refer to applicable F or C chart pg 30 for setpoint information Select Kt range which will satisfy the desired boiler delivery temperature based on outdoor temperature range expected for your loc...

Page 114: ...63 25 3 86 2 31 9 109 0 42 5 145 0 10 80 176 27 4 93 6 36 9 125 0 48 1 164 0 Parameter PO3 for Heating Only boiler with no indirect tank remains Factory Set at 08 No change is required If adding an In...

Page 115: ...32 CIRCULATOR CONNECTIONS WIRING DIAGRAM SINGLE ZONE CIRCULATOR WIRING USING ARGO AR822 II PN 240012875 REV B 07 01 2021...

Page 116: ...33 MODEL 100 Heat Only 100 HEAT ONLY WIRING DIAGRAM PN 240012875 REV B 07 01 2021...

Page 117: ...34 MODEL 125 Heat Only 125 HEAT ONLY WIRING DIAGRAM PN 240012875 REV B 07 01 2021...

Page 118: ...35 MODEL 165 Heat Only 165 HEAT ONLY WIRING DIAGRAM PN 240012875 REV B 07 01 2021...

Page 119: ...36 115 COMBI WIRING DIAGRAM MODEL 115 Comb PN 240012875 REV B 07 01 2021...

Page 120: ...37 MODEL 150 Combi 150 COMBI WIRING DIAGRAM PN 240012875 REV B 07 01 2021...

Page 121: ...38 MODEL 205 Combi 205 COMBI WIRING DIAGRAM PN 240012875 REV B 07 01 2021...

Page 122: ...160 000 180 000 200 000 220 000 0 2 000 4 000 6 000 8 000 10 000 BOILER INPUT BTUH ALTITUDE FEET MODELS 165 205 CALCULATED EFFECTS OF HI ALTITUDE ON BOILER PERFORMANCE DHW MODE HEAT MODE NET RATNG HEA...

Page 123: ...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...

Page 124: ...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 Polarized 120 V 60 HZ Cord Set...

Page 125: ...WCO Note To Drain Check Local Codes for Maximum Distance to Floor Arrange piping to prevent water dripping onto boiler 1 Return Magnetic Dirt Separator Purge Valve Purge Valve Illustrations are meant...

Page 126: ...43 LOW WATER CUTOFF DETAIL LOW WATER CUTOFF NO NO YES PN 240012875 REV B 07 01 2021...

Page 127: ...ty 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 external and internal fuses Before an...

Page 128: ...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 goes out YES Go to section I N...

Page 129: ...conds 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 to section C Error 160 flashin...

Page 130: ...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 PCB connector x11 pump terminal...

Page 131: ...48 3 FAULT SOLUTION SECTIONS PN 240012875 REV B 07 01 2021...

Page 132: ...2 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 1OkO 77 F CH sensors resistance r...

Page 133: ...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 Check DHW NTC senor for proper...

Page 134: ...51 Parameter ID Changed From Changed To Date Reason PARAMETER CHANGE HISTORY PN 240012875 REV B 07 01 2021...

Page 135: ...All specifications subject to change without notice 2021 ECR International Inc 2201 Dwyer Avenue Utica NY 13501 Tel 800 325 5479 www ecrinternational com BDR THERMEA GROUP...

Page 136: ...TION 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 or...

Page 137: ...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 138: ...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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