Owner manual

ManualsBrandsDunkirk ManualsWater boilerHelix VLT Vertical Laser Tube, Wall Hung Modulating Condensing Boiler

Stainless Steel Condensing Boiler

Connection Instructions To Additional Heating Devices

Kit #55002875

TABLE 1 - Parts Supplied With Kit

Description Part Qty

AR822 Control Z140C 2

System Sensor 240008465 1

System Sensor Well 240008466 1

Well Clip 240008467 1

Kit Instructions 240010355 1

P/N 240010355 Rev. A [01/2014]

WARNING

Fire, explosion, asphyxiation and electrical shock

hazard. Improper installation could result in death or

serious injury. Read this instruction and understand

all requirements, including requirements of authority

having jurisdiction, before beginning installation.

Installation not complete until appliance operation

is veried per Installation, Operation & Maintenance

Manual provided with boiler.

Kit installation shall be completed by qualied agency.

Boiler installation shall conform to requirements of

authority having jurisdiction or in absence of such

requirements:

•

United States

• National Fuel Gas Code, ANSI Z223.1/NFPA 54

• National Electrical Code, NFPA 70.

• Canada

• Natural Gas and Propane Installation Code,

CAN/CSA B149.1.

• Canadian Electrical Code, Part I, Safety Standard

for Electrical Installations, CSA C22.1

Summary of content (16 pages)

PAGE 1
Stainless Steel Condensing Boiler Connection Instructions To Additional Heating Devices Kit #55002875 Kit installation shall be completed by qualified agency. ! WARNING Fire, explosion, asphyxiation and electrical shock hazard. Improper installation could result in death or serious injury. Read this instruction and understand all requirements, including requirements of authority having jurisdiction, before beginning installation.
PAGE 2
TABLE OF CONTENTS Process Flow...................................................................................................................3 Background....................................................................................................................4 Application Concept.........................................................................................................4 Heating Priority Establishment.................................................................................
PAGE 3
PROCESS FLOW START Read through the BACKGROUND section and understand the design concept HIGH Temperature Device Additional heating device is Low temperature device? LOW Temperature Device or High temperature device? Install the system following procedure in Section A Install the system following procedure in Section B Test the system and conﬁrm it works properly for both CH and DHW 3
PAGE 4
BACKGROUND BACKGROUND Water Temperature Control Application Concept VIII. The system is configured so the Stainless Condensing boiler control system will modulate its firing rate to sustain Supply Water Temperature at the setting point in all conditions. I. Kit is for applications that employ ECR Stainless Condensing boiler to work with an additional heating device. • When Additional Heating Device is supplying heat at its full capacity. II.
PAGE 5
SECTION A - STAINLESS CONDENSING BOILER OPERATING WITH HIGH TEMPERATURE HEATING DEVICE SECTION A 2-5. Remove or deactivate Low Limit control on Additional Heating Device, if available. Stainless Condensing boiler working with HIGH Temperature Heating Device A3. Connect CH Call For Heat Wires 3-1. Install one of the supplied call for heat controls, AR822, onto wall. 3-2. Remove jumper in AR822 between Terminal-L1 and Terminal-3. 3-3. Connect Additional Heating Device and Stainless Condensing boiler.
PAGE 6
SECTION A - STAINLESS CONDENSING BOILER OPERATING WITH HIGH TEMPERATURE HEATING DEVICE A7. Set The Stainless Condensing Boiler DHW Setting 7-1 Set DHW supply temperature setting of stainless condensing boiler to temperature about 10°F lower than corresponding DHW setting point on Additional Heating Device, i.e. 170°F. A6. Set The Stainless Condensing Boiler CH 6-1. Set stainless Condensing boiler to be Master boiler in Cascade mode. Change S4-switch to ON position, (away from S4 mark on control board).
PAGE 7
SECTION A - STAINLESS CONDENSING BOILER OPERATING WITH HIGH TEMPERATURE HEATING DEVICE Figure A1 - Piping for Stainless Condensing Boiler and High Temperature Additional Heating Device ADDITIONAL HEATING DEVICE (Closed System) ADDITIONAL ADDITIONAL HEATING HEATING DEVICE DEVICE BY BYPASS VALVE PASS VALVE SYSTEM SENSOR 7 SYSTEM PUMP
PAGE 8
SECTION A - STAINLESS CONDENSING BOILER OPERATING WITH HIGH TEMPERATURE HEATING DEVICE Figure A2 - Piping for Stainless Condensing Boiler and Open System, High Temperature Additional Heating Device (Cannot be pressurized) ADDITIONAL HEATING DEVICE (OPEN SYSTEM NON-PRESSURIZED) ISOLATION FLATE PLATE HEAT EXCHANGER ADDITIONAL HEATING DEVICE PUMP SYSTEM SENSOR 8 SYSTEM PUMP
PAGE 9
SECTION A - STAINLESS CONDENSING BOILER OPERATING WITH HIGH TEMPERATURE HEATING DEVICE Figure A3 - Call for Heat wiring Connection for Stainless Condensing Boiler working with High Temperature Additional Heating Device ROOM THERMOSTAT AR822-II T T 5 6 L2 L1 3 NOTE: REMOVE FACTORY INSTALLED JUMPER BETWEEN L1 & 3 4 CH T T 120V CH T T ADDITIONAL HEATING DEVICE 9
PAGE 10
SECTION A - STAINLESS CONDENSING BOILER OPERATING WITH HIGH TEMPERATURE HEATING DEVICE Figure A4 - Call for HDW wiring Connection for High Temperature Additional Heating Device HOT WATER TANK THERMOSTAT AR822-II T T 5 6 L2 L1 3 NOTE: REMOVE FACTORY INSTALLED JUMPER BETWEEN L1 & 3 4 DHW T T 120V DHW T T ADDITIONAL HEATING DEVICE 10
PAGE 11
SECTION A - STAINLESS CONDENSING BOILER OPERATING WITH HIGH TEMPERATURE HEATING DEVICE Figure A5 - Argus Control S-4 Switch S4 Switch ON OFF 11
PAGE 12
SECTION B - STAINLESS CONDENSING BOILER OPERATING WITH LOW TEMPERATURE HEATING DEVICE SECTION B Stainless Condensing boiler working with LOW Temperature Heating Device 2-5. If there is a Low Limit control on the Additional Heating Device, such low limit control has to be removed or deactivated. B1. Pipe The System 1-1. Pipe the heating system and install all required components following requirements of the Additional Heating Device. 1-2.
PAGE 13
SECTION B - STAINLESS CONDENSING BOILER OPERATING WITH LOW TEMPERATURE HEATING DEVICE B6. Set the Stainless Condensing Boiler 6-1 Set CH Supply Temperature Setting point for Stainless Condensing boiler according to heating system requirement, i.e.175°F. Detailed instructions are available in the IOM of Stainless Condensing boiler. 6-2 Set DHW supply temperature setting of Stainless Condensing boiler to temperature required for hot water tank, i.e. 180°F. B7.
PAGE 14
SECTION B - STAINLESS CONDENSING BOILER OPERATING WITH LOW TEMPERATURE HEATING DEVICE Figure B2 - Stainless Condensing Boiler with Low temperature, Open System Additional Heating Device (CANNOT be pressurized) LOW TEMPERATURE ADDITIONAL HEATING DEVICE (OPEN SYSTEM NON-PRESSURIZED) ADDITIONAL HEATING DEVICE PUMP ISOLATION FLATE PLATE HEAT EXCHANGER SYSTEM PUMP 14
PAGE 15
SECTION B - STAINLESS CONDENSING BOILER OPERATING WITH LOW TEMPERATURE HEATING DEVICE Figure B3 - Wiring Call for Heat Stainless Condensing Boiler with Low Temperature Additional Heating Device ROOM THERMOSTAT AR822-II T T 5 6 L2 L1 3 NOTE: REMOVE FACTORY INSTALLED JUMPER BETWEEN L1 & 3 4 CH T T 120V CH T T ADDITIONAL HEATING DEVICE 15
PAGE 16
SECTION B - STAINLESS CONDENSING BOILER OPERATING WITH LOW TEMPERATURE HEATING DEVICE Figure B4 - Wiring DHW Stainless Condensing Boiler with Low Temperature Additional Heating Device ROOM THERMOSTAT AR822-II T T 5 6 L2 L1 3 4 NOTE: REMOVE FACTORY INSTALLED JUMPER BETWEEN L1 & 3 DHW T T 120V DHW T T ADDITIONAL HEATING DEVICE 16