Bradford White BWCV Скачать руководство пользователя страница 39 | Manualshive

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Bradford White

Page 38

Copper Brute II

Page 39

Figure 20. Copper Brute II 1250 - 2000 Ladder Diagram.

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Содержание BWCV

Страница 1: ...ort Ne pas entreposer ni utiliser d essence ni d autres vapeurs ou liquides inflammables dans le voisinage de cet appareil ou de tout autre appareil QUE FAIRE SI VOUS SENTEZ UNE ODEUR DE GAZ Ne pas te...

Страница 2: ...ting Instructions 6 1 Sequence of Operation 20 6 2 Programming the Temperature Control 20 6 2 1 System Piping 21 6 2 2 Choosing the Mode 21 6 2 3 Programming 21 6 2 4 Choosing the Mode for your Applic...

Страница 3: ...actory or local factory representative with any issues or questions regarding this equipment Experience has shown that most operating issues are caused by improper installation The Copper Brute II is...

Страница 4: ...Verify receipt of all packages listed on the packing slip Inspect everything for damage immediately upon delivery and advise the carrier of any shortages or damage Any such claims should be filed with...

Страница 5: ...199 393 4 101 101 8 26 303 4 78 291 2 75 83 4 22 83 4 22 91 231 8 20 12 30 8 20 1750 89 226 441 2 113 101 8 26 303 4 78 291 2 75 83 4 22 83 4 22 101 256 8 20 14 36 8 20 2000 991 2 253 493 4 126 101 8...

Страница 6: ...opper Brute II water heaters must have 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 or Sect...

Страница 7: ...able 3 Combustion Air Openings 2 1 2 Intake Combustion Air The combustion air can be taken through the wall or through the roof When taken from the wall it must be taken from out of doors by means of...

Страница 8: ...blocked common vent may lead to serious injury or death Safety devices must be implemented to prevent blocked common vent operation If safe operation of all appliances connected to a common vent canno...

Страница 9: ...air supply inlet 3 feet 91 cm above if within 10 feet 3 m 6 feet 1 83 m horizontally Vent termination not allowed in this location Vent termination not allowed in this location for category IV applia...

Страница 10: ...ther nearby objects Vent products may damage such surfaces or objects 7 If the water heater uses ducted combustion air from an intake terminal located on the same wall locate the vent terminal at leas...

Страница 11: ...iciencies which could cause an unsafe condition 3 Insofar as it is practical close all building doors and windows and all doors between the space in which the appliances remaining connected to the com...

Страница 12: ...ual shutoff valves in accordance with state and local requirements 6 A sediment trap must be provided upstream of the gas controls 7 All threaded joints should be coated with piping compound resistant...

Страница 13: ...t can be used for more full featured domestic water heating control To get these features you must provide a location for the additional sensor It can be strapped to a pipe from 1 to 4 diameter or ins...

Страница 14: ...M 17 1 Grains Per Gallon KEY S SOFT N NORMAL H HARD 1 THROUGH 7 5 7 6 THROUGH 17 OVER 17 LOCATION OF FACTORY MOUNTED PUMP 2 5 3 4 7 MINIMUM INLET WATER TEMPERATURE IS 120 F Table 8 Water Flow Requirem...

Страница 15: ...BACK FLOW PREVENTER MAY BE REQUIRED CHECK LOCAL CODES 4 THERMAL EXPANSION TANK MAY BE REQUIRED CHECK LOCAL CODES 5 WHEN USING FACTORY MOUNTED PUMP MAX PIPE LENGTH IS 30 FEET TOTAL SIX 90 ELBOWS FULL...

Страница 16: ...NG MUST BE BASED UPON WATER HARDNESS AT JOB SITE 1 OPTIONAL CWMU RECIRC LINE LOCATION 2 LOCATE PENNANT DHW SENSOR OR REMOTE AQUASTAT WELL IN LOWER 1 3 OF TANK 3 BACK FLOW PREVENTER MAY BE REQUIRED CHE...

Страница 17: ...SITE 1 OPTIONAL CWMU RECIRC LINE LOCATION 2 LOCATE PENNANT DHW SENSOR OR REMOTE AQUASTAT WELL IN LOWER 1 3 OF TANK 3 BACK FLOW PREVENTER MAY BE REQUIRED CHECK LOCAL CODES 4 THERMAL EXPANSION TANK MAY...

Страница 18: ...pipe or dielectric unions may isolate the heater electrically Service and maintenance personnel who work on or around the heater may be standing on wet floors and could be electrocuted by an ungrounde...

Страница 19: ...n 5 3 for important information about external staging controls and building automation systems System Heat Demand Remove the jumper across the COM D and Ht D terminals and connect the zone pump or va...

Страница 20: ...flow sensing circuit if this pressure exceeds a maximum value If airflow is not proven the ignition module will lockout The ignition module checks that the ignitor current has reached a minimum value...

Страница 21: ...eater s temperature control continuously samples the inlet outlet and target temperatures Mode 6 is the Manual mode and the AUTO MAN switch must be moved to the MAN position An external control such a...

Страница 22: ...GET temperature See section 6 3 3 for more information BOIL MAX Boiler Maximum Temperature This setting tells the Temperature Control to limit the maximum outlet temperature to this setting or below a...

Страница 23: ...r ADJUST mode Figure 10 Press Item to select the programming item and the arrow keys to adjust the setting TARGET TANK is desired tank temperature Recommended settings with a desired tank temperature...

Страница 24: ...if the pump does not run continuously Mechanical aquastat in a domestic hot water storage tank Remove the jumper from the Com D and HtD terminals and connect the aquastat s leads to these terminals T...

Страница 25: ...ls If the ComD and HtD terminals are left jumpered the control will always see a heat demand and remain in Dem mode with the heater pump running continuously See Section 5 2 for more information A sec...

Страница 26: ...9 C to protect the unit from condensing on the heat exchanger see Figure 14 6 3 1 Differential Differential has an abbreviated name of DIFF An on off heat source must be operated with a differential i...

Страница 27: ...the control will activate the Dem segment in the display The control energizes the pump on pump mounted heater and energizes the Pmp Pmp terminals The heater pump segment is turned on in the display...

Страница 28: ...he typical coldest temperature of the year where the building is located This temperature is used when doing heat loss calculations for the building Boiler Design BOIL DSGN The BOIL DSGN temperature i...

Страница 29: ...oper setup is not covered by the limited warranty 1 Using this manual make sure the installation is complete and fully in compliance with the instructions 2 Determine that the appliance and system are...

Страница 30: ...being adjusted is energized by a call for heat from the staging control After all of the gas valve manifold pressures have been set the CO2 or O2 must be reset CO2 or O2 will have changed when the man...

Страница 31: ...gory III ensure that all joints are sealed properly If joints need to be resealed completely remove existing sealing material and clean with alcohol Apply new sealing material and re assemble 7 2 Appl...

Страница 32: ...of gas valve connections 7 2 4 Manual Reset High Limit Control The high limit switch is manual reset switch with an adjustable set point up to 200 F 93 C To replace the switch shut off the 120 volt p...

Страница 33: ...t air for complete combustion and black carbon sooting is seldom experienced If sooting is suspected view ports for inspection of the heat exchanger are provided on both sides of the heater They are l...

Страница 34: ...unctioning properly then burners should be inspected There should be no distortion or perforations in the burners outside of the active burner port area Replace if indicated 8 3 Short Cycling Short cy...

Страница 35: ...able to read the heater outlet sensor due to an open circuit In this case if the heater inlet sensor is present and operational the control will operate using the heater inlet sensor Otherwise the co...

Страница 36: ...in Figure 19 Ignition module 1 handles stages 1 and 2 and ignition module 2 handles stage 3 The single blower is energized directly through the inducer terminals of either ignition module The 24V pow...

Страница 37: ...Internet Version for Reference Only Copper Brute II Page 37 Figure 18 Copper Brute II 500 750 Ladder Diagram SECTION 9 Wiring Diagrams...

Страница 38: ...Internet Version for Reference Only Bradford White Page 38 Figure 19 Copper Brute II 1000 Ladder Diagram...

Страница 39: ...Internet Version for Reference Only Copper Brute II Page 39 Figure 20 Copper Brute II 1250 2000 Ladder Diagram...

Страница 40: ...ternet Version for Reference Only Bradford White Page 40 Figure 21 Copper Brute II 500 1000 Wiring Schematic Note Positions of field wiring terminals may vary but terminal designations are as indicate...

Страница 41: ...ernet Version for Reference Only Copper Brute II Page 41 Figure 22 Copper Brute II 1250 2000 Wiring Schematic Note Positions of field wiring terminals may vary but terminal designations are as indicat...

Страница 42: ...Internet Version for Reference Only Bradford White Page 42 Figure 23 Field Wiring HEATER HEATER Note Positions of field wiring terminals may vary but terminal designations are as indicated...

Страница 43: ...MODE 5 COM D HT D COM D HT D COM D HT D SET D COM D HT D SET D S C2 SUP S HEATER IN HEATER OUT LWCO FLOW SWITCH ABOVE DIAGRAM SHOWS WIRING COMMON TO ALL CONTROL MODES S C2 SUP S OD S S C2 DHW TSTAT H...

Страница 44: ...O 2C 1C 2NO 1NO Jumper 2C 1C Copper Brute II 1250 1500 1750 2000 4 Stage Heater 2C 1C 1 stage Jumper 2C 2NO 2 stage 1NO 1C 2NO 1NO 2 stage using 1 control output h eater 2 stage using 2 control output...

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