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Installation and Operation Instructions
FOR YOUR SAFETY: This product must be installed and serviced by a professional service technician,
qualified in hot water boiler and heater installation and maintenance. Improper installation and/or operation
could create carbon monoxide gas in flue gases which could cause serious injury, property damage, or
death. Improper installation and/or operation will void the warranty.
If the information in this manual is not
followed exactly, a fire or explosion may result
causing property damage, personal injury or
loss of life.
Do not store or use gasoline or other
flammable vapors and liquids in the vicinity of
this or any other appliance.
WHAT TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not touch any electrical switch; do not
use any phone in your building.
• Immediately call your gas supplier from a
nearby phone. Follow the gas supplier's
instructions.
• If you cannot reach your gas supplier, call
the fire department.
Installation and service must be performed by
a qualified installer, service agency, or gas supplier.
WARNING
Installation and Operation
Instructions for
Brute
®
with Touchscreen
Modulating Boilers and
Volume Water Heaters
BNT2(H,V) 399
BNT2(H,V) 500
BNT2(H,V) 650
BNT2(H,V) 800
BNT2(H,V) 999
BNT2(H,V) 1500
Assurez-vous de bien suivres les instructions
données dans cette notice pour réduire au
minimum le risque d'incendie ou d'explosion
ou pour éviter tout dommage matériel, toute
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 tenter d'allumer d'appareils.
• Ne touchez à aucun interrupteur. Ne pas vous servir des
téléphones dansle bâtiment où vous êtes.
• Appelez immédiatement votre fournisseur de
gaz depuis un voisin. Suivez les instructions du
fournisseur.
• Si vous ne pouvez rejoindre le fournisseur de gaz,
appelez le sservice des incendies.
L'installation et l'entretien doivent être assurés par un
installateur ou un service d'entretien qualifié ou par le
fournisseur de gaz.
Document 1528A
XTR
MBTU/h
MBTU/h
MBTU/h
MBTU/h
MBTU/h
MBTU/h
AVERTISSEMENT
blessure ou la mort.
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Related Manuals for Bradford White Brute XTR Series
Summary of Contents for Bradford White Brute XTR Series
- Page 1 Installation and Operation Instructions Document 1528A Installation and Operation Instructions for Brute ® with Touchscreen Modulating Boilers and Volume Water Heaters BNT2(H,V) 399 MBTU/h BNT2(H,V) 500 MBTU/h BNT2(H,V) 650 MBTU/h BNT2(H,V) 800 MBTU/h BNT2(H,V) 999 MBTU/h BNT2(H,V) 1500 MBTU/h FOR YOUR SAFETY: This product must be installed and serviced by a professional service technician, qualified in hot water boiler and heater installation and maintenance.
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Page 2: Table Of Contents
RADFORD HITE Table of Contents SECTION 1 GENERAL INFORMATION Install the PRV & Temp/Pressure Gauge ..31 Introduction ............4 Boiler Piping ..........31 Warranty ............4 6.B.1 Boiler Cold Water Make-Up ......31 Rating Plate ............4 6.B.2 Freeze Protection ........... 32 6.B.3 Boiler Suggested Piping Schematics .... - Page 3 Brute XTR HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS 9.F.2 USB Functionality ........... 91 Configuration ..........61 Active Demands ..........92 9.D.1 CH (Central Heat) ........... 62 9.D.1.a CH1 (Central Heat, One) 1 ......62 SECTION 10 PARAMETER TABLES 9.D.1.a.1 PID Low ............
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Page 4: Section 1 General Information 1.A Introduction
1.A Introduction 1.B Warranty This manual provides information necessary for the Bradford White Brute XTRs are covered by a limited installation, operation, and maintenance of warranty. The owner should complete the warranty Bradford White’s Brute XTR boilers and water heaters. -
Page 5: D Model Identification
Brute XTR Page 5 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS 1.D Model Identification Consult the Rating Plate on the side of the unit. The following information describes the Model Identification (Model Nomenclature). (1-4) Model Series Designation (13) PRVs B N T 2 = Brute XTR X = BNT2H = 75psi Usage... -
Page 6: E Safety Notes
Page 6 RADFORD HITE Safety Notes Safety notes are used throughout this manual to bring attention to the presence of hazards with various risk levels and to off er important information concerning the life of this product. There are 3 basic types. Indicates an imminently hazardous situation which, if not WARNING avoided, can or will result in death or serious injury and can... - Page 7 Electrical shock can cause severe injury, death or property damage. Disconnect the power supply before beginning installation or changing the wiring to prevent ATTENTION Brute XTR Page 7 electrical shock or damage to the equipment. It may be HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS Le CO doit être inférieur à...
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Page 8: F Model Overview
Page 8 RADFORD HITE Model Overview The locations of components are similar across each model size. Access to all components can be made through the access panels at the front, top, and rear. PRESSURE CONNECTION RELIEF VALVE TOP ACCESS PANEL CONNECTION LOW GAS PRESSURE SWITCH... - Page 9 Brute XTR Page 9 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS Figure 4. Models 650 - 850 SHOWN WITH FRONT, SIDE, AND CONTROL PANELS REMOVED TO SIMPLIFY THE VIEW Figure 5. Models 999 - 1500...
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Page 10: G Dimensions
Page 10 RADFORD HITE THIS DOCUMENT AND THE INFORMATION CONTAINED HEREIN ARE PROPRIETARY TO LAARS HEATING SYSTEMS CO. AND SHALL NOT BE ON / OFF REPRODUCED, TRANSFERRED TO OTHER DOCUMENTS, USED OR DISCLOSED TO OTHERS FOR MANUFACTURING OR ANY OTHER TOP ACCESS PURPOSE EXCEPT AS SPECIFICALLY AUTHORIZED IN WRITING SWITCH... - Page 11 Brute XTR Page 11 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS Dimensions (continued) A (over-all) A (over-all) inch inch OUTLET OUTLET INLET INLET TOP VIEW POWER ELECTRICAL TOP VIEW POWER ELECTRICAL SWITCH SWITCH CONNECTIONS CONNECTIONS CONNECTION CONNECTION 52 3 DRAIN 52 3 DRAIN...
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Page 12: Section 2 Locating The Unit
Page 12 RADFORD HITE SECTION 2 LOCATING THE UNIT 2.A Removing a boiler from an Existing Common Vent NOTE: This section does not describe a method for common venting this unit. It describes what must be done when a unit is removed from a common vent system. AVERTISSEMENT Contact the factory or your factory representative if you Au moment du retrait d’une chaudière existante, les... -
Page 13: B Unpacking And The Install Kit
Brute XTR Page 13 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS 2.B Unpacking and the Install Kit The location for the unit should be chosen with regard to the vent pipe lengths and external plumbing. When This unit is shipped in a single crate. Carefully venting vertically, the unit must be located as close disassemble the crate and inspect the unit for any as practical to the vertical section of the vent. -
Page 14: E Clearances
Page 14 RADFORD HITE Outdoor Installation (continued) VENT SCREEN APPROVED TERMINATION Model Outdoor Kit (FIELD SUPPLIED) CA023300 COUPLING COUPLING CA022800 (FIELD SUPPLIED) CA022900 CA023000 CA023100 1500 CA023200 VENT PIPE (FIELD SUPPLIED) Table 2. Outdoor Installation Kits The outdoor installation kit includes the following: VENT SUPPORT BRACKET... -
Page 15: Venting Safety Warnings
Brute XTR Page 15 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS 3.A.1 Venting Safety Warnings WARNING WARNING If the unit is installed within a residential living space All venting must be installed according to this manual and or home, the installer must confirm that at least one any other applicable local codes, including but not limited to: carbon monoxide alarm has been installed following the ANSI Z223.1/NFPA 54, CSA B149.1, CSA B149.2 and ULC... -
Page 16: C Approved Materials
Page 16 RADFORD HITE 3.C Approved Materials This unit requires a special venting system. The manufacturers, materials, and product lines listed in this section are approved to safely operate with this equipment. Suppliers of stainless steel and polypropylene venting that are not listed on these tables are not permitted for use with this appliance. -
Page 17: Pvc/Cpvc
Brute XTR Page 17 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS 3.C.2 Polypropylene 3.C.1 PVC/CPVC Model sizes 399, 500, 650, 800, and 999 are designed The following polypropylene vent manufacturers and to accept PVC/CPVC vent material, so if venting with models are approved for use with the unit. -
Page 18: Stainless Steel
Page 18 RADFORD HITE Polypropylene (continued) Duravent PolyPro Centrotherm InnoFlue Z-Flex Z-Dens Model Boiler Air Intake Vent Boiler Air Intake Vent Boiler Air Intake Vent Adapter Termination Termination Adapter Termination Termination Adapter Termination Termination 4PPS- 4PPS- ISAAL0 ISELS0487 2ZDCP 399 - 500 04PVCM- 4PPS-BG IASPP04... - Page 19 Brute XTR Page 19 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS Stainless Steel (continued) Duravent FasNSeal Heat Fab Saf-T Vent EZ Seal Model Boiler Air Intake Vent Boiler Air Intake Vent Terminations Adapter Terminations Terminations Adapter Terminations FSA-4PVCS- FSELB9004 9414TERM 399 - 500 FSBS4...
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Page 20: D Sizing
Page 20 RADFORD HITE 3.D Sizing This unit is certified to vent as a Category IV or Category II appliance. Because Category II vent is non-positive, the vent size may not be the same as the positive pressure Category IV vent, even when the unit is the same size. -
Page 21: Category Ll Vent Sizing
5 + Elbows (up to 6) x = # 90 s 5ft Brute XTR Page 21 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS + Elbows (after first 6) x = # addt’l See s table # + Elbows ... -
Page 22: E Air For Combustion And Ventilation
Page 22 RADFORD HITE Air for Combustion and Ventilation 3.E.2 Ducted Combustion Air The combustion air can be taken through the wall, or Boilers and water heaters must have provisions for through the roof. When taken from the wall, a field- combustion and ventilation air in accordance with supplied elbow must be used as a termination. -
Page 23: F Locating Terminations
12” Min. Brute XTR Page 23 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS Locating Terminations Vent 3.F.1 Side Wall Terminations Locate side wall terminals according to the following: 1. The vent must terminate in either a straight coupling, elbow, or an approved vent termination listed in this Screen manual. -
Page 24: F.1.B Side Wall Concentric Terms (399 - 500 Only)
Page 24 RADFORD HITE 3.F.1.b Side Wall Concentric Terminations Side Wall Low Profile Terminations 3.F.1.a (399 – 500 Models Only) (399 – 500 Models Only) In addition to the side wall location requirements of In addition to the side wall location requirements of 3.F.1, the following must also be considered when 3.F.1, the following must also be considered when installing concentric terminations:... - Page 25 Brute XTR Page 25 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS Canadian Installations U.S. Installations A = Clearance above grade, veranda, porch, deck, or balcony B = Clearance to window or door that may be ● 6 in (15 cm) for appliances ≤ 10,000 Btuh (3 kW) ●...
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Page 26: Vertical Terminations
Page 26 RADFORD HITE 3.F.2 Vertical Terminations Air Intake Locate vertical terminals according to the following: Vent 12” Min vertically 1. The vent must terminate in a straight length of from vent outlet to pipe or coupling. Do not use a rain/vent cap for a any air inlet vent termination. -
Page 27: G Installations In The Comnwlth Of Massachusetts
Brute XTR Page 27 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS SECTION 4 Installations in the Commonwealth GAS SUPPLY AND PIPING of Massachusetts In Massachusetts the following items are required if the 4.A Gas Supply and Piping. side-wall exhaust vent termination is less than seven (7) feet above finished grade in the area of the venting, All Installations must conform to the National Fuel including but not limited to decks and porches. -
Page 28: B Gas Pipe Sizing
Page 28 RADFORD HITE WARNING NOTE: This appliance and all other gas appliances sharing the gas supply line must be firing at Do not use an open flame to check for leaks. An maximum capacity to properly measure the inlet open flame could lead to explosion, which could result supply pressure. -
Page 29: A Boiler Flow And Head Requirements
Brute XTR Page 29 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS SECTION 5 PUMP REQUIREMENTS 5.A Boiler Flow and Head Requirements Temperature Rise ( Model Flow Flow Flow Flow Flow 10.8 12.0 12.2 13.3 15.0 1500 35.2 15.7 Temperature Rise ( Model Flow Flow... -
Page 30: C Water Heater Recovery Data
Page 30 RADFORD HITE 5.C Water Heater Recovery Data Required Water Temperature Rise ( Model 1149 1440 1152 1872 1498 1248 1070 2304 1843 1536 1317 1152 1024 2877 2302 1918 1644 1439 1279 1151 1500 4320 3456 2880 2469 2160 1920 1728... -
Page 31: A Install The Prv & Temp/Pressure Gauge
Brute XTR Page 31 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS SECTION 6 WATER PIPING 6.A Install the Pressure Relief Valve and 6.B Boiler Piping Temp/Pressure Gauge NOTE: This appliance must be installed in a closed pressure system with a minimum of 12 psi (82.7kPa) static pressure at the boiler. -
Page 32: Freeze Protection
Page 32 RADFORD HITE appliances where they may be exposed to refrigerated WARNING air circulation must be equipped with flow control valves or other automatic means to prevent gravity circulation Glycol must not be used in domestic hot water of the boiler water during the cooling cycle. applications. - Page 33 Brute XTR Page 33 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS NOTE: This drawing is a schematic representation of a piping style and is not intended to be used as a working installation drawing. Local code requirements must be met. Figure 21.
- Page 34 Page 34 RADFORD HITE NOTE: This drawing is a schematic representation of a piping style and is not intended to be used as a working installation drawing. Local code requirements must be met. Figure 22. Hydronic Piping — Single Boiler, Low Temp Radiant Space Heating Using Low Loss Header and Zone Valves...
- Page 35 Brute XTR Page 35 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS NOTE: This drawing is a schematic representation of a piping style and is not intended to be used as a working installation drawing. Local code requirements must be met. Figure 23.
- Page 36 Page 36 RADFORD HITE NOTE: This drawing is a schematic representation of a piping style and is not intended to be used as a working installation drawing. Local code requirements must be met. Figure 25. Hydronic Piping — Multiple Boilers, Reverse Return, Multi-Temp Zones, Zoning with Circulators...
- Page 37 Brute XTR Page 37 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS Figure 26. Hydronic Piping — Heating Zones with Indirect DHW Tank Piped with Zone Pumps The indirect DHW tank is piped directly off of the boiler.
- Page 38 Page 38 RADFORD HITE Figure 27. Hydronic Piping, Multiple Boilers with Indirect DHW Off of One Boiler...
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Page 39: C Water Heater Piping
Brute XTR Page 39 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS 6.C Water Heater Piping 6.C.3 Cold Water Make-Up 6.C.1 Water Quality The cold water make-up may be connected to the tank Water heaters must be installed in water conditions or to the inlet of the boiler as shown in Figure 28 through of 15 gpg hardness or less with a pH range of 6.5 to Figure 31 on page... - Page 40 Page 40 RADFORD HITE NOTE: This drawing is a schematic NOTES: representation of a piping style and is 1. Optional Cold Water Supply & Recirc location. not intended to be used as a working 2. Locate Heater DHW sensor or installation drawing.
- Page 41 Brute XTR Page 41 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS NOTES: 1. Optional Cold Water Supply & Recirc location. 2. Locate Heater DHW sensor or remote aquastat well in lower 1/3 of tank. 3. Back flow preventer may be required - check local codes.
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Page 42: Section 7 Condensate Drain Trap
Page 42 RADFORD HITE SECTION 7 CAUTION Condensate Drain Trap Condensate is mildly acidic (pH = 5), and may harm some floor drains and/or pipes, particularly those 7.A Condensate Trap Installation that are metal. Ensure that the drain, drainpipe, This appliance creates condensate at some operating and anything that will come in contact with the conditions as a by-product of combustion. -
Page 43: A Installation Warnings
Brute XTR Page 43 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS SECTION 8 8.B Main Power Ratings INSTALLATION AND WIRING All units are powered by 120 volts. Refer to the tables below for current ratings. 8.A Installation Warnings Boiler Only Voltage Model WARNING... -
Page 44: C Wiring
Page 44 RADFORD HITE FLA = Full Load Amperage Water Heater Only MCA = Minimum Circuit Ampacity Water Heater Only Voltage Model MOP = Maximum Over-current Protection Voltage Model On all models, the incoming voltage must be Water Heater Only protected by an appropriately sized circuit Model Voltage... -
Page 45: D Control Panel Layout
Brute XTR Page 45 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS 8.D Control Panel Layout LWCO (Field Installed Option or part of CSD-1 Construction) Transformer with built- in auto- resetting thermal cut-out Boiler Integrated Control Gateway (Field Installed Option) Alarm Bell (Field Installed Option) Figure 35. -
Page 46: E Field Connections
Page 46 RADFORD HITE Field Connections as Lag controllers. Prior to wiring units for cascade operations, select one unit as the lead boiler/ water 8.E.1 Pump Contacts (Dry) heater. Other units connected to the lead boiler/ water Boiler Pump - when connecting a boiler pump, use heater will be referred to as lag units. -
Page 47: Safety Interlocks
Brute XTR Page 47 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS RS485 NOTE: RS485 Grounding & Shielding Low Gas Pressure Grounding: to ensure that common mode voltage if a low gas pressure switch is used, remove the jumper does not compromise the data, or damage the from terminals 19 and 20 on the low voltage board and equipment, an extra wire should always be used wire the switch to these terminals. -
Page 48: Analog Output, Pump
Page 48 RADFORD HITE 8.E.10 Analog BMS on the settings selected at the DHW or DHW3 parameter screens. The temperature is displayed ond the home If an analog input (0 – 10VDC or 4-20mA) from a building screen below the faucet icon. The controller initiates a management system is used as a remote set point or call for heat, maintaining the set point within the on and remote firing rate command, wire to terminals 39 and... -
Page 49: F Modbus/Bacnet Memory Map
Brute XTR Page 49 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS Modbus/BACnet Memory Map ModBus / BACnet Memory Map BACnet BACnet ModBus Description/ Object Name Data Object Units Notes Address Type Read Only Inlet Temperature Outlet Temperature DHW Temperature System Return Temperature System Supply Temperature Outdoor Temperature... - Page 50 Page 50 RADFORD HITE Modbus/BACnet Memory Map (continued) 40 = 24VDC Error 41 = 24VAC Error 55 = 5VDC Error 42 = DHW Probe 51 = Auto Reset High Limit - Onboard 54 = Condensate Level Switch Open Error Code 56 = High Pressure Drop 57 = DHW Probe Drift 58 = Flow Switch Open...
- Page 51 Brute XTR Page 51 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS 0 = Not connected 1 = Not available Lag 7 State 2 = Available 3 = Running 4 = Locked out Lag 7 Firing Rate The current firing rate (0-100%) of Lag 7. 0 = Not connected 1 = Not available Lead State...
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Page 52: G Wiring Diagram
Page 52 RADFORD HITE 8.G Wiring Diagram LINE VOLTAGE TERMINAL BOARD LOCATION ON TB2 TB2:1 BK/O BOILER TB2:2 PUMP BR/R TB2:3 TB2:4 SYSTEM TB2:5 BL/R LOW VOLTAGE = PUMP TB2:6 LINE VOLTAGE = TB2:7 HIGH VOLTAGE = PUMP ALARM BLOWER BELL WIRE COLOR LEGEND 120VAC... -
Page 53: H Logic Diagram
Brute XTR Page 53 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS Logic Diagram 120VAC (1PH/60Hz) CASCADE MAIN POWER BLOWER SWITCH X5-2 RS 485 X5-6 PWM SIGNAL X5-7 X5-1 ALARM ALARM NO BLOWER MOTOR X10:1 X10:3 BOILER/HEATER BOILER/HEATER FIELD CONTROLLER CONTROLLER INTERLOCK X9:11... -
Page 54: Section 9 Using The Touch Screen 9.A The Home Screen
Page 54 SECTION 9 USING THE TOUCH SCREEN 9.A The Home Screen Figure 38. Home Screen Active Icons Name Icon Description Security Displays the current lock status icon. Touch the lock icon to lock or unlock the See Section 9.B on page 56 Touchscreen Display. -
Page 55: Keypad Operations
Brute XTR Page 55 9.A.1 Keypad Operations NOTE: You can always tell exactly where you have navigated to Navigation Bar. by looking at the icons in the In this example you are in Home / Configure / Central Heat / Central Heat One Shows the current setting of the parameter. -
Page 56: B Login To Lock / Unlock The Display Screen
Page 56 9.B Login to Lock / Unlock the Display Screen Password Protection: To change configuration or parameters, a password is required. The control system includes three levels of password protection. Touch the 'Current Lock Status' icon at the top of the screen. USER password is lhs. -
Page 57: C Quick Start
Brute XTR Q U I C K S T A R T Page 57 9.C Quick Start Quick Start will allow a user to configure the BASIC functionality of the control, without going through all of the parameters that are available. The 6 BASIC functions are •... -
Page 58: C.1.A Ch1 (Central Heat, One) 1
Q U I C K S T A R T Page 58 9.C.1.a CH1 (Central Heat, One) • Enable/Disable – This allows CH1 to be enabled/disabled. The default setting is Enabled. • Set Point – This is the set point temperature. 9.C.1.b CH2 (Central Heat, Two) To navigate to the CH2 Quick Start Screen, touch the CH2 Icon on the CH... -
Page 59: Outdoor Reset
Brute XTR Q U I C K S T A R T Page 59 9.C.3 Outdoor Reset Outdoor reset adjusts a boiler’s setpoint based on outdoor air temperature. This is for boilers only, and is not used for domestic water. To navigate to the Outdoor Quick Start Screen, touch the Outdoor Icon on the Quick Start Screen. -
Page 60: Anti-Short Cycle
Q U I C K S T A R T Page 60 9.C.5 Anti-Short Cycle To navigate to the Anti-Short Cycle Quick Start Screen, touch the Anti-Short Cycle Icon on the Quick Start Screen. The Anti-Short Cycle Quick Start Screen allows adjustment of the following parameter: •... -
Page 61: D Configuration
Brute XTR C O N F I G U R A T I O N Page 61 9.D Configuration This area of the controller allows access to all parameters available, based on the access level that is unlocked. To navigate to the Configuration Screen, touch the Configure Icon in the lower left portion of the Home Screen. -
Page 62: Central Heat)
C O N F I G U R A T I O N Page 62 9.D.1 CH (Central Heat) “CH” stands for “Central Heat.” It is used for space heating demands. On the Configure Screen, touch the CH thermometer icon to navigate to the CH Selection Screen There are two identical heat demands, CH1 and CH2, each with independent control algorithms and independent inputs on the input... -
Page 63: D.1.A.1 Pid Low
Brute XTR C O N F I G U R A T I O N Page 63 9.D.1.a.1 PID Low Note that in most cases, PID parameters will not need to be changed. The PID Parameters Screen allows adjustment to the following parameters: •... -
Page 64: Dhw Parameters (Domestic Hot Water)
Page 64 NOTE: A DHW heat demand 9.D.2 DHW Parameters (Domestic Hot Water) can be initiated by an aquastat or sensor. See Section 8.E.7 and To navigate to the DHW Screen, touch the DHW 8.E.8 on page 47 faucet icon on the Configure Screen. DHW Parameters has all the same parameters as CH1 and CH2 with a few exceptions. -
Page 65: Outdoor Reset
Brute XTR C O N F I G U R A T I O N Page 65 9.D.3 Outdoor Reset Outdoor reset adjusts a boiler’s setpoint based on outdoor air temperature. This is for boilers only, and is not used for domestic water. The Outdoor Parameters Screen allows the adjustment of the following parameters: •... -
Page 66: Cascade
C O N F I G U R A T I O N Page 66 9.D.4 Cascade An installation with two or more units may be configured for cascade operation. Up to eight units can be cascaded and controlled together. To navigate to the Cascade Screen, touch the Cascade Icon on the Configuration Screen. - Page 67 Brute XTR Page 67 About Cascading (Lead / Lag) -continued Log In Settings Parameter User Installer Default Unit Base Load Drop Load Min On Time Seconds Min Off Time Seconds Table 24. Parameter Settings 20:1 will be called to run. The 20:1 will fire at the same firing rate as the 5:1, which is limited to 20% minimum (instead of the allowable minimum firing rate of 5%).
- Page 68 Page 68 As the load increases: As the load decreases: • Until all units are firing, no unit is requested to exceed • As long as all units are firing – the base load value can the base load value. be exceeded, as long as all units maintain the same firing rate.
- Page 69 Brute XTR Page 69 About Cascading (Lead / Lag) -continued Low demand: The first boiler in sequence ignites and gradually increases firing rate to satify the heat demand. Increased demand: Once Increased demand: Once the first boiler reaches the the first boiler reaches the Base Load Value (65%) Base Load Value (65%) firing rate, the second firing rate, the second boiler ignites. After boiler ignites. After ignition, ignition, both units ...
- Page 70 Page 70 (continued from previous page) Decreasing demand: As the demand decreases, once the requested firing rate reaches the Drop Load Value , the eighth boiler turns off. Continued decreasing demand: As the demand decreases, once the requested firing rate reaches the Drop Load Value , the seventh boiler turns off. This pattern continues as demand continues to decrease until there is a single boiler firing. Demand Satisfied: When the heat demand is satisfied or the temperature reaches the set point + off hysteresis, the final boiler will turn off. Lead/Lag ‐ 4 up to 8 boilers Figure 45. Lead / Lag, Demand Decrease, 4 to 8 Boilers...
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Page 71: D.4.A Cascade Parameters
Brute XTR C O N F I G U R A T I O N Page 71 9.D.4.a Cascade Parameters To navigate to the Cascade Parameters Screen, touch the Cascade Icon on the Configuration Screen, then touch the Cascade Parameters Icon. The Cascade Parameters Screen allows adjustment of the following parameters: •... -
Page 72: D.4.A.1 Base / Drop Load
Page 72 9.D.4.a.1 Base / Drop Load Base Load – Is the firing rate that must be achieved prior to adding another unit to satisfy the heat demand. Drop Load – As the demand for heat decreases, this is the firing rate that units turn off. The last unit to fire is the first to get turned off. -
Page 73: D.4.B.1 Rotation Setup
Brute XTR Page 73 9.D.4.b.1 Rotation Setup There are two options for cascade Rotation Setup, Rotation ‘Mode’: Run Time Recurrence In the Run Time Mode, you can adjust only the For Recurrence Mode, there are two parameters: Time of Day. You can adjust the hour and minute Rotation Run Time Hours. -
Page 74: Pumps
Page 74 9.D.5 Hybrid 9.D.6 Pumps The Pump Configuration Screen allows adjustment of the following 7 parameters: • Boiler Pump Control – This parameter provides the ability to set the boiler pump functionality to be: Auto – the pump will turn on automatically upon a call for heat. -
Page 75: D.6.A Variable Speed Pump Control
Brute XTR C O N F I G U R A T I O N Page 75 9.D.6.a Variable Speed Pump Control The Vari-Prime Parameters Screen allows the adjustment of the following variable speed pump parameters. • On Delay – Upon a call for heat, once the unit ignites, this is the amount of time the unit will wait prior to modulating the pump speed. -
Page 76: Manual Firing Rate
C O N F I G U R A T I O N Page 76 9.D.7 Manual Firing Rate To navigate to the Manual Firing Rate Screen, touch the Manual Firing Rate Icon on the Configuration Screen. The Manual Firing Rate Control Screen allows the adjustment of the following parameters: •... -
Page 77: D.8.A Delta T Parameters
Brute XTR C O N F I G U R A T I O N Page 77 9.D.8.a Delta T Parameters To navigate to the Delta T Parameters Screen, touch the Temp Limits Icon on the Configuration Screen, then touch the Delta T Parameters button on the Temperature Limits Parameters Screen. -
Page 78: External
C O N F I G U R A T I O N Page 78 9.D.9 External The External Configuration Screen applies to the 0-10VDC (4-20mA) analog input BAS signal, and allows adjustment of the following parameters: To navigate to the External Configuration Screen, touch the External Icon on the Configuration Screen. •... -
Page 79: D.9.A External - Remote Set Point
Brute XTR C O N F I G U R A T I O N Page 79 9.D.9.a External – Remote Set Point External (0 – 10VDC or 4 – 20mA) • An External heat demand can be initiated by a Building Automation System (BAS) using a 0-10VDC or 4-20mA signal. -
Page 80: D.9.B External Firing Rate
Page 80 RADFORD HITE 9.D.9.b External Firing Rate With External Firing Rate selected, the unit will initiate a heat demand once the analog input signal exceeds the Demand On value. Once the demand is initiated, the analog input signal must be lower than Demand Off to remove the heat demand. -
Page 81: Miscellaneous Features
Brute XTR Page 81 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS 9.D.11 Miscellaneous Features To navigate to the Miscellaneous Features Screen, touch the Miscellaneous Features Icon on the Configuration Screen. The Miscellaneous Features screen provides navigation to the following items: •... -
Page 82: D.11.A Demands Priorities
Page 82 RADFORD HITE 9.D.11.a Demands Priorities To navigate to the Demands Priorities Screen, first go to the Miscellaneous folder. At the Demands Priorities screen select each configured demand and assign a priority number. The higher the number, the higher the priority that demand is assigned. NOTE: Demands Priorities is only active on the lag or stand alone boilers. -
Page 83: D.11.C Warm Weather
Brute XTR Page 83 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS 9.D.11.c Warm Weather Shutdown To navigate to the Warm Weather Shutdown Configuration Screen, touch the Miscellaneous Features on the Configuration Screen, then touch the Warm Weather Icon on the Miscellaneous Features screen. The Warm Weather Configuration Screen allows adjustment of the following parameters: •... -
Page 84: D.11.D Com Port, Bms
Page 84 RADFORD HITE 9.D.11.d COM Port, BMS The control has Modbus and BACnet MSTP (RS485) protocols on board, for use with Building Management Systems. Gateways can be used for other communication protocols. To navigate to the COM Port Configuration Screen, touch the Misc Icon on the Configuration Screen, then touch the COM Port Icon on the Misc Configuration Screen. -
Page 85: D.11.E Temperature Conversion
Brute XTR Page 85 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS 9.D.11.e Temperature Conversion To navigate to the Temperature Conversion Configuration Screen, touch the Temperature Conversion Icon on the Miscellaneous Features screen. The Temperature Conversion Configuration Screen allows adjustment of the following parameter: •... -
Page 86: Login
Page 86 RADFORD HITE 9.D.12 Login To navigate to the Login Screen, touch the Lock Icon on ANY screen. The Login Screen allows the operator to make parameter adjustments based on the level of the login credentials. See Section 9.B on page 56 9.E Service Screens To navigate to the Service Screen, touch the Service Icon... -
Page 87: Burner
Brute XTR Page 87 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS 9.E.1 Burner Navigate to the Burner Screen by touching the Burner Button on the Service Screen. 9.E.1.a Enable / Disable At this menu, you can enable or disable the burner. 9.E.1.b Altitude Adjustment Before starting the unit, verify that the unit’s control is setup for the correct altitude. -
Page 88: Digital I/O ( Input / Output )
Page 88 RADFORD HITE 9.E.2 Digital I/O ( Input / Output ) There are two screen associated with the Digital I/O: Digital I/O Screen-Inputs; Digital I/O Screen-Outputs. Navigate to the Digital I/O Screen by touching the Digital I/O Button on the Service Screen. Digital I/O Inputs: The indicator light associated with the input is green when the input is satisfied. -
Page 89: Analog I/O
Brute XTR Page 89 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS 9.E.3 Analog I/O Navigate to the Analog I/O Screen by touching the Analog I/O Button on the Service Screen. There are two screens associated with the Analog I/O: Analog I/O Inputs; Analog I/O Outputs. Analog I/O Input: There are three types of analog inputs;... -
Page 90: Screen Settings Timeout
Page 90 RADFORD HITE 9.E.5 History Navigate to the History Screen by touching the History Button on the Service Screen. The History Screen provides information on boiler operations and cycle counts. The control accumulates and displays the number of heat demand cycles, burner cycles, and pump cycles. -
Page 91: F Messages And Usb
Brute XTR Page 91 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS Messages and USB 9.F.1 Messages The ‘Messages’ icon at the bottom of the home screen displays an ‘Exclamation Point’ when messages are present. Press the icon to see the message(s). 9.F.2 USB Functionality The USB port is on the back of the display. -
Page 92: G Active Demands
Page 92 RADFORD HITE 9.G Active Demands The Active Demand Window indicates the status of active heat demands. Sec�on 6.5 Ac�ve Demands Ac�ve Demand Bar A black heat demand icon indicates the heat demand that is currently being satisfied. A “grayed out” heat demand The Ac�ve Demand Bar indicates the status of ac�ve heat demands. -
Page 93: Section 10 Parameter Tables
Brute XTR Page 93 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS SECTION 10 Parameter Tables 10.A Boilers 399-1500 Hydronic Minimum Maximum Default Time & Date Hour Minute Month Year CH1 Enable/Disable Disable Enable Enable CH1 Setpoint 40 F 190 F 180 F CH1 On Hysteresis 20 F... - Page 94 Page 94 RADFORD HITE 399-1500 Hydronic Minimum Maximum Default Auto/ Always On/ Off During Boiler Pump Control Disable DHW/Auto - Off Auto When Temperature Reached Boiler Pump Post Circulation 0 secs 600 secs 60 secs DHW Pump Control Disable Auto/ Always On Auto DHW Pump Post Circulation 0 secs...
- Page 95 Brute XTR Page 95 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS 399-1500 Hydronic Minimum Maximum Default Summer Kick DHW 0 secs 600 secs 120 secs Summer Kick System 0 secs 600 secs 120 secs Summer Kick Period 10 min 2000 min 1440 min Anti- Short Cycle Time...
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Page 96: B Volume Water Heaters
Page 96 RADFORD HITE 10.B Volume Water Heaters 399-1500 VW Minimum Maximum Default Time & Date Hour Minute Month Year DHW1 DHW1 Enable/Disable Disable Enable Enable DHW1 Setpoint 190 F 180 F DHW1 On Hysteresis 20 F 10 F DHW1 Off Hysteresis 20 F 10 F DHW1 PID Low - Proportional Gain... - Page 97 Brute XTR Page 97 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS 399-1500 VW Minimum Maximum Default Auto/ Always On/ Disable Auto System Pump Control Off During DHW System Pump Post Circulation 0 secs 600 secs 60 secs Firing Rate Disable Enable Disable...
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Page 98: Section 11 First Start Up And Adjustment
Page 98 RADFORD HITE Parameters Tables (continued) 399-1500 VW Minimum Maximum Default Hysteresis (0.01" W.C.) Pressure - Transmitter Scaling Slope 2000 1000 Offset -1000 1000 P1 Voltage 0 mV 5000 mV P2 Voltage 0 mV 5000 mV 4500 P1 Pressure (0.01" W.C.) P2 Pressure (0.01"... -
Page 99: A Filling The Boiler System
Brute XTR Page 99 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS 11.A Filling the Boiler System 11.C Initial Operation The initial setup must be checked before the unit is 1. Ensure the system is fully connected and all air- put into operation. -
Page 100: D Combustion Setup
Page 100 RADFORD HITE 11.D Combustion Setup WARNING High Fire Low Fire % CO (ppm) CO % CO (ppm) The combustion must be properly adjusted before <200 <10 placing the unit into operation. An improperly adjusted unit could result in serious injury or death. Table 28. -
Page 101: E Shutting Down The Unit
Brute XTR Page 101 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS Low Fire Adjustment Gas Supply (under cap) Measurement Port High Fire Adjustment (under cap) High Fire Adjustment Gas Supply Measurement Port Low Fire Adjustment Figure 51. Gas Valve Adjust, 399 - 500 Figure 53. -
Page 102: A Annually
Page 102 RADFORD HITE SECTION 12 MAINTENANCE pool chemicals, refrigerants, paint, spray cans, cleaning, and laundry chemicals. When the air WARNING intake is contaminated with these chemicals, rapid deterioration of the unit will occur. Disconnect all power to the unit before attempting 11. -
Page 103: Condensate Trap
Brute XTR Page 103 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS – 1500) or 4 M5 socket head screws (for models Unscrew the top and bottom caps from the trap. 399 – 500) connecting the blower to the heat Remove any debris. -
Page 104: Spark And Flame Sensor Electrodes
Page 104 RADFORD HITE 12.B.5 Gas Valve 4. Be sure that the filter is dry and that the airflow direction arrow on the filter is pointing in the correct The gas valve consists of a valve body that direction per the figure. Re-insert the filter into the incorporates the on/off flow control and a negative filter box and replace the access cover. -
Page 105: Blower
Brute XTR Page 105 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS 12.B.6 Blower 12.B.8 Touchscreen Display The combustion air blower is a high-pressure centrifugal The touchscreen display is used to adjust all operating blower with a variable speed motor. The blower is parameters of the unit. -
Page 106: Gas Pressure Switches (Optional)
Page 106 RADFORD HITE 12.B.10 Gas Pressure Switches (optional) 12.B.11 Pressure Transmitters If equipped, the high and low gas pressure switches The pressure transmitters measure the air-side are manual reset switches that act to cut power to the pressure drop across the unit and are used for both air safety interlock circuit if the gas pressure is too low or proving during Prepurge and as a safety device which too high for proper operation. -
Page 107: Prespark
Brute XTR Page 107 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS Timer has expired, the unit will transition to Lockout Once reached, the Interpurge Timer will start. Once mode and display a “Lockout: Low Air Proving Press” the Interpurge Timer expires, the unit will transition to error. - Page 108 Page 108 RADFORD HITE Troubleshooting (continued) Parameter Value Description 0.25 in. W.C. 0.40 in. W.C. The pressure must be below this value during Prepurge Open 0.20 in. W.C. Air Proving Limit mode and above this value during Prepurge Closed mode. 0.20 in.
- Page 109 Brute XTR Page 109 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS Start Lockout Reset & Safety Chain Closed / Error Fixed Standby Lockout Heat Demand Safety Chain Closed / Lockout Error Fixed Condition Start Circulator Safety Chain Open / Error Block Press.
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Page 110: B Error Codes
Page 110 RADFORD HITE 13.B Error Codes. Condition Information Corrective Action(s) Auto Reset The outlet water temperature has exceeded Verify that the system is full of water and all air High Limit - the field installed auto reset high limit setting. has been purged from the system. - Page 111 Brute XTR Page 111 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS Error Codes (continued) Condition Information Corrective Action(s) Auto Reset The outlet water temperature has exceeded Verify that the system is full of water and all air table below gives the resistance of the probe at the field installed auto reset high limit setting.
- Page 112 Page 112 RADFORD HITE Error Codes (continued) Condition Information Corrective Action(s) Auto Reset The outlet water temperature has exceeded Verify that the system is full of water and all air the field installed auto reset high limit setting. has been purged from the system.
- Page 113 Brute XTR Page 113 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS Condition Information Corrective Action(s) Auto Reset The outlet water temperature has exceeded the resistance of the probe at various Verify that the system is full of water and all air ...
- Page 114 Max Ignition The maximum attempts for ignition have Refer to Section 4 for Gas Supply and Piping occurred without sensing flame. information. Verify that the gas supply pressure Trials meets the requirements specified. Manual-reset condition Page 114 RADFORD HITE Verify proper operation of the gas valve.
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Page 115: C Index
Brute XTR Page 115 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS 13.C Index Parameter Tables 93 Factory Reset 90 Active Demands 92 PID High / PID Low 63 Firmware 90 Air Pressure Transmitters 8 Polypropylene 17 First Start Up Alarm 47 Pressure Relief Valve 31 Commission 98... - Page 116 HIGH EFFICIENCY COMMERCIAL BOILERS AND VOLUME WATER HEATERS Notes: Dimensions and specifications subject to change without notice in accordance with our policy of continuous product improvement. 200 Lafayette St. www.BradfordWhite.com Middleville, MI 49333 Warranty: (800) 531-2111 Litho in U.S.A. © Bradford White 23-10 Document 1528A...
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