Bradford White Brute Elite BNTH Installation And Operation Instructions Manual
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Bradford White Brute Elite BNTH Installation And Operation Instructions Manual

Modulating boiler and water heater
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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.
WARNING
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.
Installation and Operation
Instructions for
Brute Elite
Modulating Boiler
Model BNTH
Sizes 080–850 MBTU/h
Water Heater
Model BNTV
Sizes 150–850 MBTU/h
AVERTISSEMENT
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
blessure ou la mort.
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
vous trouvez.
• 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 1258C
238-49220-00C REV 7/14

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Summary of Contents for Bradford White Brute Elite BNTH

  • Page 1 Installation and Operation Instructions Document 1258C Installation and Operation Instructions for Brute Elite Modulating Boiler Model BNTH Sizes 080–850 MBTU/h Water Heater Model BNTV Sizes 150–850 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.

  • Page 2: Table Of Contents

    RADFORD HITE ORP. Table of Contents Section 1 - Section 6B - General Information Water Connections - BNTV Water Heater Introduction ............1 6B.1 BNTV Water Quality ........26 1.2 Model Identification ........... 1 6B.2 Piping Requirements ........26 1.3 Appliance Overview .......... 2 6B.3 Cold Water Make-Up ........
  • Page 3 BRUTE ELITE Section 9 - Section 12 - First Start-Up and Adjustment Instructions Replacement Parts 9.1 Filling the Boiler System ......... 50 13.1 General Information ........60 9.2 First Operation ..........50 13.2 Parts List ............60 9.3 Adjusting the Differential and Appendices - Manifold Pressure ........... 51 9.4 Shutting Down the NeoTherm Unit ....53 Appendix A - Software Control Functions ....
  • Page 4 RADFORD HITE ORP.

  • Page 5: General Information

    Bradford White Corp. warranty will be voided. The All electrical wiring is to be done in accordance with the local installation must conform to the requirements of...

  • Page 6: Appliance Overview

    Page 2 RADFORD HITE ORP. 1.3 Appliance Overview - See Figures 1 through 7. PRESSURE RELIEF VALVE EXHAUST VENT CONNECTION WATER INLET GAS CONNECTION WATER OUTLET AIR INLET CONNECTION USER CONTROL INTERFACE ON / OFF SWITCH HEAT EXCHANGER DRAIN VALVE GAS VALVE CONDENSATE TRAP VENTURI AIR TRANSITION...
  • Page 7 Page 3 BRUTE ELITE EXHAUST VENT CONNECTION WATER INLET AIR INLET CONNECTION WATER OUTLET GAS CONNECTION PRESSURE RELIEF VALVE USER CONTROL AIR PRESSURE SWITCH INTERFACE ON / OFF SWITCH HEAT EXCHANGER DRAIN VALVE CONDENSATE TRAP VENTURI GAS VALVE AIR TRANSITION AIR/ GAS BLOWER Figure 3 - Location of Components, Size 285...
  • Page 8 Page 4 RADFORD HITE ORP. EXHAUST VENT CONNECTION WATER INLET PRESSURE RELIEF VALVE WATER OUTLET AIR PRESSURE SWITCH AIR INLET CONNECTION GAS CONNECTION AIR PRESSURE SWITCH USER CONTROL ON / OFF SWITCH INTERFACE DRAIN VALVE CONDENSATE TRAP HEAT EXCHANGER AIR/ GAS BLOWER MANUAL SHUTOFF GAS VALVE VENTURI...
  • Page 9 Page 5 BRUTE ELITE WATER INLET GAS CONNECTION EXHAUST VENT PRESSURE RELIEF CONNECTION VALVE AIR INLET WATER OUTLET USER CONTROL INTERFACE ON / OFF SWITCH GAS VALVE VENTURI DRAIN VALVE AIR/ GAS BLOWER MANUAL SHUTOFF GAS VALVE HEAT EXCHANGER CONDENSATE TRAP Figure 7 - Location of Components, Sizes 750 and 850...

  • Page 10: Warranty

    Bradford White appliances are covered by a limited warranty. All warranty claims must be made to an authorized Bradford White wholesale rep / distributor. To find information about the wholesalers in your area, please go to www.bradfordwhite.com. and click on ‘Wholesalers’.
  • Page 11 Page 7 BRUTE ELITE AIR INLET VENT SIZE 25 64 19½ 49 38¼ 97 2 5.1 2 5.1 25 64 19½ 49 38¼ 97 2 5.1 2 5.1 25 64 19½ 49 38¼ 97 3 7.6 3 7.6 199/210 25 64 26¾...

  • Page 12: Locating The Appliance

    Page 8 RADFORD HITE ORP. Section 2 - LOCATING THE APPLIANCE 2.1 General Information APPLIANCE SUGGESTED SERVICE ACCESS CLEARANCE SURFACE INCHES The Brute Elite unit is designed for indoor installations Left Side only. Right Side The appliance should be located to provide clearances on all sides for maintenance and inspection.

  • Page 13: Venting And Combustion Air

    Page 9 BRUTE ELITE Section 3 - Method 1: Two permanent openings, one commencing within 12” (300mm) of the top and one commencing within 12” VENTING AND COMBUSTION AIR (300mm) of the bottom, of the enclosure shall be provided. The openings shall communicate directly, or by ducts, with 3.1 Combustion Air the outdoors or spaces that freely communicate with the outdoors.

  • Page 14: Venting

    Class IIB or higher venting material is recommended. the roof. When taken from the wall, it must be taken from out-of-doors by means of the Bradford White horizontal wall The Brute Elite is a Category IV appliance and may be terminal, shown in Table 3a and 3b.
  • Page 15 ULC S636 certified BH vent (eg. plastics) must be vent terminal is not available with the certified vent system, installed per the vent manufacturer’s certified installation Bradford White suggests the use of a coupler fitting from the certified vent system into which the vent terminal screen, instructions.

  • Page 16: Locating Vent & Combustion Air Terminals

    In Massachusetts the following items are required if the from a side wall. (See Table 3.) Contact Bradford White for side-wall exhaust vent termination is less than seven (7) feet AL29-4C termination fittings.
  • Page 17 Page 13 BRUTE ELITE U.S. Installations (see note 1) Canadian Installations (see note 2) A= Clearance above grade, veranda, porch, 12 inches (30 cm) 12 inches (30 cm) deck, or balcony See note 6 See note 6 B= Clearance to window or door that may be Direct vent only: 12 inches (30cm); 36 inches (91 cm) opened Other than Direct vent: 4 ft (1.2m) below or to...
  • Page 18 Page 14 RADFORD HITE ORP. a. In the event that the side-wall horizontally vented gas fueled equipment is installed in a crawl space or an attic, the hard-wired carbon monoxide with alarm and battery back-up may be installed on the next adjacent floor level. b.

  • Page 19: Common Vent Test

    Page 15 BRUTE ELITE Section 4 - 3.4 Common Vent Test GAS SUPPLY AND PIPING NOTE: This section does not describe a method for common venting Brute Elite units. It describes what must be done when a unit is removed from a common Gas piping should be supported by suitable hangers or floor vent system.

  • Page 20: Pump Requirements

    Page 16 RADFORD HITE ORP. Section 5 - Brute Elite NATURAL GAS PUMP REQUIREMENTS REQUIRED CU FT TO SIZE PIPING: SIZE / HR. Measure linear distance from meter outlet to last boiler. Add total input of all boilers and divide 5.1 Brute Elite Boiler Flow and Head by 1000 to obtain cu ft / hr required.

  • Page 21: Section 6A

    “volume without a pump included. water” domestic hot water applications. Refer Brute Elite BNTH models 80-500 can also be ordered with or to the proper section for instructions on without a pump included. installing and piping your product. Refer to Brute Elite with a pump MUST be piped in a primary- Table 9 for the connection pipe sizes required.

  • Page 22: Condensate Drain

    20°F to 25°F temperature rise through the boiler. A condensate drain trap is built into the Brute Elite unit. NOTE: Bradford White supplied pumps are not all Connect a 3/4” PVC pipe between the drain connection and capable of maintaining the reduced temperature rise a floor drain (or a condensate pump if a floor drain is not required with glycol concentrations greater than 35%.
  • Page 23 Page 19 BRUTE ELITE Brute Elite Figure 15 - Hydronic Piping — Single Boiler, Zoning with Circulators...
  • Page 24 Page 20 RADFORD HITE ORP. Brute Elite Figure 16 - Hydronic Piping — Single Boiler, Low Temp Radiant Space Heating Using Low Loss Header and Zone Valves...
  • Page 25 Page 21 BRUTE ELITE Brute Elite Brute Elite Figure 17 - Hydronic Piping — Multiple Boilers, Zoning with Circulators...
  • Page 26 Page 22 RADFORD HITE ORP. Brute Elite Brute Elite Figure 18 - Hydronic Piping — Multiple Boilers with Indirect DHW Tank Piped from System Loop...
  • Page 27 Page 23 BRUTE ELITE Brute Elite Brute Elite Brute Elite Brute Elite Figure 19 - Hydronic Piping — Multiple Boilers, Reverse Return, Multi-Temp Zones, Zoning with Circulators...
  • Page 28 Page 24 RADFORD HITE ORP. Figure 20 - Hydronic Piping — Heating Zones with Indirect DHW Tank Piped with Zone Pumps The indirect DHW tank is piped directly off of the boiler. The boiler pump must shut down during DHW operation.
  • Page 29 Page 25 BRUTE ELITE Figure 21 - Hydronic Piping, Multiple Boilers with Indirect DHW Off of One Boiler The boiler pump must shut down during DHW operation.

  • Page 30: Section 6B

    Page 26 RADFORD HITE ORP. Section 6B - WATER CONNECTIONS - BNTV WATER HEATER 6B.2 Piping Requirements Section 6 is divided into two parts. Section 6A covers BNTH units designed for hydronic Water piping should be supported by suitable hangers and floor stands. Do not support piping with the appliance. Due heating.

  • Page 31: Cold Water Make-Up

    Page 27 BRUTE ELITE 6B.3 Cold Water Make-Up 6B.5 Freeze Protection The cold water make-up may be connected to the tank or to Brute Elite heaters are not certified for outdoor installation, the inlet of the boiler as shown in Figures 22-25. Install back so the chance of freezing is minimized.
  • Page 32 Page 28 RADFORD HITE ORP. NOTES: 1. Optional CWMU & Recirc. line location. 2. Locate BNTV 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 be required - check local codes. 5.
  • Page 33 Page 29 BRUTE ELITE NOTES: 1. Optional CWMU & Recirc. line location. 2. Locate BNTV 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 be required - check local codes.

  • Page 34: The User Interface

    Page 30 RADFORD HITE ORP. Section 7 - The Brute Elite ‘User Interface’ was THE USER INTERFACE updated for the 2013 model year to the User Interface shown in this manual. 7.1 About the User Interface The 2013 model The User Interface of the Brute Elite used on this unit has two main parts: •...

  • Page 35: Navigating Through The User Interface

    Page 31 BRUTE ELITE • Press “I” Info/Install button 7.2 Navigating the User Interface • Scroll to highlight “Display Setup”, press OK • Highlight the line you would like to change,(example Navigating into the Display area menus is as easy as it looks. ”Line 2 Operating Temp”), press OK The Info/Install button will be the primary button that you will use to start, and the OK button is what you press to select...
  • Page 36 Page 32 RADFORD HITE ORP. Quick Start This menu gives you an easy way to check or change the most common set- tings on the unit: • CH setpoint • DHW setpoint • Outdoor reset • Low water temperature • Maximum outdoor temperature •...
  • Page 37 Page 33 BRUTE ELITE • You can change the numbers in the other boxes in the same way. • When the new setting is correct, press the round OK button. Entering a Password or Name The system uses a different type of screen to enter a password or name.
  • Page 38 “lnt” (lower case “LNT”). OEM Level Some of the settings can only be changed at the Bradford White factory. Once you enter a password, the password access remains valid until you exit to the normal no-password state. If you do not make any edits for 10 minutes, the password access will be cancelled.

  • Page 39: Section 8A

    Page 35 BRUTE ELITE Section 8A - QUICK START MENU Section 8 is divided into three parts. Section 8A includes instructions for using the Quick Start Menu. Section 8B covers basic installation and wiring. Section 8C includes more detailed setup instructions and wiring diagrams.

  • Page 40: Section 8B

    Page 36 RADFORD HITE ORP. Section 8B - BASIC INSTALLATION AND WIRING Section 8 is divided into three parts. Section 8A includes instructions for using the Quick Start Menu. Section 8B covers basic installation and wiring. Section 8C includes more detailed setup instructions and wiring diagrams.

  • Page 41: Main Power Connections

    Page 37 BRUTE ELITE 8B.3 Pump Connections and Operation Caution The supply voltage to the Brute Elite unit must not The controller in the Brute Elite energizes the pump contacts when it receives a call for heat. Once the call for heat is be disconnected, except for service or isolation, or satisfied, the pump will remain on for the defined pump unless otherwise instructed by procedures outlined...

  • Page 42: Section 8C

    Page 38 RADFORD HITE ORP. Section 8C - DETAILED SETUP INSTRUCTIONS and DIAGRAMS Section 8 is divided into three parts. Section 8A includes instructions for using the Quick Start Menu. Section 8B covers basic installation and wiring. Section 8C includes more detailed setup instructions and wiring diagrams. 8C.1 24 VAC Transformer 8C.4 Outdoor Air Temperature Sensor with Integral Circuit Breaker...
  • Page 43 Page 39 BRUTE ELITE • As the temperature begins to rise above 32°F, the Outdoor go to “Info/ Install.” Choose “Advanced Setup,” then go to “Lead/ Lag Configuration.” Select “Lead/ Lag Outdoor Reset function causes the setpoint to be lowered. At these Reset.”...

  • Page 44: Warm Weather Shutdown

    Page 40 RADFORD HITE ORP. then go to “CH Configuration.” Select “Outdoor Reset “CH Configuration.” Select “Warm Weather Shutdown.” Configuration.” Set the value on the line for “Min. Boiler On the line for “Warm Weather Shutdown,” select Water Temp.” “Immediately.” If your system has more than one boiler, and is controlled Enter the setpoint for this feature: using the Lead/ Lag function –...
  • Page 45 Page 41 BRUTE ELITE DHW Temperature Setting - Hydronic Heating Using Local Lead-Lag/Cascading Feature with Indirect Hot Water - Regardless of the type of DHW setup, the setpoint adjustment (For a complete explanation of the Lead/Lag system, see is made the same way. Section 8C.8.) How to get there: From the “Home”...

  • Page 46: Cascading Lead/Lag Operation

    Page 42 RADFORD HITE ORP. Boiler Pump Interrupt Function - The Boiler pump interrupt feature is used in some applications 3. Set the DHW priority time. If the DHW function has the when the boiler is being used for both hydronic and domestic priority, the priority will continue during the priority time.
  • Page 47 Page 43 BRUTE ELITE Boiler 1 Boiler 2 Boiler 3 Boiler 4 Display Controller Burner Fig. 38 – “Lead/Lag” Operation in a System with Four Boilers. Note - the Displays on Boilers 2 thru 4 will display information pertaining only to that specific boiler. Central Heat setpoint. (Actually this is the LL CH setpoint less the On Hysteresis value.
  • Page 48 Page 44 RADFORD HITE ORP. Low demand - Low demand - The first boiler in The first boiler in sequence fires at sequence fires at less than 35% less than 50% First Third Fourth First Third boiler boiler boiler boiler boiler Demand increases - Demand increases -...

  • Page 49: Hydronic Heating Using External Modulation Control

    (This can also be 0-10Vdc using a converter - Lag system. Bradford White part number CA006100.) When setting up a How to get there: From the “Home” screen, press “I” to system using an external control, take care to set Anti-Short go to “Info/Install.”...

  • Page 50: 10 Optional Field Connections

    Page 46 RADFORD HITE ORP. 8C.10 Optional Field Connections Customer Boiler communication (RS-485) Terminal block 8 (TB8) in the control panel can be used for connecting optional components, such as low water cutoffs, Controller flow switches, additional high limits and other field-supplied devices that must be interlocked with the boiler. These are non-powered dry contacts only.

  • Page 51: 12 Ladder And Wiring Diagrams

    Page 47 BRUTE ELITE 8C.12 Ladder and Wiring Diagrams (See Figures 43 through 45.) WARNING When servicing the controls, label all wires prior to disconnection. Wiring errors can cause improper and dangerous operation. Verify proper operation after servicing. Figure 43 - Ladder Diagram...
  • Page 52 Page 48 radford hite orp. R/BLK DKB/Y DKB/Y TRANSFORMER 110VAC INPUT 24VAC OUTPUT GY/WH Figure 44 - Wiring Diagram, All Sizes (with standard EMEA display) H2354300B...
  • Page 53 Page 49 Brute elite R/BLK DKB/Y DKB/Y TRANSFORMER 110VAC INPUT 24VAC OUTPUT GY/WH Figure 45 - Wiring Diagram, All Sizes - with Optional Full-Color Touchscreen H2355400B...

  • Page 54: First Start-Up And Adjustment Instructions

    Do not use this appliance if any part has been under exchanger. Then run the system and appliance pumps for a minimum of 30 minutes with the gas shut off. water. Bradford White Corporation requires boilers and water heaters to be replaced, not repaired, if they WARNING have been partially or completely submerged.

  • Page 55: Manifold Pressure

    Page 51 BRUTE ELITE How to get there: From the “Home” screen, press label and turn on the gas and electrical power to the “I” to go to “Info/ Install.” Choose “Test,” then go appliance. to “Forced Rate.” Select “Set High Fire,” then select The Brute Elite unit will begin the start sequence.
  • Page 56 Page 52 RADFORD HITE ORP. 80–285 Inlet gas pressure High re CO adjustment (under cap) pressure Low re CO adjustment Outlet gas pressure Outlet Gas Inlet gas Low re CO Pressure pressure adjustment (manifold pressure) High re CO adjustment (under cap) 750, 850 Outlet Gas Outlet...

  • Page 57: Shutting Down The Neotherm Unit

    Page 53 BRUTE ELITE 9.4 Shutting Down the Brute Elite Unit Turn off the main electrical disconnect switch. Close all manual gas valves. If you think the Brute Elite unit might freeze, drain it. All water must be removed from the heat exchanger, or damage from freezing may occur. Also be sure to protect the piping in the building from freezing.

  • Page 58: Maintenance

    Component Description instructions in Section 9. Once the boiler is operating. check for leaks again and confirm that all fasteners are tight. Use only genuine Bradford White replacement parts. Check the appliance setup according to Section 9. Caution Label all wires prior to disconnection when servicing Appliance Control controls.
  • Page 59 Page 55 BRUTE ELITE the control. If control replacement is required, turn off all two bolts connecting the ignitor assembly to the burner door. power to the appliance and shut off all manual gas valves If the old ignitor assembly is determined to be defective, to the appliance.
  • Page 60 Page 56 RADFORD HITE ORP. Transformer with Integral Circuit Breaker WARNING The appliance has a 24Vac transformer with integral 4 amp Black carbon soot buildup on a dirty heat exchanger circuit breaker installed to supply the control voltage required can be ignited by a random spark or flame. To prevent for the appliance.

  • Page 61: Gas Conversion

    CA006206 parts - only proper gas valve adjustment. Please contact the CA006206 Bradford White factory for specific information regarding the CA008600 gas conversion of a particular appliance. If a gas conversion is performed, the unit must be identified with the appropriate...

  • Page 62: Operating Details And Troubleshooting

    Page 58 RADFORD HITE ORP. Section 11 - There is a pre-ignition time of two seconds to check the flame sensor operation and status. During this period an OPERATING DETAILS AND intermittent spark can be seen. TROUBLESHOOTING Next there is a trial for ignition period of four seconds. The direct spark ignition switches to constant spark for three seconds.

  • Page 63: Anti-Short-Cycle

    Page 59 BRUTE ELITE 11.5 Anti-Short-Cycle (ASC) 11.7 Diagnostics Because the Brute Elite unit is a modulating boiler, and its Use the Diagnostics to check the status of the sensors and the input will decrease when there is a reduction in the heating digital inputs and outputs.

  • Page 64: Replacement Parts 13.1 General Information

    Page 60 RADFORD HITE ORP.
  • Page 65 Page 61 BRUTE ELITE...
  • Page 66 Page 62 RADFORD HITE ORP.
  • Page 67 Page 63 BRUTE ELITE...
  • Page 68 Page 64 RADFORD HITE ORP. Figure 50 - Jacket Components Optional Touchscreen User Interface Kit (KM50D7130)
  • Page 69 Page 65 BRUTE ELITE Figure 51a - Internal Components, Sizes 80–210 Figure 51b - Internal Components, Sizes 285–600...
  • Page 70 Page 66 RADFORD HITE ORP. Figure 51c - Internal Components, Sizes 750-850...
  • Page 71 Page 67 BRUTE ELITE Figure 52a - Gas Train Components, Sizes 80-500...
  • Page 72 Page 68 RADFORD HITE ORP. Figure 52b - Gas Train Components, Sizes 600-850...
  • Page 73 Page 69 BRUTE ELITE Figure 53 - Heat Exchanger Components...
  • Page 74 Page 70 RADFORD HITE ORP. Figure 54 - Electrical Components...

  • Page 75: Appendix A - Software Control Functions

    Page 71 BRUTE ELITE Appendix A - SOFTWARE CONTROL FUNCTIONS This table includes a listing of all of the control functions that can be used by the operator or installer. Functions that require a password are indicated in the second column. Name Function How to get there Adjustable high limit...
  • Page 76 Info/ Display Setup of the Home display, and to set the brightness of the display. General configuration Used by the Bradford White factory. Info/ Advanced Setup/ System Config./ System Config. I gain (CH) This gain is applied to the Integral term of the PID Info/ Advanced Setup/ CH equation for the CH loop.
  • Page 77 Page 73 BRUTE ELITE Name Function How to get there Max. outdoor temp. (CH) - Used with Outdoor Reset – Quick Start This is the maximum outdoor temperature at which Info/ Advanced Setup/ CH the Outdoor Reset feature will be active. Above Configuration/ Outdoor Reset Config.
  • Page 78 Page 74 RADFORD HITE ORP. Name Function How to get there Off hysteresis (DHW) When producing Domestic Hot Water – Info/ Advanced Setup/ DHW Configuration The control system will not shut off the boiler until the temperature at the System sensor rises to the DHW setpoint plus a hysteresis value (normally about 10°F).
  • Page 79 Page 75 BRUTE ELITE Name Function How to get there Pump exercise interval The system can be set to exercise the pumps at Info/ Advanced Setup/ System set intervals. Enter a non-zero value to turn on the Config./ Pump Config. function.

  • Page 80: Appendix B - Error Messages

    Page 76 RADFORD HITE ORP. Appendix B - ERROR MESSAGES This table includes a listing of the faults that might be generated by the controller, and displayed on the Operator Interface. Some of these can be corrected by an installer changing a parameter, while other conditions are more complicated, and will require a service technician.
  • Page 81 Page 77 BRUTE ELITE Code Description L or H Procedure Internal fault: Internal fault Safety relay drive cap short 1. Reset module 2. If fault repeats, replace module. Internal fault: H or L Internal fault PII (Pre-Ignition Interlock) 1. Reset module shorted to ILK (Interlock) 2.
  • Page 82 Page 78 RADFORD HITE ORP. Code Description L or H Procedure Internal fault: Internal fault Flame rod shorted to ground 1. Reset module detected 2. If fault repeats, replace module. Internal fault: Internal fault A/D linearity test fails 1. Reset module 2.
  • Page 83 Page 79 BRUTE ELITE Code Description L or H Procedure LCI (Limit Control Input) OFF 1. Check wiring and correct any faults. (Safety Chain Open) 2. Check Interlocks connected to the LCI to assure proper function. 3. Reset and sequence the module; monitor the LCI status. 4.
  • Page 84 Page 80 RADFORD HITE ORP. Code Description L or H Procedure Header sensor fault 1. Check wiring and correct any possible errors. 2. Replace the header sensor. 3. If previous steps are correct and fault persists, replace the module. Stack sensor fault 1.
  • Page 85 Page 81 BRUTE ELITE Code Description L or H Procedure Flame lost in run 1. Check main valve wiring and operation - correct any errors. 2. Check the fuel supply. 3. Check fuel pressure and repeat turndown tests. 4. Check ignition transformer electrode, flame detector, flame detector siting or flame rod position.
  • Page 86 Page 82 RADFORD HITE ORP. Code Description L or H Procedure Fan speed failed during run 1. Check wiring and correct any potential wiring errors. 2. Check the VFDs (Variable-speed Fan Drive) ability to change speeds. 3. Change the VFD 4.
  • Page 87 Page 83 BRUTE ELITE Code Description L or H Procedure Main valve Off 1. Check the main valve terminal wiring and correct any errors. 2. Reset and sequence the module. If fault persists, replace the module. Ignition On 1. Check Ignition terminal wiring and correct any errors. 2.
  • Page 88 Page 84 RADFORD HITE ORP. Code Description L or H Procedure Invalid DHW (Domestic Hot 1. Recheck selected parameters, reverify and reset module. Water) high limit enable setting 2. If fault repeats, verify electrical grounding. 3. If fault repeats, replace module. Invalid DHW (Domestic Hot 1.
  • Page 89 Page 85 BRUTE ELITE Code Description L or H Procedure Invalid NTC sensor type setting 1. Recheck selected parameters, reverify and reset module. 2. If fault repeats, verify electrical grounding. 3. If fault repeats, replace module. Invalid Outlet high limit response 1.
  • Page 90 Page 86 RADFORD HITE ORP. Code Description L or H Procedure Unconfigured Outlet high limit 1. Recheck selected parameters, reverify and reset module. setpoint setting 2. If fault repeats, verify electrical grounding. 3. If fault repeats, replace module. Unconfigured Stack limit setpoint 1.
  • Page 91 Page 87 BRUTE ELITE Code Description L or H Procedure Invalid DHW (Domestic Hot 1. Recheck selected parameters, reverify and reset module. Water) connector type setting 2. If fault repeats, verify electrical grounding. 3. If fault repeats, replace module. Invalid Stack connector type 1.
  • Page 92 Dimensions and specifications subject to change without notice in accordance with our policy of continuous product improvement. Ambler, PA 19002 Tech. Service (800) 334-3393 www.BradfordWhite.com Service Parts (800) 538-2020 Warranty Service (800) 531-2111 Litho in U.S.A. © Bradford White 1310 Document 1258C...

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