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Installation and Operation Instructions 

Document 1281D

H2364500A

 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.

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.

 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.

Installation and Operation

Instructions for

Wall-Mounted

Modulating Boiler 

Model BLMH

125 MBTU/h

Combination

Boiler and Water Heater 

Model BLMC

125 MBTU/h

Brute Elite 

125

238-50569-00B REV 7/14

Summary of Contents for brute elite 125 BLMH

Page 1: ...gases which could cause serious injury property damage or death Improper installation and or operation will void the warranty AVERTISSEMENT Assurez vous de bien suivres les instructions donn es dans c...

Page 2: ...Pump Capacity 15 SECTION 6 Water Connections 6 1 Central Heat System Piping 15 6 2 Cold Water Make Up 15 6 3 Freeze Protection 16 6 4 Suggested Piping Schematics 17 6 5 Recognized Chemicals 17 6 6 Dom...

Page 3: ...t Up 30 10 2 1 Burner Operation 30 10 2 2 Boiler Setup and Adjustment 31 10 2 3 Manifold Pressure Check 31 10 3 Shutting Down Brute Elite 31 10 4 To Restart Brute Elite 31 SECTION 11 Maintenance 11 1...

Page 4: ...cal codes Where required by the authority having jurisdiction the installation of Brute Elite boilers must conform to the Standard for Controls and Safety Devices for Automatically Fired Boilers ANSI...

Page 5: ...es are covered by a limited warranty The owner should complete the warranty registration at www BradfordWhite com All warranty claims must be made to an authorized Bradford White Corp representative C...

Page 6: ...g Package 1 PRV 30 PSI 5 Exhaust terminal assy 2 PRV Pipe w washer 6 Air intake terminal assy 3 Wall attach bracket 7 Ball valve 4 Outdoor sensor 8 System sensor not shown 9 Flow restrictor not shown...

Page 7: ...e 125 Figure 3 Dimensional Drawing Cond Hydronic DHW 2nd Gas Hydronic DHW 2nd Outlet Return Inlet Return Supply Supply Outlet Supply 3 4 3 4 1 2 3 4 1 2 3 4 1 2 3 4 PVC copper NPT copper NPT NPT NPT c...

Page 8: ...choosing the locations for the appliance 2 2 Locating Appliance for Correct Vent Distance from Outside Wall or Roof Termination The forced draft combustion air blower in the appliance has sufficient...

Page 9: ...ons require minimum air ventilation see Section 3 Note Brute Elite bracket and wall bracket are purposely offset Brute Elite NOTE Brute Elite models include 16 on center mounting holes on upper rear o...

Page 10: ...de adequate hangers The unit must not support the weight of the combustion air intake pipe Maximum linear pipe length allowed is shown in Table 2 Subtract 5 allowable linear ft 1 5m for every elbow us...

Page 11: ...connected to the Brute Elite plastic stainless steel or otherwise must be certified to this ULC standard Appropriate selection of vent material is very important for proper performance and safe operat...

Page 12: ...tee the same diameter as the vent pipe may be used The tee d vent termination offers greater protection from wind related operating issues 3 3 2 Side Wall Combustion Air Terminal The Bradford White si...

Page 13: ...91 cm J Clearance to nonmechanical air supply Direct vent only 12 30cm 80 285 36 91cm inlet to building or the combustion air inlet 399 850 Other than Direct vent 4 ft 1 2m below 36 inches 91 cm to a...

Page 14: ...xterior of the building at a minimum height of eight 8 feet above grade directly in line with the exhaust vent terminal for horizontally vented gas fueled heating appliance or equipment The sign shall...

Page 15: ...ting system properly vents when tested as outlined above return doors windows exhaust fans fireplace dampers and any other gas burning appliance to their previous conditions of use 7 Any improper oper...

Page 16: ...g plate Brute Elite will function properly without the use of high altitude modification at elevations up to 10 000 feet 3050 m 2 The maximum inlet gas pressure must not exceed 13 W C 3 2kPa The minim...

Page 17: ...ic separator The pump is sized for a maximum of 30 feet 9 1m of piping and the headloss of the boiler only For custom configurations the available pump head is provided in Figure 11 The system designe...

Page 18: ...ands which may result in bursting of pipes or damage to the boiler which could result in leaking or flooding conditions Do not use automotive antifreeze or ethylene glycol To help prevent freezing Bra...

Page 19: ...nt is made via aquastat located on the indirect water heater or can be controlled at the boiler via a remote sensor 6 7 Condensate Drain A condensate drain trap is built into the Brute Elite Connect a...

Page 20: ...33 31 28 Table 8 DHW and Pump Performance Data Caution Scalding Risk Bradford White recommends the use of a thermostatic mixing valve at domestic hot water outlet boiler location to reduce potential f...

Page 21: ...Page 19 The Brute Elite 125 Figure 16 Hydronic Piping Multi boilers for large homes with long multiple baseboard zones Installer to provide DHW anti scald thermostatic mixing valve...

Page 22: ...Page 20 Bradford White Corp Figure 17 Hydronic Piping Multi boilers for large homes with long multiple radiant zones Installer to provide DHW anti scald thermostatic mixing valve...

Page 23: ...Page 21 The Brute Elite 125 Figure 18 Hydronic Piping Heating zones piped with zone pumps Installer to provide DHW anti scald thermostatic mixing valve...

Page 24: ...Page 22 Bradford White Corp Figure 19 Hydronic Piping Heating zones piped with zone valves Installer to provide DHW anti scald thermostatic mixing valve...

Page 25: ...am s 7 1 Main Power Plug power cord into a non switched 115V electrical outlet with 15A circuit protection FLA is 2A There is an internal 10A breaker to protect internal system components 7 2 Pump Con...

Page 26: ...ons are wired d Repeat the above steps for Modbus port 1 terminal B and C connections to complete the wiring e Connect the drain wire from the twisted pair wire to ground on one end of the wire only 7...

Page 27: ...4 5 4 5 6 6 1 2 3 Y J8B 1 TERM STRIP R G BK 1 3 1 4 2 5 6 BK BK BR BL 1 6 5 4 3 2 J4B Y DRY CONTACT 7A GR R C OPTIONAL R20729 O BLOCKED VENT SWITCH COM NC POWER PLUG 115V BLOWER 3 1 5 1 G POWER SWITC...

Page 28: ...r reset HOD High outdoor temperature setpoint LOD Low outdoor temperature setpoint RMT Add Used for Lead Lag follow menus LL Lead Lag enable disable enables menu items HS Hysteresis temp range between...

Page 29: ...ack temperature is a dual thermistor sensor and is limit rated The control compares each of the temperature readings to determine accuracy The stack sensor is used as a limiting feature to avoid exces...

Page 30: ...door air temperature reaches the low outdoor temperature setpoint LOD the control setpoint is adjusted to the CH Outlet water setpoint temperature HOD LOD and LBT can be adjusted by accessing SETUP mo...

Page 31: ...ly drop their firing rate If when reaching the point where both boilers drop toward their minimum firing rate 20 then the first slave will drop out Slave1 will remain unavailable until its ASC timer h...

Page 32: ...art Up Shut Down Instruction Decal located on the back of the Top Front Cover and turn on gas and electrical power to appliance SECTION 10 Set Up Instructions 10 1 Filling the Boiler System 1 Ensure t...

Page 33: ...forced rate menu CO2 readings should be between the range shown in Table 13 If the CO2 is not within the range shown adjustments may be made To adjust the low fire CO2 locate the low fire adjuster scr...

Page 34: ...Propane 9 8 __ 10 8 3 5 __ 4 5 Table 13 CO2 Range and Pressure Settings Figure 25 Adjustment Screws and Settings for CO2 Manifold Pressure Screw under cap High fire setting Propane Gas Orifice O Ring...

Page 35: ...e blower arm assembly to access the burner Remove the 4 bolts connecting the blower to the arm see Figure 32 Remove the 5 bolts which hold the burner arm in place Pull burner up and out Clean burner i...

Page 36: ...xchanger 1 Shut off the 120 Volt power supply to the boiler 2 Turn off all manual gas valves connecting the boiler to the main gas supply line 3 Remove the four bolts connecting the blower flange to t...

Page 37: ...15 Start boiler per lighting procedure shown on inside front cover or side of appliance 16 Check for Gas Leaks at gas valve pipe 17 With a combustion analyzer check CO2 and CO levels at both maximum...

Page 38: ...DHW sensor fault Faulty sensor or wiring Check wiring replace sensor condition can be 95 Stack sensor fault caused by short 96 OAT temperature sensor fault Faulty outdoor air Check wiring and sensor...

Page 39: ...ence greater than 22 F 12 C 255 CH setpoint minus ODR Increase Outdoor water min water temperature was temperature min and max too small min 12 C 22 F values to a difference greater Increase setpoint...

Page 40: ...ement parts 13 1 General Information To order or purchase parts for the Bradford White Brute Elite contact your nearest Bradford White dealer or distributor If they cannot supply you with what you nee...

Page 41: ...E2337500 8O Exchanger heat plate 8P Tie cable 14 3 4 long x 0 31 wide heat stabilized F2029100 8Q Flow switch water E2337400 8R Pipe tailpiece 1 npt M x 3 4 tube cu 12H4023 8S O ring 120 1 ID x 1 3 16...

Page 42: ...Page 40 Bradford White Corp Figure 28 Panel Assembly Door Top...

Page 43: ...Page 41 The Brute Elite 125 Figure 29 Panel Assembly Door Middle...

Page 44: ...Page 42 Bradford White Corp Figure 30 Panel Assembly Door Bottom...

Page 45: ...Page 43 The Brute Elite 125 Figure 31 Base Jacket Assembly...

Page 46: ...Page 44 Bradford White Corp Figure 32 Heat Exchanger Cabinet Fan...

Page 47: ...Page 45 The Brute Elite 125 Figure 33 Heat Exchanger Burner Components...

Page 48: ...Page 46 Bradford White Corp Figure 34 Pump Assembly Components...

Page 49: ...Page 47 The Brute Elite 125 Figure 35 Plumbing Components...

Page 50: ...Page 48 Bradford White Corp...

Page 51: ...Page 49 The Brute Elite 125...

Page 52: ...nge without notice in accordance with our policy of continuous product improvement Ambler PA 19002 Tech Service 800 334 3393 Service Parts 800 538 2020 www BradfordWhite com Warranty Service 800 531 2...

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