Bradford White JVH Installation And Operation Instructions Manual Download

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Installation and Operation Instructions

Document 1257B

Installation and

Operation Instructions for

Residential
Gas-Fired
Hydronic Boilers
Models JVH, JVS

These instructions are to be stored next to the boiler for reference purposes.

FOR YOUR SAFETY:

This product must be installed and serviced by a professional service technician,

, property damage, or death.

Improper installation and/or operation will void the warranty.

WARNING

If the information in this manual is not followed

property damage, personal injury or loss of life.

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

Installation and service must be performed by

supplier.

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

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

Vent damper is optional in some provinces of Canada..

Sizes 50-225

U.S. Patent No. 1,609,692
Canada Patent No. 383,318

JVH

JVS

H2359000B

238-49219-00B REV 4/14

Summary of Contents for JVH

Page 1: ...f you cannot reach your gas supplier call the Installation and service must be performed by supplier 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 le voisinage de cet appareil ou de tout autre a...

Page 2: ...ections 4A Gas Supply and Piping 13 4B Special Precautions for LP 15 SECTION 5 Water Connections 5A Water Piping 15 5B By pass Piping 17 5C Adjusting the bypass 17 5D Alternate Auto Bypass Operation 17 5E Flow Requirements 18 5F Chilled Water Systems 18 5G Oxygen Permeable Systems 18 5H Anti Freeze 18 SECTION 6 6A Electrical Wiring 20 6B Outdoor Reset 20 SECTION 7 7A Filling the System 25 SECTION ...

Page 3: ...d the warranty If field conditions require modifications consult the factory representative before initiating such modifications ATTENTION L eau chaude chaudière doit être installé en conformité avec les procédures détaillées dans ce manuel ou le Bradford White garantie sera annulée L installation doit être conforme aux exigences de la juridiction locale ayant l autorité et aux ÉTATS UNIS à la der...

Page 4: ...Character fuel N Natural Gas P Propane Gas 9th Character Firing System D on off 10th Character Construction Option I Standard J Pump 050 125 only 11th Character Altitude in Feet S 0 2 000 Natural or 0 5 000 Propane H 2 001 5 000 Natural I 5 001 8 000 Natural and Propane J 8 001 10 000 Natural and Propane 12th Character Country U USA Canada 13th Character Revision 2 Second Revision JVH 1st thru 3rd...

Page 5: ... the boiler and the closet door when it is closed see Figure 2 2C Flooring JVS model boilers can only be installed on noncombustible flooring JVH model boilers are designed and certified for installation on a combustible floor All boilers must be installed on a level floor and must NEVER be installed on carpeting NEVER store objects on or around the boiler Noncombustible flooring is defined as flo...

Page 6: ...ection Gas Connection in mm in mm in mm 50 75 100 125 160 225 13 3 8 13 3 8 16 7 8 16 7 8 20 3 8 25 5 8 340 340 429 429 518 651 3 1 8 2 1 4 5 3 4 5 1 2 7 1 4 10 79 57 146 140 184 254 2 7 8 2 2 7 8 2 2 2 73 51 73 51 51 51 1 1 4 1 1 4 1 1 4 1 1 4 1 1 4 1 1 4 1 2 1 2 1 2 1 2 1 2 3 4 JVH Dimensions 2D JVH Dimensional Information ...

Page 7: ...4 1 2 75 13 3 8 340 27 3 4 710 24 1 8 610 21 3 4 550 27 1 2 700 5 13 1 1 4 1 2 100 16 7 8 430 28 3 4 730 24 1 8 610 22 3 4 580 27 1 2 700 5 13 1 1 4 1 2 125 16 7 8 430 28 3 4 730 23 5 8 600 22 3 4 580 27 1 2 700 6 15 1 1 4 1 2 160 20 3 8 518 28 3 4 730 23 5 8 600 22 3 4 580 27 1 2 700 6 15 1 1 4 1 2 225 25 5 8 651 31 1 2 800 23 1 4 590 23 3 4 630 27 1 2 700 7 18 1 1 4 3 4 2D JVS Dimensional Inform...

Page 8: ...oset as long as the minimum clearances are observed See Table 2JVH and Figure 2JVH for clearances required for the Brute Mini JVH See Table 2JVS and Figure 2JVS for clearances required for the Brute Mini JVS Figure 2JVH Closet Installation TOP VIEW SIDE VIEW 2 51 A 2 51 5 127 6 152 6 152 MIN Dimensions in inches mm Air Openings B Note Clearances listed are manufacturer s tested values These are gi...

Page 9: ...If a blower is necessary to provide adequate combustion air to the boiler a suitable switch or equivalent must Figure 3 Chimney Venting Figure 4 Vertical Venting CHIMNEY LINER THIMBLE VENT SYSTEM BOILER CLEANOUT CHIMNEY LINER VENT SYSTEM BOILER CLEANOUT THIMBLE 1 4 PER FT 20mm PER M SLOPE 1 4 PER FT 20mm PER M SLOPE 12 305mm SECTION 3 Air and Venting 3A Combustion Air Supply The boiler location mu...

Page 10: ...cated to prevent interference with the inducer damper Do not weld the vent pipe to the boiler collar The weight of the stack must not rest on the boiler The boiler top must be easily removable for normal boiler service and inspection IMPORTANT Only JVH induced draft models may be side wall vented per Section 3D without the addition of a properly sized and installed power venter JVS must be connect...

Page 11: ...form to nationally recognized standards see National Building Code or ANSI NFPA 211 4 The boiler must not be connected to a fireplace wood stove or other solid fuel burning equipment 5 When the boiler and a hot water heater are to be connected to the same chimney they must have their own vent connector and enter the chimney at least 6 152mm apart IMPORTANT NOTE Always provide a minimum clearance o...

Page 12: ...uct High Temperature RTV Dow Corning Trade Mate 2 51mm wide Aluminum foil tape adhesively backed Venture Product 3243 2 51mm wide Aluminum foil tape adhesively backed 3M Product 433 Vent Sealing Materials Materials Vent Length In U S A UL type 304 316 or 294 C stainless steel or equal 26 gauge minimum In Canada Use BH Type vent material certified to ULD S636 Class I more than 135 C but not more th...

Page 13: ...ually inspect the venting system for proper size and horizontal pitch and determine there is no blockage or restriction leakage corrosion or other deficiencies which could cause an unsafe condition SECTION 4 Gas Connections 4A Gas Supply and Piping WARNING The Brute Mini JVS and JVH boilers are designed for use with either natural gas or LP gas Check the rating plate to be sure that the boiler is ...

Page 14: ...ures are not followed Attention Vous endommagerez la soupape de gaz si vous ne respectez pas les procédures suivantes 3 Use the figures in Table 6 to size the gas inlet piping from the gas meter to the heater Check all local codes for compliance before installing the heater Boiler Size Distance From Gas Meter 50 75 100 125 160 225 Pipe Size 0 50 0 15m 1 2 3 4 3 4 3 4 1 1 50 100 15 30m 3 4 3 4 3 4 ...

Page 15: ...ing of the boiler 6 Disconnect the boiler and its individual shutoff valve from the gas supply system during pressure testing of the system at pressures higher than 1 2 pounds per square inch psi 3 45 kilopascals kPa If the test pressure is equal to or less than 1 2 psi 3 45 kPa close the manual shutoff valve on the heater during the piping pressure test 7 If the gas supply pressure is less than r...

Page 16: ... System Primary Secondary Multi Zone Valve System Low Temperature Installation JV JV JV JV JV JV Primary Secondary Multi Zone Valve System KEY PUMP CHECK VALVE VALVE ZONE VALVE UNION AUTO AIR BLEEDER Figure 10 Typical Plumbing Installations Multi Zone Valve System Single Circuit System ...

Page 17: ... and snow melt systems 5C Adjusting the bypass Refer to Figure 11 Provide a means of measuring temperature on the inlet pipe to the boiler such as using a strap on or infrared thermometer Starting with both balancing valves fully open start the boiler Adjust the balancing valve on the return to the system slowly to provide 120 F 44 C water at the inlet to the boiler leaving the bypass balancing va...

Page 18: ... pipe Acirculator and or primary secondary piping are required Consult factory 1 Chart is based on 30 F 17 C maximum temperature rise 2 Calculations are based on Type L copper tubing with one zone valve and eight elbows 3 Typical circulating pumps 1 25 HP Taco 007 B G LR 20 or SLC 25 Grundfos UP15 42F or equivalent 1 12 HP B G LR 12 Grundfos UP26 42F or equivalent 1 6 HP B G series HV Grundfos UP4...

Page 19: ...g Valve Pump From System To System Tempering Valve with System Loop and Boiler Loop Pump JV Pump Isolation Valve Isolation Valve Tempering Valve Pump From System To System Primary Secondary System Loop with Tempering Valve and Pump with Boiler Loop with Tempering Valve and Pump JV Pump Isolation Valve Isolation Valve Tempering Valve Pump Tempering Valve Isolation Valve Isolation Valve Pump Pump JV...

Page 20: ...Figures 14A and 14B Remove the wire nut from the two sets of wires and connect the hot lead from the 115V power supply and the neutral lead to the white wires 4 Attach the leads from the wall thermostat to the terminal strip located on the left side of the control box 5 Check the boiler wiring and pump for correct voltage frequency and phase If the pump circuit is other than 115V be sure there is ...

Page 21: ...DAMPER JUMPER PLUG DO NOT REMOVE JUMPER UNLESS VENT DAMPER IS TO BE INSTALLED LA CHAUDIÈRE NE FONCTIONNERA PAS SANS LE VOLET MOTORISÉ AUTOMATIQUE LE F AISCEAU DE CÂBLES DU VOLET MOTORISÉ DOIT ÊTRE INSÉRÉ DANS LA PRISE DU VOLET MOTORISÉ AU CANADA CERTAINS APPAREILS SONT MUNIS D UN CAVAL IER DE VOLET MOTORISÉ NE PAS RETIR ER LE CAVALLIER À MOINS Q UE LE VOLET MOTORISÉ NE SOIT INST ALLÉ NOTE 1 4 PIN ...

Page 22: ...SE DU VOLET MOTORISÉ AU CANADA CERTAINS APPAREILS SONT MUNIS D UN CAVAL IER DE VOLET MOTORISÉ NE PAS RETIR ER LE CAVALLIER À MOINS Q UE LE VOLET MOTORISÉ NE SOIT INST ALLÉ BK BLACK BK NOIR W WHITE W BLANC R RED R ROUGE Y YELLOW Y JAUNE BL BLUE BL BLEU BR BROWN BR BRUN O ORANGE O ORANGE P PURPLE P MAUVE G GREEN G VERT Pilot Burner with Spark Electrode Sensor Veilleuse À Capteur D Électrode À Étince...

Page 23: ...ROL FAN PROVING ROLLOUT SW GAS VALVE R 2 4 GND R BL R N JVH BK TEMP CONTROL BOILER PUMP TRANSFORMER 110V 110 VAC FUSE 1 BR INDUCER FAN TEMP CONTROL CONTROL RLY CONTROL RLY 24V 3 1 TEMP CONTROL HI LIMIT GAS VALVE 4 Figure 15B JVS Ladder Diagram Figure 15A JVH Ladder Diagram Figure 16 Main Burner Pilot Flame Pattern 0 50 13 JVH PILOT JVS PILOT 1 25 32 0 16 4 0 50 13 0 10 TO 0 35 3 to 9 1 25 32 MAIN ...

Page 24: ...Bradford White Corp Page 24 COM HEAT Figure 17 Multiple Zone Wiring Wiring with Taco Zone Valves Wiring with Honeywell Zone Valves Wiring with Multiple Zone Pumps COM HEAT COM HEAT ...

Page 25: ...rcuit 4 Open all valves after all circuits have been purged 5 Run the system circulating pump for a minimum of 30 minutes with the boiler shut off 6 Open all strainers in the system and check for debris 7 Recheck all air vents as described in Step 3 8 Inspect the liquid level in the expansion tank with the system full of water and under normal operating pressure to ensure proper water level in the...

Page 26: ...ctions that are applicable to the type of ignition system installed on the boiler 3 The pilot and main burners will automatically ignite when there is a call for heat 8B Sequence of Operation 1 Wall thermostat will call for heat 2 Pump relay will turn on the circulating pump 3 If water temperature is below the limit setting the inducer motor relay will turn on the draft inducer JVH 4 Pressure swit...

Page 27: ...Brute Mini JV Page 27 8C Operating Instructions Brute Mini JVH ...

Page 28: ...Bradford White Corp Page 28 8D Operating Instructions Brute Mini JVS ...

Page 29: ...hile the control is exercising the pump all LEDs will turn off and the power LED will flash for 10 seconds Staging where applicable factory setting Dip 1 is used to select the number of stages 2 Stage Off Single Stage On Note Use of 2 Stage operation may reduce efficiency For 2 stage operation the first stage is cycled on Proportional error and the second stage is cycled based on PI according to a...

Page 30: ... for HEAT and the control is in WWSD the HEAT call will be ignored When there is a call for DHW and the control is in WWSD the DHW call will be satisfied WWSD LED turns on when control detects WWSD Summary of Dip Switch Settings 1 Two Stage Off Single Stage On Note Efficiency may be reduced with 2 stage operation 2 Off Outdoor Reset On Note Outdoor Reset is required for residential operation 3 WWS...

Page 31: ...be drained 10 The gas and electric controls on the boiler are engineered for long life and dependable operation but the safety of the equipment depends on their proper functioning It is strongly recommended that the basic items listed below be inspected by a qualified service technician every year a Water temperature controls b Pilot safety system c Automatic gas valves d Fan proving switch e Indu...

Page 32: ...oving switch If voltage is present skip to step 8 If voltage isn t present connections or the draft inducer motor could be defective 7 Verify the voltage across the roll out safety switch 8 If it is determined that there is voltage to the gas valve the pilot is lit and the pilot sensor is properly positioned and the thermostat is set high enough to call for heat the gas valve or the pilot assembly...

Page 33: ... Boiler pounding or knocking Too low water flow through boiler Check temperature rise between inlet and outlet boiler piping 15 F 8 C to 25 F 14 C temperature rise is recommended If temperature rise is over 25 F 14 C increase pipe size or pump capacity or locate obstruction Check for stuck closed zone valves Check for zone pumps not operating Check for closed valve in system 8 Boiler condensing Lo...

Page 34: ... UNPLUG IGNITER MEASURE VOLTAGE AT TWO BOTTOM TERMINAL OF SV9501 SV9601 24 VAC NOMINAL YES YES YES YES YES NO NO NO YES NO NO NO Troubleshooting Honeywell SV9501 SV9601 Hot Surface Pilot System JVH only REPLACE IGNITER REPLACE SV9501 SV9601 MEASURE VOLTAGE TO SV9501 SV9601 VOLTAGE MUST BE AT LEAST 19 5 VAC REPLACE IGNITER REPLACE IGNITER SENSOR AND RETAIN RESTART TROUBLE SHOOTING SEQUENCE DOES MAI...

Page 35: ...r drained from the system Primary Secondary Piping Two or more interconnecting circulating loops each with its own pump Primary System Circuit Secondary Boiler Circuit Reverse Return Piping Balanced equal flow first in last out piping Utilized with multiple boilers and or radiation Applied with single system pumps or primary secondary pump System Purge Valve A device used to purge air from the cir...

Page 36: ...00 Outdoor Sensor not shown E2347400 E2347400 E2347400 E2347400 E2347400 E2347400 Water System 14 Heat Exchanger R0402007 R0402008 R0402009 R0402010 R0402011 R0402012 15 Gauge Temperature Pressure A2000400 A2000400 A2000400 A2000400 A2000400 A2000400 16 Gauge Temperature 2400 392 2400 392 2400 392 2400 392 2400 392 2400 392 17 Valve Pressure Relief 30 PSI R0061400 R0061400 R0061400 R0061400 R00614...

Page 37: ... Page 31 ITEMS14 39 AND INSULA TION NOT SHOWN left side right side Figure 19A JVH Parts Identification 25 26 22 25 16 15 27 35 33 38 32 32 17 14 19 20 34 3 28 1 2 6 5 9 23 24 37 36 29 10 31 18A 18B 4 11 7 30 12 21 13 8 ...

Page 38: ...400 E2347400 E2347400 E2347400 E2347400 Water System 11 Heat Exchanger R0402001 R0402002 R0402003 R0402004 R0402005 R0402006 12 Pressure Relief Valve 30PSI R0061400 R0061400 R0061400 R0061400 R0061400 R0061400 13A Well Immersion 1 2 NPT E0025902 E0025902 E0025902 E0025902 E0025902 E0025902 13B Well Immersion 3 4 NPT E2345700 E2345700 E2345700 E2345700 E2345700 E2345700 14 Drain Valve 1 2 NPT not s...

Page 39: ...Page 39 Brute Mini JVS on left side Figure 19B JVS Parts Identification 19 17 18 20 7 8 5 22 23 2 24 26 13A 13B 3 1 4 29 14 11 12 25 28 26 21 16 15 9 6 27 ...

Page 40: ...dford White Corp Page 40 H2359000B Ambler PA 19002 Tech Service 800 334 3393 Service Parts 800 538 2020 www BradfordWhite com Warranty Service 800 531 2111 Litho in U S A Bradford White 1401 Document 1257B ...

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