Bradford-White Corp PE2XR504T*F(BN,SX), PE4503*F(BN,SX), PE440T*F(BN,SX), PE4403S*F(BN,SX)

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WARNING

If the information in these instructions is not followed exactly, a fire or explosion may result causing property damage, personal injury, or death.

What to do if you smell gas:

ξDo not try to light any appliance

ξDo not touch any electrical switch; do not use any phone in your building

ξImmediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions.

ξIf you cannot reach your gas supplier, call the fire department.

Installation and service must be performed by a qualified installer, service agency, or the gas supplier.

FAILURE TO INSTALL AND MAINTAIN A NEW, LISTED 3/4” X 3/4” TEMPERATURE AND PRESSURE RELIEF VALVE WILL RELEASE THE MANUFACTURER FROM ANY CLAIM THAT MIGHT RESULT FROM EXCESSIVE TEMPERATURE AND PRESSURES.

CAUTION

Incorrect operation of this water heater may create a hazard to life and property and will nullify the warranty.

If sweat fittings are to be used, DO NOT apply heat to the nipples on top of the water heater. Sweat the tubing to the adapter before fitting the adapter to the water connections. It is imperative that heat is not applied to the nipples containing a plastic liner.

Turn off or disconnect the electrical power supply to the water heater before servicing. Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation. Verify proper operation after servicing.

NOTICE

Before proceeding, please inspect the water heater and its components for possible damage. DO NOT install any water heater with damaged components. If damage is evident, then please contact the supplier where the water heater was purchased or the manufacturer listed on the rating plate for replacement parts.

DANGER

Do not store or use gasoline or other flammable, combustible, or corrosive vapors and liquids in the vicinity of this or any other appliance.

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Contents Service Manual Table of Contents Page Page Introduction Bradford White Defender Safety SystemHow to Use this Manual How to Use this ManualSpecifications SpecificationsControl Timings Relay Energized Power Up SequenceSequence of Operation Normal Heating SequenceNormal Heating Sequence cont’d Abnormal Operation cont’d Temperature Sensor Fault Safety Circuit FaultTrial for Ignition Fault Abnormal Operation cont’d Flame Sensing Fault LED Status Control Status Probable Cause Service Procedure TroubleshootingTroubleshooting Gas Valve / Control Model LED Status Accessory Module Probable Cause Burner Maintenance Burner Cleaning ProcedureBurner Inspection Unscrew the burner from the main burner orifice Pilot Inspection, Testing, and Replacement Burner Cleaning Procedure cont’dPilot Inspection, Testing, and Replacement cont’d Pilot MaintenanceThermal Well Testing Thermal Well Testing Thermal Well Testing cont’dDetermine Water Temperature Inside Tank Determine Tank Temperature Determine Water Temperature Inside Tank cont’dSensor Resistance at Various Temperatures Gas Control & Thermal Well Removal From Water Heater Component DisassemblyGas Control Removal From Thermal Well Gas Control RemovalGas Control Removal From Thermal Well cont’d Gas Control Assembly to the Thermal WellGas Control Assembly Gas Control Assembly to the Thermal Well cont’dFlammable Vapor Sensor Testing VAC Circuit Trace Flammable Vapor Sensor TestingFlammable Vapor Sensor Testing cont’d Relay ReplacementRelay Replacement cont’d Relay ReplacementCommon Terms Common TermsPart Name and Description Parts ListParts@bradfordwhite.com Techserv@bradfordwhite.com

PE4403S*F(BN,SX), PE440T*F(BN,SX), PE4503*F(BN,SX), PE2XR504T*F(BN,SX) specifications

Bradford-White Corporation is a renowned manufacturer of water heating and storage products, well-regarded for its commitment to quality and innovation. Among its diverse product lineup, the PE2XR504T*F(BN,SX), PE4503*F(BN,SX), PE440T*F(BN,SX), and PE4403S*F(BN,SX) models stand out for their technology, efficiency, and performance. These commercial electric water heaters are designed for demanding applications, making them ideal for various settings, including restaurants, hotels, and industrial facilities.

One of the most notable features across these models is the use of advanced heating elements, which are engineered to provide rapid recovery and consistent hot water temperatures. This capability ensures that businesses can rely on a continuous supply of hot water, particularly during peak demand periods. The tanks are constructed with high-quality materials that guarantee durability and longevity, reducing the need for frequent replacements.

Another key feature is the digital temperature control system, which allows users to easily set and maintain the desired water temperature with precision. This technology not only enhances user convenience but also contributes to energy efficiency, allowing businesses to operate within sustainable parameters while minimizing energy costs. Additionally, certain models are equipped with Bradford-White’s patented Hydrojet® Total Performance System, which promotes superior tank cleaning and reduces sediment buildup, thereby improving efficiency and prolonging the life of the heater.

Safety is paramount in the design of these units. The incorporation of advanced safety features, including a self-resetting thermal cutoff and a high limit switch, helps protect against overheating. Furthermore, these models are built with a robust insulation system, which reduces heat loss and improves overall energy efficiency.

In terms of versatility, the PE2XR504T*F(BN,SX), PE4503*F(BN,SX), PE440T*F(BN,SX), and PE4403S*F(BN,SX) can be easily integrated into existing plumbing systems. They are available in various capacities and configurations, catering to a wide range of commercial needs. With their combination of cutting-edge technology, reliability, and safety features, these Bradford-White models are an excellent investment for any commercial establishment seeking efficient and dependable hot water solutions.
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