Bradford-White Corp M-2-50T6DS Service Procedure RE-VII, Anode Inspection and Replacement

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SERVICE PROCEDURE RE-VII

Dip Tube and Anode Inspection and

Replacement

Dip Tube Inspection and Replacement

WARNING

Heater components and stored water may be HOT when performing the following steps in

this procedure. Take necessary precaution to prevent personal injury.

Step 1. Turn power “OFF” to water heater.

Step 2. Turn off cold water supply to heater. Connect hose to drain spigot of water heater and route to an open drain. Open a nearby hot water faucet to vent heater for draining. Open drain spigot of water heater and allow heater to drain to a point below the inlet connection nipple.

Step 3. Close drain spigot and remove hose.

Step 4. Disconnect inlet nipple from plumbing system.

Step 5. With an appropriate wrench, remove inlet nipple/dip tube from the water heater. Use caution not to damage nipple threads.

Step 6. Visually Inspect inlet nipple/dip tube. Inlet nipple/dip tube should be free of cracks and any blockage. Hydro-jets located near the bottom of the dip tube should be open and free of any blockage. Anti-siphon hole located approximately 6" from the bottom of nipple, should be free of any blockage.

Any damage such as cracks, restriction due to deformation or unintentional holes are not field repairable and the inlet nipple/dip tube must be replaced.

Step 7. Upon completion of inspection or subsequent replacement, reinstall inlet nipple/dip tube into heater. Connect nipple to plumbing system, close spigot and remove drain hose, resume water supply and refill heater with water.

Step 8. To resume operation, BE SURE TANK IS FULL OF WATER and turn power “ON” to water heater.

Anode Inspection and Replacement

Step 1.

Turn power “OFF” to water heater.

Step 2.

Turn off cold water supply to heater. Connect hose to drain spigot of water heater and route to an open drain.

 

Open a nearby hot water faucet to vent heater for draining. Open drain spigot of water heater and allow

 

heater to drain to a point below the outlet connection nipple.

Step 3.

Close drain spigot and remove hose.

Step 4.

Disconnect outlet nipple from plumbing system.

Step 5.

With an appropriate wrench, remove outlet nipple/anode from the water heater. Use caution not to damage

 

nipple threads.

Step 6.

Visually Inspect outlet nipple/anode. Outlet nipple/anode should show signs of depletion, this is normal.

 

If depletion is ½ of the original anode diameter (original diameter approximately ¾”), replacement is

 

recommended. If any of the steel core of the anode is exposed, replacement is recommended.

Step 7.

Upon completion of inspection or subsequent replacement, reinstall outlet nipple/anode into heater. Connect

 

nipple to plumbing system, close spigot and remove drain hose, resume water supply and refill heater with

 

water.

Step 8.

To resume operation, BE SURE HEATER IS FULL OF WATER and turn power “ON” to water heater.

 

 

 

 

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Contents Troubleshooting Guide Instructions for Service Table of Contents RED Black General InformationWattage Limitations at Various Voltages Surface Mounted Thermostats Sequence of Operation- Single Element Operation Sequence of OperationNon-Simultaneous and Simultaneous Operation Circuit two Thermostat closed At terminal T4 At terminal T2 Thermostat open At terminal T2 From Off Peak Meter Troubleshooting Quick Step Plan to Hot Water Line Voltage & High Limit ECO Testing Service Procedure RE-IHeating Element Testing Service Procedure RE-IIWater In Tank Is Cold With Power on Service Procedure RE-IIIDouble Element, Non-Simultaneous, Single Phase Operation Be sure thermo stats are reset to their original Service Procedure RE-III Service Procedure RE-III Double Element, Simultaneous, Three Phase Operation Service Procedure RE-III Turn power on to water heater Set multi-meter to Volts AC Be sure thermo stats are reset to their original Service Procedure RE-IV Be sure thermostats are reset to Double Element, Simultaneous, Single Phase Operation Service Procedure RE-IV Tank Does Not Deliver Enough Hot Water Service Procedure RE-IV Service Procedure RE-IV Service Procedure RE-IV Thermostat Removal Service Procedure RE-VHeating Element Removal Anode Inspection and Replacement Service Procedure RE-VIIGeneric Parts List Page Page Page Parts@bradfordwhite.com Techserv@bradfordwhite.com

M-2-50T6DS specifications

Bradford-White Corp is renowned for its commitment to quality and innovation in water heating solutions, and the M-2-50T6DS model exemplifies this philosophy. Designed to meet the needs of both residential and light commercial applications, this 50-gallon gas water heater is engineered for efficiency, reliability, and ease of use.

One of the standout features of the M-2-50T6DS is its high recovery rate, which is achieved through a powerful atmospheric vent design that allows for quick heating of water. The heater’s 40,000 BTU per hour input ensures that there is always a sufficient supply of hot water available when needed. This makes the unit ideal for households with multiple bathrooms or for commercial settings where high hot water demand is common.

The Bradford-White M-2-50T6DS incorporates a state-of-the-art ignition system known as the Direct Spark Ignition (DSI). This technology provides a reliable start-up with minimal energy consumption, enhancing both safety and efficiency. The DSI system reduces the risk of pilot light outages and simplifies the ignition process, making it user-friendly.

In terms of construction, the M-2-50T6DS is built with a robust design featuring a glass-lined tank for superior corrosion resistance. This durable tank is insulated with CFC-free foam, ensuring optimal heat retention and minimizing energy loss. Coupled with the unit's Energy Factor rating, it reflects Bradford-White's dedication to energy efficiency, offering long-term savings on utility bills.

Another notable characteristic is the heater's integrated thermal expansion tank, which helps manage water pressure and reduces damage to your plumbing system, thereby enhancing the overall longevity of both the heater and your home’s plumbing infrastructure.

Safety is a priority with the M-2-50T6DS as well. The model is equipped with a dual-sensor thermostat that monitors the temperature and adjusts accordingly to prevent overheating. Additionally, it features a temperature and pressure relief valve for added safety, ensuring that the unit operates within safe parameters.

In summary, the Bradford-White M-2-50T6DS water heater epitomizes advanced engineering and high performance. With a focus on efficiency, reliability, and safety, this model is an excellent choice for anyone in need of a dependable source of hot water, demonstrating Bradford-White's unwavering commitment to quality in the water heating industry.