A.O. Smith 186589-004, GDVT-50, GDV-50, GDV-75, GDV-40 Drain Valve Washer Replacement

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Before removing the anode: 1) the tank water should be cool, 2) the cold water shut off valve must be closed, and 3) water pres- sure must be relieved by opening a nearby faucet.

DRAIN VALVE WASHER REPLACEMENT

(See Figure 29)

1.Turn “OFF” gas supply to water heater.

2.Follow “Draining” instructions.

3.Turning counterclockwise (), remove the hex cap below the screw handle.

4.Remove the washer and put the new one in place.

5.Screw the handle and cap assembly back into the drain valve and retighten using a wrench. DO NOT OVER TIGHT- EN.

6.Follow instructions in the “Filling The Water Heater” section.

7.Check for leaks.

8.Follow the lighting instructions in the “Lighting” section to restart the water heater.

FIGURE 29

Image 24

Contents Residential GAS Water Heaters Safe INSTALLATION, USE and Service Important DefinitionsGeneral Safety Table of Contents IntroductionTypical Installation GET to Know Your Water Heater Replacement PartsMixing Valve Usage Hotter Water can ScaldLocating the NEW Water Heater Facts to Consider about the LocationInsulation Blankets Ventilation for Appliances Located in Confined SpacesVent Termination Installing the NEW Water Heater Required AbilityInspect Shipment GeneralTEMPERATURE-PRESSURE Relief Valve Valve and Pipe Insulation if SuppliedWater Potable Heating and Space Heating Closed Water SystemGAS Piping GAS Piping with Flexible Connector High Altitude Installations Sediment Traps Filling the Water HeaterVenting Combustion AIR and Ventilation Vent Terminal ClearancesDV Termination Safety Cover Vent ConnectionsLocating Clearance Hole for Vent High Rise Vent ArrangementVent Assembly Securing Vent Termination Assembly to the Exterior WallStandard Vent Arrangement Uncompressing the Corrugated TubingOffset Vent Arrangement Figure a Temperature Regulation Temperature RegulationFor Your Information External DamageStart UP Conditions Operational ConditionsAIR in HOT Water Faucets Maintenance Venting System InspectionPilot and Main Burner Temperature & Pressure Relief Valve Anode ROD MaintenanceDraining Cathodic Protection AnodeDrain Valve Washer Replacement Service Leakage CheckpointsTroubleshooting Guidelines Problem Possible Causes CorrectionSlow HOT Water Recov ERYDrip from Relief Valve Thermostat Fails toPage Series Tank Parts XCV, XCVL, XCVH, XVRXCVT, Xcvx Conditions and ExceptionsService and Labor Responsibility Claim ProcedureInstallation Information Limitation on Implied WarrantiesTennessee Waltz Parkway Ashland CITY, TN

186589-004, GDVT-50, GDV-75, GDV-40, GDV-50 specifications

A.O. Smith is a recognized name in the water heating industry, known for its reliable and efficient water heaters. Among its notable products are the GDV-50, GDV-40, GDV-75, GDVT-50, and 186589-004 models. These water heaters offer enhanced performance, energy efficiency, and modern technologies suited for residential and commercial applications.

The GDV series includes the GDV-50, GDV-40, and GDV-75 models, which feature a robust design typically made from high-quality materials to ensure longevity. These units come equipped with advanced insulation, which minimizes heat loss and increases efficiency, making them excellent choices for households with varying hot water needs.

The GDV-50 model boasts a tank capacity of 50 gallons, making it suitable for medium to large households. It features a powerful heating element that heats water quickly, providing ample hot water for daily use. Meanwhile, the GDV-40 is designed for smaller households with a 40-gallon capacity. This model strikes a balance between size and efficiency, catering to lighter hot water demands while maintaining excellent performance.

For larger households, the GDV-75 provides a 75-gallon capacity, ensuring that even the most demanding hot water applications can be met with ease. This model is particularly ideal for families that require hot water in large quantities or at peak times.

The GDVT-50 is a versatile model that features advanced technology, such as an integrated digital display that allows users to monitor and adjust settings easily. This offers greater control over temperature settings and energy usage, making it not only convenient but also more energy-efficient.

The A.O. Smith 186589-004 is an accessory designed for specific model enhancements that improve overall performance and safety. It may include additional safety features, such as high-temperature limit switches and automatic shut-off mechanisms that provide peace of mind for users.

All these models are equipped with A.O. Smith’s innovative technologies, including advanced thermostat controls and durable components designed to withstand frequent use. They typically come with generous warranties, underscoring the manufacturer's commitment to quality and customer satisfaction.

In summary, A.O. Smith water heaters, particularly the GDV-50, GDV-40, GDV-75, GDVT-50, and 186589-004, are built for efficiency, reliability, and performance. With various capacities and the latest technologies, they cater to the diverse needs of homeowners and businesses, ensuring that hot water is always available when needed.