State Industries 0710 316888-002, GPH-90N Draining the Tank, Fault Indication and Error Codes

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•Disconnect electrical power to the water heater.

•Remove the pail of cleaning solution and replace it with a pail of clean water.

•Rinse the cleaning solution from the water heater as follows:

•Connect the electrical power to the water heater and run the heat engine.

•Allow the clean water to flow through the heat engine for 5 minutes.

•Disconnect electrical power to the water heater and circulating pump.

•Disconnect the hoses from the heat engine.

•Disconnect hoses and circulating pump, draining the cleaning solution into the pail.

•Reconnect the original hoses to the tank.

•Remove the in-line filter at the cold water inlet and clean out any residue. Assemble the filter back into the unit.

•Open the shutoff valves on both the hot water and cold water lines.

•Fill the tank with water.

•Connect the electrical power to the water heater.

•Restart water heater following lighting instructions.

DRAINING THE TANK

The water heater should be drained if being shut down during freezing temperatures. Also periodic draining and cleaning of sediment from the tank may be necessary.

1.Set the power switch to the “OFF” position.

2.OPEN a nearby hot water faucet and let the water run until it is no longer hot.

3.CLOSE the cold water inlet valve to the water heater.

4.Connect a hose to the drain valve and terminate to an adequate drain.

5.OPEN the water heater drain valve to allow for tank draining. NOTE: If the water heater is going to be shut down and drained for an extended period, the drain valve should be left open with hose connected allowing water to terminate to an adequate drain.

6.CLOSE the drain valve.

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

8.Follow the lighting instructions on the label or see “Lighting Instructions” in this manual to restart the water heater.

FAULT INDICATION AND ERROR CODES

A red fault LED (lighting a large red exclamation point) should be present on the display panel if a fault condition exists.

A history of the last 9 error codes along with the current error code is stored in memory and can be accessed via the maintenance mode. If the current error code is zero, “E00” shall be displayed (see Table 4).

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Contents Power Vent GAS Models AN Odorant is Added to the GAS Used By this Water HeaterTable of Contents Safe INSTALLATION, USE and Service Important DefinitionsGeneral Safety Can be triggered at any time Preparing for the Installation IntroductionPage GET to Know Your Water Heater GAS Models Replacement Parts and Deliming ProductsOperation Installation Considerations Rough in DimensionsDirectly BELOW. Keep Clear of ALL Obstructions Water Potable Heating All models are considered Water Piping Mixing Valve UsageSuggested Piping Arrangement For TOP Connections Hotter Water can ScaldFacts to Consider about Location Handle Installation Earthquake Zones Page Appliances in Unconfined Spaces Combustion AIR and VentilationAppliances in Confined Spaces ALL AIR from Outdoors See Figures 12, 13 Closed Water Systems Chemical Vapor CorrosionWater Piping Thermal ExpansionTEMPERATURE-PRESSURE Relief Valve Hard WaterValve and Pipe Insulation if supplied GAS Piping FLOODING/FREEZING High Altitude InstallationsGAS Line Purging Filling the Water HeaterVent Pipe Termination If using 2 inch vent pipePlanning the Vent System If using 3 inch vent pipe Condensate Installation of Vent SystemVent Terminal INSTALLATION, Sidewall Masonry Side WallsInstallation Sequence Sequence of InstallationsVent terminals supplied with heater must be used Installation of Vent SYSTEM, Sidewall Installation of Vertical Vent SystemInitial Preparation Vent Pipe PreparationSelection of Materials Step a Recommended BRUSH* Size for Primer Cement ApplicationsStep B Step F Power VentStep E Step G Connection to Vent PipeVent Hoods MAY be Extremely HOT During Operation Filling the Water Heater Electrical ConnectionsCalibration Operating Instructions Display PanelPage MCU For Your Safety Read Before Lighting Lighting InstructionsHeat Cycle Definitions State Description Temperature Regulation Unique Hybrid Features Temperature ProbesPage Temperature Regulation Start UP Conditions Constant Output Temperature ControlOperational Conditions Venting System Inspection MaintenanceHousekeeping Burner Operation and InspectionCleaning the Inlet Water Filter Anode ROD ReplacementTEMPERATURE-PRESSURE Relief Valve Operation MotorsCleaning the Heat Engine Flushing the Heat Exchanger Lime BUILD- UPFault Indication and Error Codes Draining the TankRemarks Diagnostic DisplayCode Display Example Format Fault Lockout Code Description Cause Remedy Type Displayed Fault Lockout Code Description Cause Remedy Type Displayed Fault Lockout Code Description Cause Remedy Type Displayed Troubleshooting HOT Water Turns Cold When the TAP is OpenedThere is no HOT Water or Stays ColdService Leakage CheckpointsParts Identification Item # Description AB C DEF NIP/DIP/TBO/HT Replacement Parts DescriptionKIT # Conditions and Exceptions Service and Labor ResponsibilityClaim Procedure Limitation on Implied WarrantiesPage

0710 316888-002, GPH-90N specifications

The State Industries GPH-90N,0710 316888-002 is a high-quality water heater designed to meet the demands of both residential and commercial applications. Renowned for its durability and efficiency, this model serves as an essential component for facilities requiring reliable hot water supply.

One of the standout features of the GPH-90N is its impressive heating capacity, which allows it to deliver hot water quickly and effectively. This model boasts a heating input of 90,000 BTU per hour, making it suitable for large households or commercial establishments. The unit is designed to maintain consistent water temperatures, ensuring that users have access to hot water whenever needed.

The GPH-90N is also equipped with advanced technologies that enhance its operational efficiency. It features a modulating gas burner that adjusts its output to match the flow rate of hot water demanded, thereby optimizing energy use and minimizing operating costs. This technology not only improves performance but also extends the lifespan of the water heater.

Durability is a key characteristic of the State Industries GPH-90N. The unit is crafted from high-quality materials, including a robust stainless steel tank that resists corrosion and ensures long-lasting performance. This corrosion-resistant design is particularly beneficial in areas with hard water, where mineral deposits can be a significant concern. Additionally, the tank is insulated with high-density foam, which helps to maintain heat and reduce standby heat loss.

A crucial aspect of the GPH-90N is its user-friendly features. The control panel is straightforward, allowing users to adjust settings with ease. The water heater is also designed for simple maintenance, ensuring that annual servicing can be carried out with minimal disruption.

Safety is paramount in the design of the GPH-90N. It includes multiple safety features, such as a pressure relief valve and a safety shut-off mechanism, which provide peace of mind for users. This ensures that the unit operates safely under varying conditions.

In conclusion, the State Industries GPH-90N,0710 316888-002 is a powerful and efficient water heater that combines advanced technology with durable construction. Its high heating capacity and user-friendly design make it a reliable choice for both residential and commercial applications, ensuring that hot water is always available when needed.
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