OPERATING INSTRUCTIONS

DISPLAY PANEL

STANDBY LED

TEMPERATURE

 

(GREEN)

UNITS-OF-MEASURE

STANDBY-ON/OFF

NUMERIC

UP (HOTTER)

BUTTON

DISPLAY

BUTTON

MODE

 

BUTTON

 

 

 

 

KEY LOCK

 

 

 

 

 

 

 

 

BURNER IN

 

 

 

MODE LEDs

 

(3)

OPERATION

 

 

 

 

 

 

 

DOWN (COLDER)

 

 

 

 

 

FAULT INDICATOR

BUTTON

FIGURE 33

Changing the Standby Status

When the Standby Button is pressed, the Status changes to normal operation and all the LEDs on the display will light up for a period of 1 second to verify operation. The button can toggle the status between Normal operation and Standby.

Key Lock

NOTE: This is a tamper resistant feature.

The Key Lock is considered “On” or “Off”:

•Key Lock is turned “On” after one minute without a key press by the user.

•Key Lock can then be turned “Off” for one minute by simultaneously pressing the “Up” Button and the “Down” Button for three seconds.

When the keys are locked, the Temperature Set-point cannot be increased and the Operating Mode cannot be changed. The set-point may be decreased while the keys are locked.

The On/Off Button is not affected by the Key Lock feature. All other buttons are “locked” when the Key Lock is “On”.

The “Key Lock” icon will be displayed if the water heater is either in the lock or unlock condition. The Icon is composed of 3 components, the base, a locked and an unlocked arc.

Operating Modes

Operating modes are:

Boost (for peak demand), Energy Saver and Vacation. Three LEDs are used to indicate the Operating Mode.

Vacation Mode:

Yellow LED

Energy Saver Mode:

Green LED

Boost Mode:

Orange LED

The Operating Modes have the following characteristics: Vacation mode:

•Fixed temperature setting of 90°F (32°C)

•Set-point Difference is 14°F (8°C)

•Tank Set-point Differential is 22°F (12°C)

Energy Saver mode:

•Temperature range from 100°F to 135°F (38°C to 57°C) in increments of 1°F or 1°C

•Set-point Difference is 14°F (8°C)

•Tank Set-point Differential is 14°F (8°C)

Boost mode:

•Temperature ranges from 140°F to 158°F (60°C to 70°C) in increments of 1°F or 1°C

•Set-point Difference is 14°F (8°C)

•Tank Set-point Differential is 9°F (5°C)

Switching between operating modes is done by pressing the “Mode” Button when the Key Lock is “Off”. When a mode is active, the corresponding LED is turned on. Pressing the “Mode” button will cycle between the three possible modes of operation.

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State Industries GPH-90N, 0710 316888-002 warranty Operating Instructions, Display Panel
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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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