S U F S E R V I C E H A N D B O O K

O P E R A T I O N

CONTROLS

NORMAL INDICATIONS / READINGS / SETTINGS

During Call for Heat

• On/Off switch in the “on” position

DISPLAY PANEL (CONTROL PANEL)

Water Temperature F° — current average tank water temperature displayed

120 VAC LED light on

24 VAC LED light on

High Limit/Vent Switch LED light on

Blower (while blower is running) LED light on

Air Pressure Switch (while blower is running) LED light on

Control Status LED light on

Gas Valve (during ignition period and heating cycle) LED light on

The water temperature inside the tank must be below the current temperature setting to activate a call for heat. Pressing the Set/Reset button approximately 4 – 6 seconds after powering up the water heater will reveal the current temperature setting. See the instructions below for how to view or change temperature settings.

Technical Training Department

16

State Water Heaters

STC-077

Ashland City, Tennessee © 2004

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State Industries STC-077 dimensions Controls, Normal Indications / Readings / Settings, During Call for Heat

STC-077 specifications

The State Industries STC-077 is a notable addition to the realm of high-efficiency water heaters, exemplifying advanced engineering and innovative design. The STC-077 is particularly recognized for its exceptional performance and energy-saving capabilities, making it an ideal solution for both residential and commercial applications.

One of the standout features of the STC-077 is its impressive energy efficiency rating. Utilizing state-of-the-art technology, this water heater operates with a high energy factor (EF) that significantly reduces operating costs compared to traditional water heating systems. This is especially beneficial in today's climate of rising energy costs and increased environmental awareness.

The STC-077 employs a robust stainless-steel tank construction that not only provides durability but also mitigates the risk of corrosion, ensuring longevity and reliability. This innovative design approach helps extend the product's lifespan while maintaining consistent performance throughout its use. Coupled with superior insulation, users can expect minimal heat loss and enhanced energy efficiency, making it a sustainable choice for consumers.

The unit is equipped with advanced controls that provide precise temperature regulation. This feature improves user experience and safety, allowing for customization to meet individual needs. Additionally, the STC-077’s intuitive digital display makes monitoring and adjusting settings straightforward, providing convenience and ease of use.

In terms of capacity, the STC-077 offers versatility with options suitable for various household sizes and demands. Whether for a small apartment or a busy commercial establishment, its modular design allows for seamless integration into existing systems while providing adequate hot water supply.

Furthermore, the STC-077 incorporates innovative technologies aimed at reducing maintenance needs. With easy access for servicing and built-in diagnostics, users can monitor performance proactively, ensuring the unit operates at optimal efficiency.

Overall, the State Industries STC-077 shines as a forward-thinking water heater. Its combination of high energy efficiency, durable construction, advanced technology, and user-friendly features make it a comprehensive solution for those seeking reliable hot water with minimal environmental impact. Whether for homeowners looking to lower energy bills or businesses seeking dependable performance, the STC-077 stands out as a premier choice in water heating solutions.