P5: Operating thermostat for electrical cartridge

+The sanitary water temperature may be adjusted between 0 - 65°C. The electric cartridge solely heats the top half of the container, while the heat pump still heats the lower half of the container.

Factory setting: 50°C

Display indication

It is possible to view various temperatures in the display, by pressing the arrows until the required temperature has been shown.

After app. 5 seconds, the temperature is shown. The temperature is shown for app. 30 seconds until the display returns to standard. Following tem- peratures may be shown:

T4: Extra sensor for free use or forced operating input

T5: Pre cooling surface

T6: Cooling surface

T7: Domestic water top

T8: Domestic water bottom

T9: Extra sensor

1.2Altering of the operation data

Usually, the display shows the water temperature.

Press (arrow up) and (arrow down) simultaneously for app. 10 seconds in order to enter the operating menu. To show the chosen value press The display will

now show the first point E0 in the operating menu. The operating menu will close and return to the main menu if a button has not been pressed for 15 sec.

If you wish to scroll through the operating menu, it may be done by pressing (arrow up) or (arrow down). The value of a point is shown when pressing (temp button). The value may be changed with the (arrow up) or (arrow down) while simultaneously pressing (temp button). The control will return to standard indica- tion if no buttons have been pressed for app. 15 seconds.

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A.O. Smith 290 service manual
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290 specifications

The A.O. Smith 290 is a prominent water heater designed to elevate the standards of residential and commercial hot water solutions. This product exemplifies A.O. Smith's commitment to innovation, efficiency, and durability in the water heating industry.

One of the key features of the A.O. Smith 290 is its impressive energy efficiency. Equipped with advanced insulation technology, the unit minimizes heat loss, thus reducing energy consumption and lowering utility bills. This energy-efficient design makes it an environmentally friendly choice for users looking to cut down on their carbon footprint while enjoying reliable hot water.

The A.O. Smith 290 operates using either natural gas or propane, offering versatility depending on the user's preference or availability of resources. Its robust heating system allows for quick recovery rates, ensuring that households or businesses have an ample supply of hot water, even during peak usage times. This capability is particularly beneficial for larger families or establishments requiring significant amounts of heated water for various applications.

Durability is another distinguishing characteristic of the A.O. Smith 290. Built with high-quality materials, this water heater is subjected to extensive testing to ensure it can withstand the rigors of daily use. The unit features a corrosion-resistant tank that prolongs its lifespan and reduces the likelihood of leaks, providing peace of mind to users who demand reliability from their appliances.

Furthermore, the A.O. Smith 290 integrates cutting-edge technology for enhanced usability. It comes equipped with a user-friendly digital thermostat that allows for precise temperature control, enabling users to set their desired water temperature while ensuring safety. In addition, safety features such as a pressure relief valve and thermal shutdown provide added protection for both users and the system itself.

The compact design of the A.O. Smith 290 allows for easy installation in various spaces, making it a versatile option for different settings. Whether installed in a crawl space, utility room, or closet, it efficiently delivers consistent hot water without taking up excessive space.

In conclusion, the A.O. Smith 290 stands out in the market for its energy efficiency, versatility, durability, and advanced technology. It represents a smart investment for anyone in need of reliable hot water, combining performance and efficiency while ensuring user safety and convenience. With its user-centric features, it is suited to meet the demands of modern living, making it a preferred choice among homeowners and businesses alike.
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