Before the Cold Season Begins

■Check the air supply/exhaust connection.

●Before using this heater, inspect the air supply/exhaust connection to make sure the pipe is not disconnected or bent.

■Check the main unit and the air supply/exhaust.

●Make sure there is no combustible or flammable material near the main unit or the air supply/exhaust.

CAUTION:

If you find a problem with the air supply/exhaust do not use the unit. Contact your dealer or the nearest Rinnai office.

CHILD SAFETY LOCK

The child safety lock feature prevents accidents due to tampering by small children.

■ Press the “Child Safety Lock” button.

The “Child Safety Lock” lamp comes on and the lock engages.

■ Cancelling the child safety lock.

Press the child safety lock button again and hold for two (2) seconds.

Note:

If the child safety lock is engaged while the unit is operating, all operations by switches and buttons will be disabled except turning the unit off.

If the child safety lock is engaged while the unit is off, all operation will be disabled. When you turn the unit on and the child safety lock is engaged you must cancel the child safety lock before preceding.

AIR FLOW CONTROL:

■The direction of air flow may be changed to the left or right.

Use a screwdriver or a similar object to change the direction of the vertical louver.

CAUTION:

●Do not adjust repeatedly (more than 56 times), as it may cause the louver to break.

● The horizontal louver (which determines the vertical air flow direction) is fixed and cannot be adjusted.

● Do not adjust the air flow direction while warm air is flowing, as it may cause burn injury.

Sensible Temperature Control:

The sensible temperature control feature enables comfortable heating which matches the conditions in the room.

•Based on the information collected by the room temperature thermistor when the heating starts, the heating capacity is automatically adjusted to achieve a comfortable heating effect and to reach the set room temperature quickly.

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Rinnai RHFE-431FA Before the Cold Season Begins, Child Safety Lock, AIR Flow Control, Sensible Temperature Control
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RHFE-431FA specifications

The Rinnai RHFE-431FA is an advanced heating appliance designed to provide efficient warmth and comfort in residential spaces. With its sleek design and powerful performance, this model is a top choice for energy-conscious consumers seeking both functionality and aesthetics.

One of the standout features of the RHFE-431FA is its high heating efficiency, which helps reduce energy costs while ensuring a consistent and comfortable indoor climate. It operates using advanced gas technology, providing instant heat without the need for a cumbersome heating system. This unit is capable of delivering up to 4.2 kW of heating power, making it suitable for a variety of room sizes.

The unit's compact size and wall-mounted design allow for flexible installation options, blending seamlessly into any decor. The stylish front panel adds a modern touch while maintaining an unobtrusive presence. Additionally, the RHFE-431FA is available in multiple color options, ensuring that homeowners can choose a finish that best matches their interior design.

Equipped with Rinnai's advanced convection heating technology, the RHFE-431FA generates warmth that rises and circulates throughout the room efficiently. This method ensures that the heat is evenly distributed, eliminating cold spots and providing a comfortable living environment. The built-in fan helps to expedite heat distribution, making the unit effective in both small and larger areas.

The intelligent control system of the RHFE-431FA includes a user-friendly digital display, allowing for easy temperature adjustments and operational settings. The unit can be programmed to maintain specific temperatures, promoting energy savings when the space is unoccupied. Additionally, the unit features a child lock mechanism for added safety, making it an excellent choice for families.

Rinnai places a strong emphasis on safety, and the RHFE-431FA is no exception. This model is designed with multiple safety features, including an automatic shut-off function, ensuring peace of mind for users. Its silent operation also makes it a perfect addition to bedrooms or quiet spaces.

In summary, the Rinnai RHFE-431FA is a versatile and efficient heating solution that combines modern design, advanced technology, and safety features. Whether for a cozy family room, a bedroom, or any other space, this model promises to deliver comfort and warmth while being mindful of energy consumption.
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