Flame failure – Flame rod

 

 

 

 

 

Over heat – Bi-metal switch, thermal fuse, thermistor

Safety Devices

 

 

 

Power failure – PCB

 

 

 

Power surge – 3 Amp. fuse

 

 

 

 

 

Fan delay – Micro computer timer

 

 

 

 

 

Pre-purge – Combustion fan, pre-purge timer, spark sensor

 

 

 

 

 

Room over heat – Automatic cut off at 104°F after 10 minutes

 

 

 

 

 

 

 

 

 

 

Noise Level Range

 

 

 

HI

LOW 38

32dB(A)

 

 

 

 

 

 

 

 

 

 

 

Combustion Method

 

Forced combustion

TYPE

 

 

 

 

 

 

 

Air Supply Exhaust

 

Closed Type

 

 

 

 

 

 

 

 

 

 

 

Radiation Method

 

Forced convection

 

 

 

 

 

 

 

 

 

 

 

 

Wall Penetration

 

(80mm) 3 1/8"

AIR SUPPLY/

 

Hole

 

 

 

 

 

 

 

 

 

 

EXHAUST PIPE

 

Max. Extended

 

(4m, 2 bends) 13ft., 2 bends

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SPECIFICATIONS FOR VENT SIZES

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S

 

3"

4 1/2"

 

 

Thin Walls Mobile Home

 

 

(75

115)mm

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A

 

4 1/2"

9 1/2"

 

 

Wood Walls

 

 

(115

240 )mm

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

B

 

9 1/2"

 

15 3/4"

 

 

Wood/Brick

 

 

(240

400 )mm

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C

 

15 3/4"

23 5/8"

 

 

Brick/Block

 

 

(400

600 )mm

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

D

 

23 5/8"

31 1/2"

 

 

Special

 

 

(600

800 )mm

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

**BTU - Efficiency increase with vent size. Clearances from combustibles see pages 3 and 19.

**Thermal efficiency rating determined under continuous operating conditions, and was determined independently of any installed system.

– 7 –

Page 9
Image 9
Rinnai RHFE-431FA installation manual AIR Supply

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.