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Rinnai Thermal Fuse Harness

431F-1420

Models: 431FA, 556FA

Status: In Stock

US$10.99

Description

Description

The Rinnai 431F-1420 is a genuine Thermal Fuse Harness for 431FA, 556FA. Thermal fuse and wiring harness that opens on overheat. Replace after it has tripped and after the cause is corrected.

This is an OEM Rinnai part, so it fits and performs the way the original did. Confirm your model before ordering; the model is on the rating label on the unit. If you are not sure which part you need, Rural Energy support can check it against your model and serial number.

Rural Energy is a Rinnai distributor and keeps Rinnai direct vent wall furnace parts in stock for fast shipping to dealers, contractors, and homeowners.

Features

Features

GENUINE RINNAI PART
Factory part made to the original specification.

  • Fits 431FA, 556FA
  • Exact replacement, no modification needed
  • Same materials and fit as the part installed at the factory

IN STOCK AT RURAL ENERGY
Rural Energy keeps Rinnai parts on the shelf and ships them fast.

  • Ships quickly to dealers, contractors, and homeowners
  • Technical help from Rural Energy support staff if you need to confirm fitment
  • Part of the full Rinnai parts and venting line we carry

Specifications

Specifications

Part Number: 431F-1420
Brand: Rinnai
Part Type: Thermal Fuse Harness
Fits Models: 431FA, 556FA
Category: Direct vent wall furnace part
Genuine OEM: Yes

Support

Support

Product FAQ

Q. WHAT IS THE RINNAI 431F-1420 THERMAL FUSE HARNESS USED FOR?

A. It is a replacement wire harness connecting the thermal fuse in Rinnai 431FA and 556FA direct-vent heaters.

Q. WHAT RINNAI MODELS IS THIS HARNESS COMPATIBLE WITH?

A. It fits Rinnai 431FA and 556FA heaters. Confirm your model and serial number on the rating plate before ordering.

Q. CAN I INSTALL THIS HARNESS MYSELF?

A. Because it involves burner and control wiring, we recommend installation by a qualified HVAC technician or Rinnai-authorized service provider.

Q. WHAT DOES THIS PART INCLUDE?

A. It includes the wire harness assembly only; no additional hardware is included.

Q. WHY WOULD I NEED TO REPLACE THIS HARNESS?

A. A worn or damaged harness can cause the thermal fuse safety circuit to fail, leading to lockout or no-heat conditions.

Q. DOES THIS PART COME WITH A WARRANTY?

A. Yes, replacement parts are covered under the manufacturer's standard parts warranty. Contact Rural Energy with questions about your order.

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