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Bard HVAC 8402-114BX Thermal Cutoff This is typically caused by

SKU 89207436282 4.7
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Lab notes

Soft-blob field with ribbon-tape seals — cool ice-lab sheet for description and returns.

Description

This is typically caused by a failing thermocouple that can no longer generate the 25û30 millivolts required to hold the pilot valve open

scale buildup

ensuring the correct millivolt output and terminal fit for HVAC gas valves

it triggers a shutdown if flue gases are not drafting correctly or if a heat exchanger failure occurs

While replacement of an existing 212°F link is a standard field procedure

Bard HVAC 8402-114BX Thermal Cutoff This is typically caused byThe Bard HVAC 8402 114BX is a critical safety component designed for precise over temperature protection in wall mount air conditioning and heating systems. As a veteran grade OEM replacement part, this 93C thermal cutoff functions as a non resettable high limit safety, engineered to open the electrical circuit if internal temperatures exceed 93C (200F). Frequently found in the electric heat sections of HVAC units, it acts as a permanent fail safe to

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