Common indicators include the inducer motor running without ignition

or exhaust circuits based on system demand

Using non-OEM components in a water heater safety circuit can lead to improper calibration and potential safety risks

As a TB-2000 industrial actuator

Carrier MRA12053-12027 Overload 324846-701 Common indicators include the inducerThe Carrier MRA12053 12027 Overload is a critical compressor protection component designed for heavy duty HVAC refrigeration systems. As a genuine OEM replacement part, this overload relay is engineered to provide precise motor thermal protection by monitoring current draw and winding temperatures. When the internal sensor detects an overcurrent or high heat conditionoften caused by locked rotor starts, ambient temperature spikes, or compressor motor