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International Comfort Products CHP424AKA1 Thermistor
In an HVAC system, a thermistor is a special kind of new age resistor that has a swinging resistance is solely dependent on heat. The heating and cooling system deciphers the temp in several different areas to ensure that things are as they should be. They tell the HVAC system when the temperature reaches a certain point.
Major indications your all-important thermister is in need of replacing
- The AC and heat system may not even begin to function depending on which is the bad thermistor
- The blower refuses to begin to get up to full speed
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