Thermal Overload Protection: Equipped with internal sensors to prevent motor burnout during restricted vent conditions

servo-operated diaphragm valve

the HH18HC196 is built to the exact specifications required by Carrier

This specific unit is configured for a single trial for ignition (1Try) with a 7-second trial-for-ignition (7s TFI) window

which is essential for preserving the integrity of the heat exchanger's firing rate

Tecumseh K90-54 Overload Kit THPU32HP7Y Thermal Overload Protection: Equipped withThe Tecumseh K90 54 Overload Kit is a critical compressor motor protection component designed for hermetic compressor systems. This OEM replacement part functions as a line break thermal protector, intentionally calibrated to disconnect power when it detects excessive amperage draw or elevated winding temperatures. Engineered for high torque HVAC applications, the K90 54 ensures the longevity of the compressor motor by preventing insulation breakdown