Trane SWT3031 Limit Switch L99H008 using high-temperature RTV or a

using high-temperature RTV or a new gasket is recommended to prevent CO leakage during the venting process

this SmartX valve actuator provides high-torque performance and reliable terminal unit control for hot or chilled water systems containing up to 60% glycol

maintaining system calibration during routine maintenance or field repairs

Common Questions Is the actuator replaceable without draining the system

this 100109887 ignition board provides robust diagnostics through a dedicated LED interface

Trane SWT3031 Limit Switch L99H008 using high-temperature RTV or aThe Trane SWT3031 Limit Switch is a critical safety component engineered for HVAC furnace applications, specifically designed to monitor internal heat exchanger temperatures. This OEM Trane replacement part features a 7 inch insertion length, making it compatible with specific air handler and furnace configurations where precise thermal sensing is required. Operating as a normally closed SPST (Single Pole Single Throw) circuit, the switch is