Trane THT3064 Limit Switch 320788-703 mount the sensing probe in

mount the sensing probe in the main supply air plenum

Always check oil levels and acid content when retrofitting older R-22 systems

This prevents localized overheating and ensures long-term system efficiency for your customers

Can I use this relay to replace a SPDT or single-pole relay

Trane THT3064 Limit Switch 320788-703 mount the sensing probe inThe Trane THT3064 Limit Switch is a critical safety component designed for precise thermal monitoring in residential and commercial HVAC systems. As an OEM replacement part, this high limit switch is engineered to handle the demanding thermal cycles of Trane and American Standard furnaces and air handlers. With a fixed open temperature of 165F and a closing temperature of 105F, it provides essential protection against heat exchanger overheating. Field