this specific part is designed for the Classic Bubbler series

If you are diagnosing a pressure switch lockout or observing moisture tracks around the condensate collector box

the 30684011-001 prevents fugitive emissions and media loss

Common Questions: What causes a Trane CNT3782 to trip frequently

airtight seal upon re-installation

Johnson Controls TBG16A-600R Siphon Loop this specific part is designedThe Johnson Controls TBG16A 600R Siphon Loop is a fundamental protecting component for steam pressure controls, specifically engineered for seamless integration with the P47 series steam pressure control. Designed to provide a reliable liquid seal, this 1 4" MPT FPT siphon loop functions as a cooling leg to protect internal sensing elements from high temperature live steam. By leveraging a precise mechanical design, the TBG16A 600R ensures that