Johnson Controls STT14A-601R Monel Kit

When handling maritime or corrosive water environments, the Johnson Controls STT14A-601R Monel Kit is the essential service solution for maintaining 3/8-inch V46B and V46C series water regulating valves. As a veteran technician knows, standard commercial kits won't hold up against salt water or aggressive fluids; this maritime repair kit features high-grade Monel components to prevent the pitting and "wire-drawing" that lead to valve bypass and head pressure fluctuations. This comprehensive water valve renewal kit includes a Monel seat, disc, and four specialized diaphragms, allowing you to restore factory-spec modulation without pulling the entire valve body from the line. Designed specifically for pressure-actuated modulating valves, it ensures the bellows and internal trim remain isolated from corrosive cooling media. Whether you are servicing a water-cooled condenser or a high-demand refrigeration rack, using this OEM renewal kit ensures HVAC valve compatibility and long-term reliability in the field, preventing costly emergency call-backs caused by seat leakage or diaphragm failure.

• Corrosion Resistance: Monel construction specifically engineered for salt water and corrosive fluid applications where brass components fail.
• In-Line Serviceability: Designed for "take-apart" construction, allowing for internal part replacement without removing the valve body or pumping down the system.
• Optimized Sealing: Includes four high-performance diaphragms and a precision-machined seat to eliminate valve "creep" during compressor off-cycles.
• Application Specific: Exact fit for 3/8" Johnson Controls STT water valves used in maritime and industrial refrigeration.

• Is this kit compatible with the V47 series? Yes, while optimized for V46B and V46C, this kit also services 3/8" V47B and V47C temperature-actuated valves utilized in similar environments.
• Why choose Monel over the standard STT14A-600R kit? The 600R is a commercial-grade kit. The 601R Monel kit is required whenever the cooling medium is corrosive (such as seawater) to prevent rapid component erosion.
• What causes these valves to fail to close completely? Over time, the seat may become "wire-drawn" or sediment can pit the disc. This kit replaces those wear surfaces to ensure a tight shut-off and consistent head pressure control.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.