This technical kit is essential for restoring the integrity of your HVAC refrigeration valve without requiring a full system pump-down or valve body replacement

The Robertshaw 700-501 Gas Valve is a professional-grade millivolt combination gas valve designed for high-performance heating applications

OEM Compatibility: Serves as a direct replacement for 12880 and other 20+5 MFD dual run capacitors

Internal Safety: Dual automatic valves provide redundant shut-off protection within the gas train

Common Questions Can I replace this packing gland while the system is hot and pressurized

Trane WHL0476 Wheel 30067439-890 This technical kit is essentialThe Trane WHL0476 is a heavy duty centrifugal blower wheel engineered for high static pressure applications in commercial and industrial HVAC systems. This OEM replacement part is built to the exact tolerances required for high volume airflow, featuring a 13 3 8 inch diameter and a 12 5 8 inch width. Designed for reliability in the field, it utilizes a 5 8 inch bore for a secure press fit or setscrew attachment to the motor shaft, minimizing vibration