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Reduced Diagnostic Time: Color-coded wiring corresponds with standard Trane schematics
ensuring a direct drop-in replacement for existing Parker-Watts R643-Series configurations
the bearings are likely failing
The Reznor 131457 Pilot Kit is a field-proven vertical mount natural gas pilot assembly engineered for specific Reznor SC-6 and SC-7 series unit heaters
Use this HVAC temperature limit control to protect high-value air handling units and chillers from sub-freezing discharge air conditions
Watts 0274683 Valve 320788-703 Reduced Diagnostic Time: Color-coded wiringFor high output heating systems requiring robust overpressure protection, the Watts 0274683 (Series 174A 100) is a critical component for both residential and commercial hot water supply boilers. This 3 4 inch pressure relief valve is engineered with a durable bronze body and features an ASME Section XIII certification, ensuring it meets rigorous safety standards for emergency relief. With a factory set point of 100 PSI and a high steam discharge
US$ 29.95
US$ 39.99
US$ 155.00
US$ 159.00