OEM Precision Fit: Eliminates the vibration and whistling common with "universal" aftermarket plates

When installing on 3KW or 5KW units

the 22J53 provides the staged heating control necessary to maintain consistent airflow and system efficiency

engineered to handle an exact steam relief capacity of 2583 PPH at a factory-set pressure of 150 PSI

the internal windings have likely failed and the unit requires replacement

Watts 0342624 Safety Valve 328140-751 OEM Precision Fit: Eliminates theThe Watts 0342624, also identified as the Series 315 M1 5, is a high capacity steam safety valve designed specifically for low pressure steam heating boilers. Engineered with a 3 4 inch NPT threaded inlet and a 1 inch NPT outlet, this ASME Section IV certified valve is factory set at a 5 PSI relief pressure. The construction features a durable bronze body and a top guided stem to prevent fouling, ensuring reliable overpressure protection in commercial