Watts 0383308 Valve Refrigerant the Raypak 006535F Flame Sensor

the Raypak 006535F Flame Sensor is often the first component to inspect

While designed for White-Rodgers ACM1000

this fixed-setting thermostat monitors ambient or internal temperatures to prevent system operation under unfavorable thermal conditions

though it is recommended to inspect the probe tip annually for scale buildup to ensure accurate sensing

The Johnson Controls R310AE-2 is a high-performance current sensing switch designed for HVACR professionals who need reliable interlocking and status monitoring without direct electrical connection to the sensed circuit

Watts 0383308 Valve Refrigerant the Raypak 006535F Flame SensorThe Watts 0383308 is a high capacity ASME Section IV pressure relief valve designed specifically for hot water space heating boilers. Engineered as part of the Watts Series 740, this 1 1 4 inch NPT valve is factory set at 45 PSI and delivers a massive discharge capacity of 2,830,000 BTU hr. Its iron body construction features expanded outlet drain connections (1 1 2 inch) to facilitate rapid pressure reduction during thermal expansion or runaway