"pressure switch stuck open" error codes on the control board

Engineered with a 48 NEMA frame size and ball bearing construction

this harness eliminates those risks by utilizing factory-correct Molex connectors that interface directly with the boiler's integrated control module

Precise Thermal Response: The 8-inch stainless steel thermostat probe is designed to stay clear of scale buildup

Automation Components Inc (ACI) A/CP-I-4-GD Sensor 323613-751 "pressure switch stuck open" errorThe Automation Components Inc (ACI) A CP I 4 GD Sensor is a high performance 10K Type II thermistor designed for precision temperature monitoring in HVAC Building Automation Systems (BAS). This immersion temperature sensor features a 4 inch 304 stainless steel probe and is housed in a durable NEMA 1 galvanized metal box. To ensure long term reliability in demanding environments like chilled water systems, boilers, and hot water tanks, the sensing