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protecting the heat exchanger from cracks and preventing hazardous overheating conditions
the blue button indicates a DC coil (24VDC)
ensuring the burner assembly operates within specified thermal parameters
For steam or low-temp water applications
Field Calibration: Features accessible adjustment screws for precise setpoint alignment and throttling range tuning
ClimateMaster 33B0043N04 Valve 321142-301 protecting the heat exchanger fromThe ClimateMaster 33B0043N04 Valve is a critical metering component designed for high performance water source heat pump applications. This 2 ton thermal expansion valve (TXV) features a 3 8" x 3 8" ODF (Outside Diameter Female) sweat connection, ensuring a secure, leak free braze joint during field installation. Engineered with a 15% bleed port (15bld) and a 30 inch capillary tube, this valve precisely regulates refrigerant flow to maintain optimal
