Plaza notes
Hard ruleDescription
" replacing a failing diaphragm with this HVAC induction draft switch ensures your system maintains ANSI-certified airflow safety protocols without the risk of nuisance trips often found in universal alternatives
including the GCS16 and CHA16 series
this brass trim valve provides professional-grade bypass or mixing capabilities without compromising system efficiency
Reversible Rotation: Field-interchangeable CW/CCW rotation viewing the shaft end simplifies installation across different blower housings
the 8939 ensures that the orifice sizing and regulator adjustments meet factory specifications to prevent soot accumulation or inefficient combustion cycles
Lennox 46K71 Limit Switch 321142-301 " replacing a failing diaphragm180 210F AUTO Limit Switch 46K71 is the direct replacement for 40154B 009
Exchange/Return Notes
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- Final sale items are not eligible for returns or exchanges.
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