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The intake-side hub location ensures the air flow is directed toward the motor
and O-ring
though it generally fits the standard footprint
Can this relay be used for 208V systems
and CMF95072T series units
Lennox 15D57 Defrost Board Els PW 17895 The intake-side hub location ensuresThe Lennox 15D57 Defrost Board is a high performance OEM defrost control kit specifically engineered for direct replacement in Lennox heat pump systems. As a veteran grade HVAC replacement part, this kit integrates a demand defrost control logic that actively monitors outdoor coil temperatures via the included 28W71 ambient sensor harness. This prevents excessive frost accumulation and optimizes system efficiency during low ambient operation. The