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Is the internal motor protection auto-resetting
critical for maintaining system static pressure and motor efficiency
this is a dedicated start capacitor designed to stay in the circuit for only a fraction of a second until the motor reaches roughly 75% speed
The 37K63 is the base part number used in technical manuals
Lennox 87J71 Sequencer 324846-701 Is the internal motor protectionThe Lennox 87J71 Heat Sequencer is a critical OEM replacement component designed to manage the staging of electric heating elements in residential and light commercial air handlers. This upper heat sequencer functions as a thermal relay, utilizing a 24V solid state PTC heater to actuate a bimetal disc. By providing precise time delay intervals, it prevents massive inrush currents that could otherwise trip circuit breakers or damage the electrical
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