Common indicators include the motor "cogging" (shaking back and forth) without spinning

including the FB4CNP036

The Field Controls SWG-8 is typically rated for gas systems up to 600

The York S1-373-23868-001 Defrost Control Kit is an essential OEM replacement engineered to restore the automated defrost sequences in York E4TS heat pumps and compatible high-tonnage units

or Millennium series compressors

Beckett Igniter AFG50MBAS Air Tube 321042-401 Common indicators include the motorThe Beckett AFG50MBAS Air Tube Combination is a precision engineered 5 inch blast tube designed specifically for Beckett AFG burners requiring a M Head configuration. This heavy duty air tube assembly ensures proper flame retention and optimal static pressure within the combustion chamber, critical for maintaining high efficiency in residential and light commercial oil heating systems. Engineered for a 1 3 4 inch electrode setback, the Beckett 50MBAS