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The Carrier HK42FZ013 is a furnace circuit board designed to control furnace ignition and blower timing. This OEM replacement board, also known by part number 325878-751, is crucial for maintaining proper furnace operation. It addresses issues related to relay faults and timing mechanism inconsistencies, which can cause problems like no heat or error code 23. For optimal performance, replacing with the exact HK42FZ013 part is recommended.
This Carrier HK42FZ013 furnace control board ensures precise ignition and blower timing for efficient heating system operation.
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