Staff Answer
Sep 26, 2026 - 08:26 AM
I can't pin down those codes on the N3150 from here. Blinking codes on these usually point to the heat source not firing, the board, or the thermistor. The 691449 board kit is the common fix for board issues on the N3150. The N3150 is discontinued, and the N4150 replaces it.
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