HEX: 09 - Combustion air fan short circuit

Fault Details:

• The combustion air fan has a short circuit to ground.

Recommended Solutions:

1. Perform an electrical check of the fan motor, cables, and plug, including voltage.

2. Inspect for worn, rubbed-off, bent, or kinked cables and check for misconnections.

Note: Fault code meanings can vary depending on the model and controller. If you’re unsure, contact Heatso directly.