303.3.1.3 Internal safety controls.
FGC § 303.3.1.3
The appliance shall be hard-wired to the carbon monoxide detector in a supervisory signaling mode. If the carbon monoxide detector connection is not sensed, the appliance shall not initiate a startup sequence and shall alert the operator to the fault condition. The appliance shall be supplied with a carbon monoxide fault indicator easily visible and recognizable to the operator. The appliance shall be equipped with a manual restart control. Automatic reset is not permitted.













