MDH Status Board"Blower Speed Set Level"- Indicates the fan preset level required to meet the needs of the application (required air flow). This level is pegged on the "Running Level" bar to serve as a marker

"Blower Speed Running Level"- Indicates the actual running speed of the fan as required to maintain air flow

"Low Temp."- Indicates elements are no longer able to maintain the preset temperature.(Unit will completely shut down unless Low Temp Shut Down is overridden by timer or manual switch)

"No Air"- Indicates air proofing device has detected a substantial loss of air flow at discharge

"Max Speed"- Indicates the blower has reached it's maximum speed and can no longer compensate for air flow obstructions. Would also indicate when the unit has been switch to manual

"Over Heat"- indicates an overheat condition has occurred

"Element No. 1"- Indicates there is a heat demand and the element is satisfying that demand. Note: Element 1 will modulate until the demand is satisfied.

"Element No 2"- indicate element stages 2 is required to maintain the preset temperature. This LED will not modulate

"Element No.3"- indicate element stages 3 is required to maintain the preset temperature. This LED will not modulate

"Man. Blower Auto"- a manual switch is provided to override the Low Temp Shut Down and put the fan to max speed

"Reset"- a reset switch is provided to restart the unit and reset the Low Temp override timer after a low temp condition has occurred

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