Status Board Layout

PWM Status Board"Power On"- indicates control power is present at main controller

"Low Temp."- indicates that the Low Temp Shut Down has been activated. Provisions for a Low Temp Shut Down feature is provided with an optional thermostat interface. This Low Temp shut down feature occurs when the temperature drops below the normal operating range. The fan will then shut down until the temperature increases at which time the fan will go to a boast start condition.

"Blower No. 1"- indicates proof of Blower No.1 rotation, by way of a tachometer output signal from the fan to the status indicator. This is not proof of air rather an indication of motor running.

"Blower No. 2"- if installed, indicates proof of Blower No.1 rotation, by way of a tachometer output signal from the fan to the status indicator. This is not proof of air rather an indication of motor running.

"High - Low"- A manual switch is provided to switch the fan to max speed. The normal operation position for this switch is on "Low".

DO NOT LEAVE SWITCH ON HIGH UNATTENDED

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