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Operation: Respond to Alarms
NetworkAIR IR Operation, Maintenance, and Troubleshooting 43
Humidifier Cylinder Depleted • Replace the disposable cylinder.
• Clean the reusable humidifier cylinder (optional).
Humidifier Cylinder Full when
Off
• Check the humidifier drain valve for clogging.
• Check the operation of the humidifier drain solenoid.
Humidifier Drain Malfunction • Ensure that the drain is free of any debris.
• Verify the operation of the drain solenoid valve.
Humidifier Excessive Foam • Verify that the humidifier water supply is not using conditioned water and
that the water does not contain contaminates.
• Check the humidifier water supply hose for dirt and contaminates.
• Check the steam supply hose for kinks that may cause back-pressure.
Humidifier Excessive Output
Reduction
• Reduce the humidifier sensitivity setting on the display interface (Path:
Main > Setup > System # > System Config > Humid. Sensitivity) if
necessary.
Humidifier Fault Tolerance
Exceeded
• The humidifier has experienced three faults within one-half hour.
• Reset the humidifier from the display interface (Path: Main > Setup >
Module > [Module in which the alarm occurred] > Module Control >
Reset Humidifier).
Humidifier Internal Memory
Error
• Check the controller connections to the humidifier for electrical discharge.
Humidifier No Power • Verify that the circuit breaker for the humidifier has not been tripped.
• Confirm that the line voltage connections to the cylinder are secure and
correct.
Humidifier Requires
Maintenance
• Verify the operation of the humidifier and perform preventive maintenance.
• Reset the maintenance alarm on the display interface for the humidifier.
Humidifier Water Conductivity
High
• Verify that the proper voltage is being applied to the humidifier cylinder.
• Confirm that the line voltage connections to the cylinder are secure and
correct.
• Ensure that the water supply to the humidifier has not been conditioned.
Conditioned water can increase water conductivity.
Humidifier Water Level Low • Verify that the humidifier water supply is open and flowing to the humidifier
water connection.
• Confirm that the inlet water strainer on the humidifier fill solenoid is clear
and free of debris.
• Ensure that the water pressure is at least at 30 psig (206 kPa).
• Verify the operation of the fill solenoid valve.
Module Powered Up • The Module has successfully started.
No Backup Systems Available • Check the number of Systems designated for the backup role.
• Check that the backup Systems are not failed, in the Comm Lost state, or Off.
Primary Sensors Failed • Verify that there is a proper CAN connection between sensors and the user
interface box.
• Replace the sensor assembly.
Remote Sensor Removed • Check the CAN bus connection to the remote sensors.
• Disregard if you removed the remote sensor.
Displayed Alarm Message Action Required