Level Sensor Alert; Water Alert; Alerts Table (Ev3K Interface) - Elsteam MISTRAL Use And Maintenance Manual

14.1.4 Level sensor alert

LED Description
Level sensor
alert
Level sensor
self-test alert

14.1.5 Water alert

LED Description
Empty reservoir
alert

14.2 ALERTS TABLE (EV3K INTERFACE)

The table below lists alarms with corresponding solutions. Warnings are made via alert LED
display shows Err (if alert in progress) or UUor (if warning in progress).
Code Description
Adjustment sensor
Pr1
error
NTC on-board
Pr2
sensor error
Inlet solenoid valve
A1 minimum current
alert
Inlet solenoid valve
A2 maximum current
alert
Outlet solenoid valve
A3 minimum current
alert
Outlet solenoid valve
A4 maximum current
alert
Mist-makerminimum
A5
current alert
Mist-maker
A6 maximum current
alert
Fanminimum
A7
current alert
Fanmaximum
A8
current alert
924EHUCE4.00 - Mistral Humidifier
Cause
Levelboardnotworking
Cause
• Level board notworking
• Minimum water level not
reached
• Water present after
draining
Cause
• Probenotworking
• Sensor not connected properly
• Incorrect probe type
• NTC on-board sensor not
working
• Levelboardnotworking
Absorption thresholds exceeded
in normal operation
Absorption thresholds exceeded
in normal operation
Absorption thresholds exceeded
in normal operation
Absorption thresholds exceeded
in normal operation
Absorption thresholds exceeded
in normal operation
Absorption thresholds exceeded
in normal operation
Absorption thresholds exceeded
in normal operation
Absorption thresholds exceeded
in normal operation
Effects
• AdjustmentOFF
• LEDblinks0.5sON/0.5sOFF
Effects
Level board not working:
• Mist-makerandfanOFF
• LED on steady
Minimum water level not reached:
• Mist-makerOFF
• LEDblinks3sON/3sOFF
Water present after draining:
• Mist-makerandfanOFF
• LEDblinks0.5sON/0.5sOFF
Effects
• Showing code Pr1
• ON alarm output
• Showing code Pr2
• AdjustmentOFF
• Showing code A1
• InletsolenoidvalveOFF
• If CFG = 0...4 then Out1 is activated
• LEDblinks0.5sON/5sOFF
• Showing code A2
• No effect on regulation
• If CFG = 0...4 then Out1 is activated
• LEDblinks0.5sON/5sOFF
• Showing code A3
• OutletsolenoidvalveOFF
• If CFG = 0...4 then Out1 is
activated
• LEDblinks0.5sON/5sOFF
• Showing code A4
• No effect on regulation
• If CFG = 0...4 then Out1 is activated
• LEDblinks0.5sON/5sOFF
• Showing code A5
• No effect on regulation
• If CFG = 0...4 then Out1 is activated
• LEDblinks0.5sON/5sOFF
• Showing code A6
• Mist-makerOFF
• If CFG = 0...4 then Out1 is activated
• LEDblinks0.5sON/5sOFF
• Showing code A7
• No effect on regulation
• If CFG = 0...4 then UD1 is activated
• LEDblinks0.5sON/5sOFF
• Showing code A8
• FanOFF
• If CFG = 0...4 then Out1 is activated
• LEDblinks0.5sON/5sOFF
| 61 |
Solution
Contact ELSTEAM technical support
• Checkforcorrectwaterpressure.
•  I fthealertreoccursatreset,
replace the control board
Solution
Contact ELSTEAM technical support
lighting up. The upper line of the
Solution
• Checkthesensortype
• Checktheprobewiring
• Change the probe type
• Replace level board
• Contact ELSTEAM technical
support
• Replace the inlet solenoid
valve
• Contact ELSTEAM technical
support
• Replace the outlet solenoid
valve
• Contact ELSTEAM technical
support
• Replacethemist-maker
• Contact ELSTEAM technical
support
• Automatic reactivation
• Contact ELSTEAM technical
support
06/2022