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AHU Resistors Humidifier - REH
10 Alarms
DISPLAY
A L A R M
NTC open
NTC KO
Damaged element or low temperature
A L A R M
Heater element temperature above 125°C
RESISTOR T.
A L A R M
No water in the kettle
LACK WATER
A L A R M
The drain motor is not closed within the al-
lotted time. (Timeout of closing)
DRAIN MOTOR
A L A R M
limestone blocks draining block
CLOGGED DRAIN
Elsteam S.r.l - via E. Fermi, 496 - 21042 Caronno Pertusella (va) - Tel.+39 02 9659890 - Fax +39 02 96457007
21.2.EN
Description
Check NTC element
Check heater connections
Check contactors
The humidifier stops for some minute to lower tempera-
Check the input solenoid
Check the electrical connections of the solenoid
Check the electrical connections of the motor
Check that there are no blocks of limestone or objects
blocking the closure
Check the amount of scale in the kettle/draining block.
Perform manual cleaning of kettle/draining block
E-mail: info@elsteam.it Web: http://www.elsteam.com
Resolution
ture, and then restarts, so to avoid damaging of heaters
12
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