Anden A130F Посібник з монтажу та експлуатації - Сторінка 10
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TABLE 2 – TROUBLESHOOTING GUIDE
Symptom
Possible Reason
Dehumidifier does not
No power to unit�
turn on/run�
Dehumidifier blower is
Pressure drop across
running but with little or
dehumidifier is too high�
no airflow�
Dehumidifier blower is
Float switch open�
running but compressor
is not�
Coil frosting – defrost�
Inlet air temperature is
outside of the 50°F –
104°F range or the dew
point is below 40°F and
there is a demand for
dehumidification�
Dehumidifier is not
Drain line blocked or unit
draining properly�
not level�
Dehumidifier is
Normal function�
producing hot air�
10
Troubleshooting Procedure
• Check that the dehumidifier is plugged in�
• Check that the power switch is turned ON�
• Check that the control is turned ON�
• Check that the circuit breaker has not tripped�
• Check dehumidifier air filter and replace if necessary�
• Check for blocked duct work and clear�
• If float switch installed, check connections at control board and empty condensate pan�
• If no float switch installed check that the jumper is installed at the float switch terminals on the control
board�
• Lack of or reduced airflow� Check dehumidifier air filter and replace if necessary�
• Check for blocked duct work�
• Inlet air conditions below 60°F� Increase the humidity setting�
• Verify all ductwork is properly sealed�
• Verify that the unit is level�
• Check the drain line blockages and for a continuous downward slope�
• Air is reheated across the condenser coil, resulting in a temperature rise between inlet and outlet, this is
normal�