TROUBLESHOOTING
Technical Support is available Monday through Friday, 7:00 a.m. to 5:00 p.m. CST, at (800) 972-3710. Use the guide below to identify and correct
system faults. Contact Technical Support before replacing the unit or any components and for additional troubleshooting.
TABLE 3 – TROUBLESHOOTING GUIDE
Symptom Possible Reason Troubleshooting Procedure
Dehumidifier does not turn on/run. No power to unit. • Check the wiring to the dehumidifier.
• If using a Model A76, check that the control is turned ON.
• Check that the circuit breaker has not tripped.
Dehumidifier blower is running but
with little or no airflow.
Pressure drop across dehumidifier is
higher than 0.6"w.c.
• Check dehumidifier air filter, replace if heavily loaded.
• Check that nothing is obstructing air flow into, or out of the dehumidifier.
Dehumidifier is not draining properly. Drain line blocked or unit not level. • Verify that the unit is level.
• Check that the p-trap is installed correctly and primed.
• Check the drain line for blockages and for a continuous downward slope.
Dehumidifier is producing hot air. Normal function. • Air is reheated across the condenser coil, resulting in a temperature rise
between inlet and outlet.
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