Residenal Hybrid Electric Heat Pump Water Heater Use and Care Guide • 21
TROUBLESHOOTING
*
Condensate management 1. Ensure unit is installed level.
2. Check for blocked primary or secondary condensate drain
lines, clear drain lines as necessary.
3. If an accessory condensate pump was installed: Turn off
power to the water heater at the breaker and check control
wire connections to condensate pump. See “Connecting
Condensate Pump” page 11.
4. Check to see if the accessory condensate pump is plugged in
and has power.
5. Ensure the pump is operating properly, check pump outlet
tube for blockage. for further assistance.
6. Repair or replace accessory condensate pump as necessary.
7. If probllem persists, call our Technical Assistance Hotline
at 1-800-527-1953
*
ECL Heat pump suction pressure is
too low.
Call our Technical Assistance Hotline at 1-800-527-1953 for
further assistance.
EEE EEPROM failure 1. Power cycle unit, see page 25.
2. If problem persists, call our Technical Assistance Hotline at
1-800-527-1953
*
ECC Heat pump compressor is not
functioning
Call our Technical Assistance Hotline at 1-800-527-1953 for
further assistance.
ECE Power supply error.
Call our Technical Assistance Hotline at 1-800-527-1953 for
further assistance.
The diagnostic codes listed above are the most common. If a diagnostic code not listed above is displayed, contact
Residential Technical Support referencing the number on the front of this manual.
* There may be an audible alarm associated with this error. To cancel the audible alarm, press any buon on the UIM.
DIAGNOSTIC CODES
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