Sears Kenmore 153.589400 Use & Care Manual page 26

(ET)
DIAGNOSTIC LED
6 FLASHES
(Red)
7 FLASHES
(Red)
8 FLASHES
(Red)
9, 10, 11 or 12 FLASHES
(Red)
* These instructions are brief and are intended as guidance for a qualifi ed service technician. If you lack the skills that are necessary
to perform these procedures, call the Sears Service Center for assistance (1-844-553-6667).
INDICATES
Electronic Thermostat (ET) failure
(Internal processor).
Lower thermistor sensor failure.
Assurelink™ / Home Automation
Controller failure.
Electronic Thermostat (ET) error
CORRECTIVE ACTION*
1. Turn off electrical power at the breaker. Now turn on electrical
power to see if error clears. If error has not cleared, replace Elec-
tronic Thermostat (ET).
2. Turn on electrical power at breaker.
1. Turn off electrical power at the breaker.
2. Check electrical connections at Electronic Thermostat (ET).
3. Replace Lower Thermistor Sensor.
4. Turn on electrical power at breaker.
1. Turn off electrical power.
2. Check wires at the interface module for damage.
3. If this 8 flashes condition continues, replace the controller.
4. See overriding the "Assurelink™ / Home Automation Controller" on
page 17. Unplug as described. NOTE: Electronic Thermostat
(ET) will continue to be operate. Hot water will still be available.
5. Turn on electrical power at breaker.
1. Turn off electrical power.
2. Check wiring at Electronic Thermostat (ET) for damage.
3. Turn on electrical power at breaker.
4. If this code flashes condition continues, replace the Electronic
Thermostat (ET).
26