E5F: Motor Control Board Fault; E71: Washing Ntc Failure - Frigidaire FFLE3911QW Technical & Service Manual

E5F: Motor Control Board fault

E5F
Wiring problem, Motor Control Board defective, Main Control Board defective.
Checks to perform:
Is the wiring between Main Control Board and Motor
Control Board proper? (Check for the continutity)
Replace the Motor Control Board and check for further
alarms. Is the appliance ok?

E71: Washing NTC failure

E71
Wiring open, Washing NTC defective, Wiring or Main Board defective.
Checks to perform:
Is the resistance measurement of the Washing NTC
approximately 50kΩ to 67kΩ? (Measure it directly on the
Washing NTC terminals without wiring) (See Fig. 1)
Reconnect the connector and measure the resistance
approximately 50kΩ to 67kΩ on the Washing NTC wiring
connector on the Main Control Board between terminals
J5-5 & J5-6. Is the Washing NTC wiring ok? (See Fig. 2)
Replace the Main Control Board and repeat the Diagnostic
Cycle to check for any further alarms.
Y
E
S
Y
E
S
Y
E
S
WARNING
Check that all the connectors are correctly inserted.
Replace / Repair the wiring and repeat the Diagnostic
NO
Cycle to check for any further alarms.
Replace the Main Control Board and repeat the
NO
Diagnostic Cycle to check for any further alarms.
WARNING
Check that all the connectors are correctly inserted.
Replace the Washing NTC and repeat the Diagnostic
NO
Cycle to check for any further alarms.
Replace / Repair the wiring and repeat the Diagnostic
NO
Cycle to check for any further alarms.
185
E5F
E71