E72: Ntc Closed Circuit - Frigidaire FFLE3911QW Technical & Service Manual

E72: NTC Closed Circuit

E72
NTC Closed Circuit, and Wiring or Main Board Defective
Checks to perform:
Measure the value of the Thermistor
between terminals of J4 wiring connector.
Is the value correct? (Between 47 KΩ – 66
KΩ at 20° to 25°C) (See Fig.1)
Y
E
S
Check Wiring for short circuit across the
Thermistor connections and whether it is
proper?
Y
E
S
Replace the Electronic Control Board and
repeat the Diagnostic Cycle to check for any
further alarms.
Check that all the connectors are correctly inserted
Detach the connector and
measure directly on the
Thermistor. Is the value
NO
correct? (Between 47
KΩ – 66 KΩ at 20° to
25°C) (See Fig. 2)
Y
E
S
Check/Replace the wiring and repeat the Diagnostic Cycle
Check/Replace the wiring and repeat the Diagnostic Cycle
NO
133
WARNING
Replace the Thermistor and repeat
NO
the Diagnostic Cycle to check for
any further alarms.
to check for any further alarms.
to check for any further alarms.
E72