Troubleshooting
Samsung Electronics 4-79
2.
Cause of problem
4-4-40 Outdoor Cond Out sensor breakaway error
Yes
Yes
Is the Cond Out
sensor and the sensor holder correctly
attached?
Are there any changes
n the value of the sensor when operating from
stop to heating?
Is the Cond Out sensor
resistance value reasonabl
e?
(Refer to E231)
Complete
Re-insert sensor.
Re-attach sensor holder.
Yes
1. Judgment Method
1) No inspection for Cooling operation.
2) For heating operation (Each of the conditions below needs to be satisfied for more than 20 minutes.)
High pressure average > 25kg/cm² OK
Low pr essure average < 8.5kg/cm² OK
Teva, out - Tair , in ≥ 3°COK
Teva, in - Tair , in ≥ 2°COK
Tcond, out - Tair , out ≤ 0°CNO
Every compressor
is in operation & indoor unit operation and Thermo On OK
Error Content Out door Cond Out sensor breakaway error
No
Defective Sensor : Replace Sensor
No
Blocked Sensor Path :
Change heat exchanger Ass'y
No
×
(
Operation
)
ስ
(
Reservation
)
ስ
(
Blast
)
ስ
(
Filter
)
×
(
Defrost
)
Out door Cond Out sensor breakaway/defective/ relevant path blocked.
Refer to the judgment method below.
Indoorunit display
Judgment Method
Cause of problem
Outdoor unit display
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