Troubleshooting
Samsung Electronics 175
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.)
1. Point of enter.
① Detected only when heating operation.(Except main heating operation)
② Compressor operation maintained 40 minutes after start.
2. Point of enter
① l Tcondout_real-Tcondout_ini l < 2℃ maintain conditions during 40 minutes.
※ Tcondout_ini : Condout out temperature just before the compressor operating starts.
Tcondout_real : Condout temperature of the current compressor.
2.
Cause of problem
Yes
Yes
Is the Cond Out
sensor and the sensor holder correctly
attached?
Are there any changes
the value of the sensor when operating from
stop to heating?
Is the Cond Out sensor
resistance value reasonable?
(Refer to E231)
Complete
Re-insert sensor.
Re-attach sensor holder.
Yes
No
Defective Sensor : Replace Sensor
No
Blocked Sensor Path :
Change heat exchanger Ass'y
No
Outdoor unit
display
(Water Cooled)
Indoorunit
display
Duct, Cassette (1/2 Way),Console, Celing Cassette (4/Mini4 Way) Wall-mounted (NeoForte)
Operation Defrost Timer Fan Filter/MPI Operation Defrost Timer Filter Operation Timer Turbo
× × ◑ ◑ ◑ × ◑ ◑ ◑
●
◑ ◑
※ ● : ON ◑ : Flash ×: OFF
Judgment
Method
∙ Refer to the judgment method below.
Cause of
problem
∙ Outdoor Cond Out sensor breakaway/defective/ relevant path blocked.
4-3 Appropriate Measures for Different Symptom (cont.)
4-3-19 Outdoor Cond Out sensor breakaway error (cont.)
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