Compressor Discharge Or Top Temperature Sensor Breakaway Error - Samsung AM072/096/120/144FXVAFH Service Manual

Troubleshooting

Compressor Discharge or Top temperature sensor breakaway error

✳✳
AM038/048/055KXWD
Outdoor unit display
Operation Defrost
Indoorunit display
※ ● : ON ◑ : Flash × : OFF
1) Relevant compressor frequency of 60Hz or higher.
2) Suction temperature > Low pressure saturation temperature +10℃
Judgment Method
3) Relevant discharge or Top temperature < High pressure saturation temperature
4) In case of keep 30 minutes in state that satisfy all above conditions (1, 2, 3).
Cause of problem ∙ Compressor discharge or Top temperature sensor breakaway and defective / starting badness of compressor
1. How to check
Is the discharge or Top temperature sensor and the
sensor holder correctly attached?
Is the Discharge or Top temperature sensor resistance
value reasonable? (Refer to E251)
4-56
(Compressor 1 Discharge)
(Compressor 1 Top)
Duct, Cassette (1/2 Way),Console, Celing
Timer Fan Filter/MPI Operation Defrost
× × ◑ ◑ ◑
Yes
Yes
Complete
(cont.)
Cassette (4/Mini4 Way)
Timer Filter 18℃
◑ ◑ ◑ ×
×
No
Reassemble the sensor holder.
No
Replace the defective sensor
Wall-mounted (NeoForte)
21℃ Turbo 24℃ 27℃
× ◑ ◑ ◑
Re-insert the sensor.
Samsung Electronics