Samsung AM072/096/120/144FXVAFH Service Manual page 155

Troubleshooting
: Suction Temperature sensor breakaway error
✳✳
AM038/048/055KXWD
Outdoor unit display
Operation Defrost
Indoorunit display
※ ● : ON ◑ : Flash × : OFF
∙ Difference of suction temperature of compressor starting verge and suction temperature that is on present operation :
Judgment Method
When less than 2
Cause of problem ∙ Suction temperature sensor breakaway / defective
1. How to check
Is suction sensor and sensor
holder accurately attached?
Is suction sensor resistance
value reasonable?
(Refer to E231)
4-58
Duct, Cassette (1/2 Way),Console, Celing
Timer Fan Filter/MPI Operation Defrost
× × ◑ ◑ ◑
for 30 minutes to keep. (Judgment at heating operation only)
℃
Yes
Yes
Complete
(cont.)
Cassette (4/Mini4 Way)
Timer Filter 18℃
◑ ◑ ◑ ×
×
No
Re-insert the sensor.
Reassemble the sensor holder.
No
Replace the defective sensor
Wall-mounted (NeoForte)
21℃ Turbo 24℃ 27℃
× ◑ ◑ ◑
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