Samsung AM072FXVAFH series Service Manual page 154

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