Samsung AM250FNBFEB/EU User Manual

Troubleshooting
4-48 Samsung Electronics
4-4-3 Indoor Unit ROOM sensor Error (Open/Short)
1. How to check
x x x
(
x x x
:
The address of the error occurred indoor unit
)
×
(Operation)
◑
(Timer)
×
(Fan)
×
(Filter)
×
(Defrost)
t The room temperature sensor of No. XXX indoor unit has defective OPEN/SHORT
t Refer to how to determine below
Outdoor unit display
Indoor unit display
Criteria
Cause of problem
Yes
Yes
Is indoor room temperature sensor
connector dislocated?
At that time,
is the resistance value significantly
deviated from the temp. table?
After separating indoor room
temperature sensor connector from PCB,
measure the resistance values between
both terminals
Re-start after repl
acing PCB.
Re-start after connecting
the connector to the PCB.
As it is due to an indoor oom temperature
sensor defect, replace it.
Yes
No
No
Ex) Room temp. 26°C – Resistance 0.926KΩ
Temperature
(°C)
Resistance
(KΩ)
70
60
50
40
30
21
10
0
-10
2.2
3.0
4.2
5.8
8.3
12.1
18.0
27.3
43.0

Samsung AM250FNBFEB/EU Specifications

General

Type	Air conditioner indoor unit
Multi-split	-
Product color	White
Gas hose diameter	15.88 mm
Liquid hose diameter	9.52 mm
Refrigerating medium	R410A
Air conditioner functions	Heating
Heating capacity (nominal)	85300 BTU/h
Heating capacity in watts (max)	25000 W
Cooling capacity in watts (nominal)	- W
Operating temperature (heating) (T-T)	-20 - 24 °C
AC input voltage	220-240 V
Current (heating)	23.1 A
AC input frequency	50-60 Hz
Design load (cooling)	- kW
Energy efficiency scale	A+ to G
Power consumption (heating) (max)	5000 W
Hourly energy consumption (cooling)	- kWh
Energy efficiency class (heating) (Average heating season)	A+
Indoor unit type	Wall-mountable
Indoor unit depth	330 mm
Indoor unit width	518 mm
Indoor unit height	1210 mm
Indoor unit weight	104000 g
Indoor units quantity	1
Indoor unit package depth	426 mm
Indoor unit package width	652 mm
Indoor unit package height	1289 mm
Indoor unit package weight	107000 g
Indoor unit sound power level	42 dB
Indoor unit noise level (high speed)	61 dB
Outdoor unit noise level	- dB