Samsung Electronics
Alignment and Adjustments
Description
LAMP
OPERATION
TIMER
TURBO
Indoor unit room temperature sensor error
(open or short)
◑
● :
Lamp on,
:
Lamp off,
◑ :
Lamp blink
3-1-1 Indoor Unit Room Temperature Sensor Error
Yes
No
No
Detach the assembly sensor from the
ASS'Y PCB CN43 connector and measure
the sensor resistance with an ohmmeter(tester)
between Pin #1 and #2.
Connect the sensor to CN43,
supply power, and measure the voltage of
#1 and #2 of the CN43 connector.
MICOM Error or Connector(CN43) check
No
ASS'Y Sensor Replace
SENSOR Resistance Value : 68˚F-12.09KΩ
86˚F-8.31KΩ
95˚F-6.94KΩ
104˚F-5.83KΩ
Is the sensor resistance value
10KΩ ±3% at the room temperature
of 77˚F?
Yes
Poor ASS'Y PCB Replace
Below 0.5V?
Yes
Poor ASS'Y PCB Replace
Over 4.9V?
Alignment and Adjustments
3-2
26005A(2)_1.indd 2
2006-04-14 ｿﾀﾈﾄ 5:02:29