Samsung SH09AI8V Spezifikationen PDF herunterladen (Seite 21)

Samsung Electronics20

6-3 Breakdown diagnosis by symptoms

6-3-1 Indoor unit temperature sensor failure

Indoor unit temperature sensor open or short

Error mark

Error Part

7-SEGMENT

Yes

Detach the assembly sensor from the ASS'Y PCB

CN43 connector and measure the sensor resistance

with an ohmmeter (tester).

Is the sensor resistance value 10KΩ ±1,2KΩ at the

room temperature of 25˚C?

ASS'Y Sensor Replace

SENSOR Resistance Value : 20˚C-12.09kΩ

SENSOR Resistance Value : 30˚C-8.31kΩ

SENSOR Resistance Value : 35˚C-6.94kΩ

SENSOR Resistance Value : 40˚C-5.83kΩ

Poor ASS'Y PCB Replace

Connect the sensor to CN43, supply power, and measure

the voltage of #1 and #2 of the CN43 connector.

Below 1.3V?

Over 3.7V?

MICOM Error, MICOM Replace

DB98-17813(1)_1 04/2/23 10:31 AM Page 20

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Samsung SH09AI8V Spezifikationen Seite 21