Whirlpool 290L Manual de serviço - Página 14

Procurar online ou descarregar pdf Manual de serviço para Frigorífico Whirlpool 290L. Whirlpool 290L 22 páginas. Top mount no frost refrigerator

Board Level Diagnostics for :

Thermistor Failure FC/RC

Potentiometer Failure

First Turn Off the Product & disconnect the Plug.

Remove the 3 connectors of Control Board.

For Thermistor Failure FC/RC

Check resistance on pin no. 4 & 8 of CN2 (8 pin connector) for RC Thermistor.

Check resistance on pin no. 2 & 6 of CN2 (8 pin connector) for FC Thermistor.

IF thermistor is open then the resistance is infinite.

IF thermistor is short then the resistance is zero.

IF resistance lie between 0-22 KOhms the themistor is OK.

Potentiometer Failure

Check resistance on pin no. 1 & 5 of CN2 (8 pin connector) for Potentiometer.

It should lie between 0 to 22 K ohms