9
2.2 Self-check
- Turn on the machine , to take turns 【K3】【K5】【K3】【K5】,the door locked,
enter the test mode, display the T01, press the 【K1】or 【K2】 to show “T15”.
- Press [K8] button, put into the function test mode, display TST, then press again,
display version number and project number;
- Press 【K1】or 3 seconds later again, display the temperature of NTC;
- Press 【K1】or 3 seconds later again, display water level frequency;
- Press 【K1】or 3 seconds later again, display “U2”,main wash valve is open;
- Press 【K1】or 3 seconds later again, display “U1”,main wash valve is close ,pre-
wash valve is open;
- Press 【K1】or 3 seconds later again, display “PuP”, pre-wash valve is close, drain
pump is open;
- Press 【K1】or 3 seconds later again, display “HEA”, drain pump is close , HTC is
open;
- Press 【K1】or 3 seconds later again, the heater is close ,the motor rotates forward 3
seconds, stop 2 seconds, display the motor speed, accelerate to 1000 rpm;
- Press [K8], display the “T15”, back to the function test mode.
- Exit need to close the power.
2.3 Marketing-show (no-water testing)
The sales display mode can not be used in this PCB.
2 FACTORY PATTEN DETECTION