Yog vim li cas rau qhov tsis tshua muaj kub zaub ntawm muffle rauv

1. Qhov kub ntawm qhov siv lub davhlau ya nyob twg ntawm lub thermocouple siab dhau lawm;

2. Cov dej ntws ntawm cov thermocouple electrode;

3. Deterioration ntawm thermocouple electrode;

4. Kev ntsuas txoj hauj lwm ntawm lub thermocouple nyob deb dhau;

5. Cov nyiaj them xaim tsis sib xws nrog cov thermocouple;

6. Lub polarity ntawm cov nyiaj them nyiaj hlau thiab cov thermocouple yog thim rov qab;

7. Kev them nyiaj yug hlau rwb thaiv tsev yog txo;

ntsuas:

1. Txheeb xyuas qhov ntsuas kub ntawm qhov siv lub davhlau ya nyob twg thiab nws yuav tsum ua kom tau raws li qhov yuav tsum tau ua;

2. Txheeb xyuas cov electrode thiab txuas txuas;

3. Hloov cov thermocouple;

4. Kho qhov ntsuas qhov chaw;

5. Hloov cov nyiaj them poob haujlwm;

6. Txuas cov nyiaj them nyiaj kom raug;

7. Hloov cov nyiaj them poob haujlwm;