1. Covhluav taws xob actuator valveyuav tsum tau muab cia rau hauv chav qhuav thiab qhov cua, thiab ob ntu ntawm lub valve lub cev yuav tsum tau thaiv.

2. Lub sij hawm ntev cia ntawm cov hluav taws xob li qub yuav tsum tau kuaj xyuas tsis tu ncua kom tshem tawm cov av thiab siv cov roj los tiv thaiv xeb rau ntawm qhov chaw ua haujlwm.

3. Tom qab kev teeb tsa, nws yuav tsum tau kuaj xyuas tsis tu ncua, cov khoom tshuaj xyuas tseem ceeb:

(1) Tshawb xyuas seb qhov sealing nto zoo li cas

(2) Tom qab sib sau ua ke, lub valve yuav tsum tau sim rau kev sib khi ua haujlwm.

(3) Tshawb xyuas qhov kev puas tsuaj ntawm qia thiab qia txiv ntoo ntawm lub valve.Yog tias muaj kev puas tsuaj, hloov nws raws sijhawm.

(4) Tshawb xyuas seb lub ntim khoom tsis dhau hnub, thiab hloov nws yog tias nws puas lawm.