(1).Lub phaj kub exchanger tsis tuaj yeem ua haujlwm nyob rau hauv cov xwm txheej uas tshaj nws qhov kev txwv, thiab tsis txhob siv lub zog poob siab rau cov khoom siv.

(2).Tus neeg ua haujlwm yuav tsum hnav hnab looj tes tiv thaiv, tsom iav kev nyab xeeb thiab lwm yam khoom siv tiv thaiv thaum tuav thiab ntxuav lub phaj kub exchanger.

(3).Tsis txhob kov cov khoom siv thaum nws tab tom khiav kom tsis txhob raug hlawv, thiab tsis txhob kov cov khoom ua ntej qhov nruab nrab yog txias rau huab cua kub.

(4).Tsis txhob disassemble lossis hloov cov hlua khi thiab cov txiv ntseej thaum lub phaj kub hloov pauv khiav, cov kua yuav txau tawm.

(5).Thaum PHE ua haujlwm nyob rau hauv qhov kub thiab txias, kub siab los yog qhov nruab nrab yog cov kua phom sij, Phaj shroud yuav tsum tau muab ntsia kom paub tseeb tias tsis ua mob rau tib neeg txawm tias nws xau.

(6).Thov tshem tawm cov kua ua ntej disassembly.

(7).Tus neeg saib xyuas tu uas tuaj yeem ua rau lub phaj corrosive thiab gasket tsis raug siv.

(8).Thov tsis txhob incinerate lub gasket vim lub incinerated gasket yuav emit cov pa phem.

(9).Nws tsis raug tso cai kom nruj cov bolts thaum lub tshav kub exchanger ua haujlwm.

(10).Thov pov tseg cov cuab yeej ua cov khoom pov tseg thaum kawg ntawm nws lub neej voj voog kom tsis txhob cuam tshuam rau ib puag ncig thiab tib neeg kev nyab xeeb.