Vim li cas lub tshuab nqus tsev twj roj ntws rov qab?
Aug 11, 2020| 
| Yog vim li cas | Kev daws |
| 1.Misalignment ntawm daim tshev valve thiab lub inlet qhib | 1.Reset lawv |
| 2.Misalignment ntawm cov pa tawm valve | 2.Reset nws |
| 3.Impurities nyob rau hauv lub tso pa valve ports | 3. Ntxuav cov impurities |
Xa kev nug