| Hom | Hom | Cov Lus Qhia Tshwj Xeeb | Kev Tuav | Siv tau |
| OTIS | 76 * 22 * 6203/76 * 22 * 6204/76 * 25 * 6204 | 72 * 22 | 6204 | OTIS escalator & txav mus los series |
Cov log tsheb escalator yuav tsum tau siv lubrication thiab kev txij nkawm ntau zaus kom paub tseeb tias ua haujlwm tau zoo thiab ua haujlwm tau ntev.
Yog tias koj muaj lus nug tshwj xeeb lossis xav tau txog cov escalator sprockets, peb tuaj yeem muab cov ntaub ntawv thiab kev pab ntxiv rau koj.