Can elevator circuit boards be repaired instead of replaced?
জিজ্ঞাসার সময়:
2023-10-08
উত্তর
Some boards can be repaired after professional diagnosis, but safety-critical damage, unavailable components, burned multilayer traces or corrupted firmware may make replacement safer and more economical.
উত্তর দেওয়ার সময়:
2023-10-08