• Full Dissembling of main drive,
• Performing health tests of various components of main bearing of TBM
• Accurate measurement of abrasion and permissible tolerance of main bearing,
• Full Dissembling of sealing part of main drive,
• Repair & refined of main drive ring speed and full amendment of wears and corrosion of sales seat place,
• Complete disassembly, repair and assembly of main drive gearboxes and electro motors,