Slewing Bearing Replacement & Installation
Technical SolutionsSpecialized technical service for crane slewing ring systems, including inspection, replacement and installation of slewing bearings for mobile cranes and tower cranes.
DETAILS
Bac Au provides specialized slewing bearing services — the critical component allowing the crane upper structure to rotate 360° relative to the lower structure, bearing all lifting loads and tilting moments.
Service scope:
• Inspection and diagnostics: Bearing clearance measurement per manufacturer standards. Vibration analysis for early damage detection. Wear assessment of raceways, balls/rollers, and gear rings.
• Slewing bearing replacement: Upper structure removal using jack-up method or auxiliary crane. Old bearing removal, mounting surface cleaning, foundation bolt inspection. New bearing installation, bolt torquing to specification, specialized lubricant application.
• Supported crane types: MHC (Mobile Harbour Crane). Crawler Crane. Tower Crane. Ship Crane.
• Bearing supply: Genuine slewing bearings from reputable manufacturers (Rothe Erde, IMO, PSL, Liebherr). Consultation on bearing selection matching load and operating conditions.
On-site service execution, minimizing crane downtime. Warranty per manufacturer standards.
