=2z Do not tighten screws & bolts until the entire unit is completely assembled. 1 Attach Base(B) to Top(A) by using Screw(C), Flat Washer (D), Spring Washer (E) and Allen Wrench(F) as shown. Cleaning & Care Treat surface with care. Surface is resistant to scratches but is not scratch resistant. Clean surfaces with a dry or damp soft cloth. Do not use abrasive cleaners. Hardware may loosen over time. Periodically check that all connections are tight.