Steve Silver Company Dining Chairs - Assembly Troubleshooting Guide The most important element of correct chair assembly is to tighten the bolts as directed. Prematurely tightening the bolts can lead to numerous issues and will lengthen the assembly time. Listed below are the most common issues in chair assembly and their easy solutions. PROBLEM: Chair is unlevel. Cause 1: Unlevel chairs can occur if the bolts are fully tightened before all bolts are attached.