A demand for jury trial shall be deemed a demand for a trial by a jury of six (6) members unless any party expressly demands a trial by twelve (12) members. Timing of the filing of the demand for jury trial and withdrawal of same shall be as set forth in Pa.R.C.P. No. 1007.1.
Chest. Cnty. Ct. Comm. Plea. R. 1007.1A