For the instruction of voters on election day, the election official in charge of the election shall provide at each polling place one instruction-model electronic voting system marking device. Each such instruction-model shall show the arrangement of party rows, office columns and questions. Such model shall be located at a place which voters must pass to reach the official marking device used in the actual casting of votes.
     Before entering the voting booth each voter shall be offered instruction in the operation of the marking device by use of the instruction-model and the voter shall be given ample opportunity to operate the model by himself. In instructing voters, no precinct official may show partiality to any political party. The duties of instruction shall be discharged by a judge from each of the political parties represented and they shall alternate serving as instructor so that each judge shall serve a like time at such duties. No instructions may be given after the voter has entered the voting booth.
     No precinct official, or person assisting a voter may in any manner request, suggest, or seek to persuade or induce any voter to cast his vote for any particular ticket, candidate, amendment, question or proposition. All instructions shall be given by precinct officials in such a manner that it may be observed by other persons in the polling place.