(f)dismissal from service,may, within sixty days from the date on which a copy of such order is served on him, appeal to the Appellate Tribunal on any one or more of the following grounds, namely:-(i)that there is want of good faith in passing the order,(ii)that the order is intended to victimize the appellant;(iii)that, in passing the order, the educational agency has been guilty of a basic error or violation of the principles of natural justice; or(iv)that the order is not based on any material or is perverse;