Rule 2352. Substitution of successor

(a) The successor may become a party to a pending action by filing of record a statement of the material facts on which the right to substitution is based.

(b) If the successor does not voluntarily become a party, the prothonotary, upon praecipe of an adverse party setting forth the material facts shall enter a rule upon the successor to show cause why the successor should not be substituted as a party.