[2] After finishing secondary school, he graduated at the energetical technikum in Sosnowiec, completed his compulsory military service in the Polish Army and worked as an electrician, in the same time was engaged in the parish life as a layperson.

In 1989 he joined a mendicant Catholic religious community of the Order of Friars Minor Conventual and after the novitiate in Kalwaria Pacławska made a solemn profession on 2 October 1994.

Maculewicz worked at the St. Maksymilian Centrum in Harmęże near Oświęcim, and for two years he lectured the Mariology at the Franciscan Major Theological Seminary in Kraków.

During these years (2001-2005) he continuously visited all areas of the order that fell under its jurisdiction, including the Mission sui iuris of Uzbekistan, entrusted to the Conventual Franciscans from this province.

On 14 May 2005, he was consecrated as bishop by Cardinal Angelo Sodano and other prelates of the Roman Catholic Church[3] in the Basilica of the Twelve Holy Apostles in Rome and was installed on 26 June 2005 in Tashkent.