After the tests in Brussels with normal track bogies, the tram went back to the factory. The normal track bogies are more or less visible on this photo.
Photo: Herbert Heller (Belgium) negative and photo from my collection and written permission to use the collection in my possession.
In Brussels (Woluwe) between 22/04/1981 — 15/05/1981, then back to BN Bruges (factory). 09.11.1983 to Charleroi, 6106; 01.01.1991 to TEC; 05.1995 to 7406