According to a statement issued by Temple Ner Tamid, the fire went out on impact and the door remained secure.

Source: https://www.jewishpress.com/news/us-news/bloomfield-nj-synagogue-attacked-by-molotov-cocktail/2023/01/30/

“And here we are with our Temple Ner Tamid family.

Source: http://chelsearecord.com/2023/04/27/temple-ner-tamid-honors-richard-and-loretta-band-for-their-many-years-of-distinguished-and-selfless-service/

The leadership board of Ner Tamid (which translates to “eternal light” or “eternal flame”) met repeatedly over the week after the attack to discuss how best to serve the group and the wider Jewish community.

Source: https://www.nytimes.com/2023/11/05/nyregion/how-a-century-old-jewish-fire-brigade-processes-grief-over-the-war.html