A man blew a gasket in a Brooklyn laundromat, attacking a worker when a washing machine went on the fritz, footage released by police Thursday shows.

The hothead was in Hicks Mega Laundromat on Hicks Street in Red Hook at 10:15 a.m. Saturday when he confronted the 34-year-old store employee when the machine began malfunctioning, cops said.

Video shows the worker opening the office door to talk to the man, who immediately punches him in the face at least three times.

The man continued to slug the worker, pushed him to the floor, hit him over the head with a chair, and then fled, police said.

He was last seen pulling a grocery cart and wearing blue jeans, a blue track jacket and white sneakers

The victim suffered minor bruising and refused medical attention, cops said.