Oslo Sporveier decided that it wanted to remove the rush-hour services and instead introduced three-car trains.
It covers the route of current route 2, which has frequent rush-hour service.
"We're aiming for having normal rush-hour service Monday morning," he said.
Hunterspoint and Long Island City stations are rush-hour service only.
Subways now have less rush-hour service than in the 1960's.
The 14 was later cut back to only rush-hour service.
The service runs every hour, with additional rush-hour services, and reduced service in the evenings and on the weekend.
Full rush-hour service will resume on Monday.
An emergency alarm triggered in a subway tunnel disrupted rush-hour service.
Transit officials said they had no figures available on rush-hour service during those two periods.
