[3] Due to a lull in combat when it was deployed, Zaamurets was initially used as an anti-aircraft weapon, though it later fought in the Southwest during the Kerensky offensive.

Zaamurets was renamed to Lenin, and attached to a Khunkhuz armored train known as BP No.3 that had previously been captured by Polupanov's forces.

Freedom or Death), was dispatched to fight in the southern front of the Ukrainian–Soviet War against German, Austrian and Ukrainian forces near Odesa and Melitopol.

[5] In mid-May, Zaamurets was sent to Moscow for repairs, but on arrival Leon Trotsky ordered the crew be disbanded for engaging in partisan activities.

[6][7] In spring 1918 the Red Army ordered Polupanov to dispatch Zaamurets to the Trans-Siberian Railway to help counter the Czechoslovak Legion's use of armored trains.

[8] Soon after the train arrived in Simbirsk, the Red Army was forced to evacuate the city, leaving Zaamurets behind in working order.

[8] The White Russians would keep Orlik, Zaamurets included, in Vladivostok until October 1922, when Red Army forces seized the city.

[8] Zaamurets was originally designed to use the four-axle Fox-Arbel railway chassis, however it was found to have pivot-beams and bogies too weak to support an armored train.

It was also equipped with internal telephones and colored lights which allowed for rapid communication between the compartments, seven periscopes, two rangefinders for air targets, and two Westinghouse brakes, one manual and one pneumatic.

While it was also planned to upgrade the engines to 80-100hp and install motors to turn the turrets, these further modifications were cut short with the outbreak of the October Revolution.