Battery F joined in the Army of the Potomac's advance from the Rappahannock to the Rapidan River on 13–17 September 1863. The unit served in the Bristoe campaign. It was present during the battles of Second Auburn and Bristoe Station on 14 October. The battery moved to the Rappahannock on 7–8 November. Battery F was present during the Battle of Mine Run on 26 November–2 December. The battery crossed the Rapidan at Germanna Ford and was engaged at Mine Run on 27–28 November and at White Hall Church on 29–30 November. It re-crossed the Rapidan at Gold Mine Ford and went into winter quarters at Brandy Station. The unit fought at the Battle of Morton's Ford on the Rapidan on 6 February 1864. More recruits joined Battery F at this time. The battery marched to Camp Barry where it was re-fitted. It replaced some heavy artillery units in the defenses of Washington, D.C. on 14 May. From May until July, it manned Washington D.C. defenses south of the Potomac. From July 1864 until April 1865, the battery garrisoned Harper's Ferry. Battery F was reassigned to the defenses of Washington until it was mustered out on 26 June 1865.