A peacetime manual may prohibit a firing arc because blast damage could impose thousands of pounds in repairs merely to hit a towed target. In combat, the value of damaging the enemy can justify that same risk, so historians should not automatically translate an economy-and-maintenance restriction into a hard technical limit.
Notable Point · 1:11:41-1:12:29
Why peacetime firing rules do not define wartime capability
Restrictions against firing over another turret protected expensive equipment during exercises, not proof that the shot was impossible in combat.