Can this be done in an ongoing pbem?
As Oberst_Klink already said above no, you'll have to either live with the broken unit or restart. Allowing editing of an ongoing game would leave way too much potential for cheating open.
Did you ever see history portrayed as an old man ... weighing all things in the balance of reason?
Is not [it] an eternal, imploring maiden, full of fire, with a burning heart and flaming soul, humanly warm and humanly beautiful?