bosch chargers for 24 v gbh vre

[mrtinit]

hello
i seem to be having big problems find a way to fix my two yes two chargers for my drill i have a fast charge i have an [al 15 fc 2498] and a normal charge {al 2450 dv} both have the same problem the curly tramsformer lokking thing has detactched itself from the pcb i can only imagine heat as bieng the cause but why im stuck and do believe there is a soldering job is need to solve my problem oh also a visit to maplin for a part