High-pressure part of the investigation by the Department of 5kV/O.7A fuse due. The reason is the porcelain control filament feet on the ground f ie housing) leakage caused by short circuit. Do not throw away their time, as long as after simple processing can be restored to use. Is a thin ceramic blade or flat-blade screwdriver along the roof edge control slowly pry expose the internal structure can be seen through the plastic housing of the filament is embedded in the body of aluminum, porcelain fixed riveting control tube on the substrate. The roots of this short-circuit universal, it is the seat of plastic filament feet and embedded within its aluminum body caused by a short circuit. Then just use flat screwdriver at the base and pry riveting, during leave 1 ~ 2cm distance, and then pick a fixed 1:1 AB glue, glue dry upon the porcelain shell roof control cover. Edge compression. Installed everything OK.seaservice manual download site