1-4-5-12-zamena-lampy-verkhnego-plafona-osveshheniya-fonarejj-mestnogo-osveshheniya.html
1. Wrap up a flat screw-driver soft rags (in order to avoid mechanical damages of an upholstery) and carefully insert it sideways cases of the top plafond, as is shown in
drawing 1.202. Then remove the plafond case assembled.
2. Turn a cartridge with a lamp counter-clockwise and take out it.