Often to repair a device or product it is dismantled, averting her quite a large number of mounting screws and bolts of different sizes. During Assembly, however, have painfully reminded of their location. To avoid confusion, do not be lazy on a piece of cardboard to draw a plan of the product, and in the place of installation of fasteners is to pierce with an awl holes in which to insert the appropriate hardware during disassembly.
V. PETROV, S. fish, Krasnoyarsk Krai