W-type vacuum pump routine maintenance of the safety precautions 1 Do not rub the device near the transmission parts. 2 operators in the tour inspection, pay special attention to the reliability of equipment safety devices, found that failure should not be excluded in operation. W-vacuum pump maintenance safety precautions 1 equipment before the handover must be strictly handled the transfer of equipment. 2 before the repair should cut off the source of the material and cut off the power, hung "forbidden card." 3 maintenance equipment disassembly should be strictly in accordance with the order, and try to use special tools, removed parts should be placed in order, not messy stacked. 4 equipment zero, parts should be cleaned before reassembly, assembly may not be hard percussion, rolling bearing application of hot oil bath or electric heating assembly. 5 maintenance personnel in the overhaul of equipment, should strictly comply with the provisions of the safe working practices. 6 overhaul is completed, the maintenance site should be done after finishing material net. W-type vacuum pump test safety precautions 1 test should be in the test site to exclude all kinds of unsafe factors before. 2 test equipment startup, parking and other operations should be held by the position of the "safety operation certificate" of the skilled workers. 3 test should be maintenance personnel, operators, quality inspection staff to participate.