A, check the guide wheel bearings and adjust and replace according to the situation;
b, check the adjustment of the gap between the roller and the column 0.5~1mm, wear seriously need to be replaced;
C, do fall test, check the reliability of the speed limit brake;
D, check the operation and reliability of all broken rope anti-crash device;
E, check hanging cage on the roof of the limit mechanism, in time to adjust;
A, check the lift brake motor and cycloid reducer coupling;
b, check the elevator traction Machine wheel groove and on the climbing sleeve of the positioning force components;
c, check the hanging cage and Traction machine column Shaw wear.