Repair and maintenance of GW Type outdoor disconnect switch
Main maintenance contents are as follows:
(1) Wipe off the grime, check whether the installation and wiring are good or not.
(2) For the conductive part with slight burns, trim it with fine emery cloth and wash it with gasoline, and then coat with industrial vaseline; In case of severe burns, it shall be replaced.
(3) Check the fastener of the isolator and manual operation mechanism are tightened reliably.
(4) Check the linkage of the isolator and manual operation mechanism and make sure it is working well.
(5) Check and adjust the contactor pressure grounding .
(6) Except the galvanized surface, the exposed part of the black metal surface is covered with gray enamel.