How to maintain the 3-ton mining trolley electric locomotive?
1. Clean the driver's indoor environment and driver control daily, and use a hair dryer to clean up the dust every few days.
2. Check whether the fasteners around the locomotive are loose, damaged or missing.
3. Check whether the line is in good contact, whether the cable is damaged, and whether the live part is exposed.
4. Check whether each mechanical switch is reliable, that is, whether the connection is firm, and whether the operation is flexible, such as brake handwheel, sand-spraying ring, etc.
5. Check whether the braking system needs to be replaced, such as brake shoes, transmission structure, etc.
6. Check the sand spreading device, such as the amount of remaining sand, whether the sand is agglomerated, whether the mechanical structure is deformed, etc.
7. Check whether there are obvious looseness, deformation or cracks everywhere, such as car body, wheels, spring brackets, etc.
8. Check the wear condition of the easy-to-wear parts. If the wear limit is exceeded, it should be replaced in time.
9. Check whether the pantograph is damaged and whether it needs to be replaced.