How to maintain the universal wheel and caster?
Always check the caster and caster structure and tightness. Regularly rotate the universal wheel and caster on the side or both ends to check the following items:
1. Is the weld or the welded bottom plate broken?
2. Are the nuts and bolts loose?
3. Check the structural deformation caused by overload or violent impact. The uneven weight of the weight is distributed to one or two caster casters, which will cause the universal wheel and caster to deform and the wheels cannot rotate.
4. If it is a caster caster with a plunger, make sure that the mounting hole of the device is not bent and is tightly connected with the plunger.
5. Install the casters with locknuts or lock washers
6. Confirm whether the expansion rubber sleeve is in place, caster, Shanghai caster factory, universal wheel, universal caster
