The way to complain about this situation is to contact the property and reflect it to the relevant departments.

1. Contact the property: You can try to contact the property management department of the community to be responsible for the maintenance and management of public facilities in the community, including fitness equipment. You can reflect this problem to the property management department and ask to deal with it as soon as possible.

2. Report to relevant departments: If the property management department fails to deal with the problem in time, it can report the problem to the local jurisdiction, such as park management.