Maintenance intervals for waste paper balers often depend on a number of factors, including how often the machine is used, the working environment, the type of material and the manufacturer's recommendations. Generally speaking, in order to ensure good performance and extend the service life of the waste paper baler, the following are some general maintenance recommendations:
1. Daily maintenance: Clean after each use, remove residual paper scraps and other debris, and check whether all components are working properly.
2. Weekly maintenance: Check the hydraulic system every week, including the hydraulic oil level and oil quality, to ensure that the oil is clean and foam-free; check whether the fasteners are loose and tighten them in time.
3. Monthly maintenance: Lubricate the transmission chain every month, check whether the filter needs to be replaced, and check key components of the machine such as oil cylinders, piston rods, etc. to ensure there is no wear or damage.
4. Quarterly maintenance: Conduct a detailed mechanical inspection every quarter, including checking the performance of hydraulic pumps, valves and seals, confirming whether the strap supply system is smooth, and making appropriate adjustments and lubrication to all moving parts.
5. Annual maintenance: A comprehensive inspection and maintenance is performed every year, which usually requires professional technicians to complete. This includes a thorough inspection of all critical components, such as hydraulic cylinders, pump stations, motors and control systems, as well as the replacement of worn parts.

6. Maintenance on demand: In addition to regular maintenance, any time the machine is found to be operating abnormally or has performance degradation, it should be inspected and repaired immediately.

It is crucial to follow the manufacturer's maintenance manual and maintenance schedule, as different models and brands of waste paper balers may have specific maintenance requirements. Regular maintenance can not only prevent failures, but also improve packaging efficiency and ensure operational safety, thereby saving maintenance costs and time for enterprises in the long term.