Maintenance, servicing, repairs, and disposal
Instructions for use • AIDA C WD310 • AAB272_EN_V2.0_12-2021_IFU_CE-MDR 92
8 Maintenance, servicing, repairs, and disposal
8.1 Maintaining the product
If they are not described in more detail here, maintenance activities may only be performed by
KARLSTORZ or by a company authorized by KARLSTORZ.
8.1.1
Maintenance
The following maintenance intervals are recommended:
Interval Activity To be performed by
As required Change fuse KARLSTORZ service techni-
cian or a qualified person
Annually Safety inspection KARLSTORZ service techni-
cian or a qualified person
Every 4 years Replace lithium battery KARLSTORZ service techni-
cians
8.2 Safety inspection in accordance with IEC 62353
WARNING
Risk of injury due to product deficiencies!
Patients, users, and third parties may be injured as a result of deficiencies with the product and
accessories.
Shut down the product.
Have the deficiencies repaired by persons authorized by KARLSTORZ.
Regardless of the national accident prevention regulations and testing intervals for medical
devices, for this device safety checks must be performed as repeat inspections according to
IEC62353 and recorded by a qualified electrician at least once a year. Detailed specifications
on the scope and performance of the safety check can be found in the service manual.
8.2.1
Visual inspection
1. Check the product and accessories for any mechanical damage.
2. Check labels for readability.
8.2.2
Electric measurements
Limit values for electrical measurements can be found in the current IEC 62353.
1. Measure the protective ground resistance.
2. Measure the earth leakage current.
3. Measure the touch current.
4. Measure the patient leakage current.
8.2.3
Functional test
1. Perform a functional test in line with the instructions for use.
2. Document the results of the safety inspection.