请协助翻译以下3句话，急需，谢谢

1、A/S每月清洗一次，过滤网每半年更换一次。请在表中注明清洗和更换的时间。
Clean A/S monthly.Replace the filter net semiannually.Please note the clean time and the replace time in the list.

2、A/S每周检查一次，如果发现6S状态较差，立即安排清洗。过滤网每月检查一次，如果发现滤网较脏，立即安排更换。
Check A/S weekly.If the 6s states are found not so good,cleanning work should be arranged immediately.
Check the filter net monthly.If the filter net is found dirty, replace it immediately.
3、纪录保存年限：建档当年加一日历年
Records saved limit: since archiving year plus one calendar year
4、如有异常，请在备注栏中说明:
If some abnormal case occured, please explain in the remark columns！

1, A / S monthly cleaning, filter replacement once every six months. Please indicate in the table of time cleaning and replacement.
2, A / S once a week, if we find that the state of poor 6S, immediately arrange for cleaning. Filters once a month, if we find more dirty filter, immediately make arrangements for replacement.
3, record keeping period: calendar ye