All components on a helicopter are lifed items, and are subject to flexible servicing, you will be required to carry out these flex ops, and all other snags written down in the A700 (in old money) by Sir or other less beings. You will not be allowed to service or sign for any work, until qualified QM and later QS Ie Q to maintain and Q to sign for. You will be chaperoned for many a year by the Killick or PO of that helicopter. Until you reach the dizzy heights of QS and QM, where your superior will also sign for you work, as supervisory ps also you will run errands for everybody,and run the coffee boat,and fresh water wash the paraffin pidgeon after every flight over the oggin after that you can go ashore ,and spin dits,about the mightyFAA and call yourself a real grubber