WW2 Air Ministry Manuals Inspection During Manufacture, Overhaul, Test

For sale is an WW2 Air Ministry Manuals Inspection During Manufacture, Overhaul & Test, published 1940. The introduction states: 

  INSPECTION OF AERO-ENGINES   Introduction   THE following notes, which deal with the inspection of aero-engines during manufacture, overhaul, and test have been written for those who are studying with a view to qualifying for the Ground Engineers' "D" Licence, and the first step is to procure a copy of the Air Naviga- tion Orders, and the latest issue of the Air Navigation Directions. These are both obtainable from H.M. Stationery Office, Adastral House, Kingsway, W.C.2.   Section 3, paragraphs 44 to 54, of the latter document, give particu- lars relating to the licensing of Ground Engineers and the regulations and conditions governing the issue of a licence.   Paragraph 47 calls attention to the syllabus of the oral examination, referred to in sub-paragraph (b) of the previous paragraph in the section. This syllabus is known as Air Ministry Pamphlet No. 34, and should be obtained at the first opportunity. It stresses the importance of studying the Air Navigation Act and the Air Navigation Directions, and with particular reference to Category D the following sections of the Air Navigation Directions are of the utmost importance.   Section 2 (c), paragraphs 19 and 20. Here you will find the inspec- tional requirements that must be exercised throughout the manufacture, and equally the overhaul or rectification of an engine. In effect, it comprises a systematic following through of the inspection of every detail and assembly of an engine from the raw material to the finished product.   Section 2 (c), paragraph 21. This refers to the limitations imposed on a Ground Engineer as regards the acceptance of parts which do not conform strictly to the approved drawings. Section 2 (h), paragraphs 34 to 36, refer to the incorporation of   modifications affecting the safety of an engine as a condition of air-   worthiness.   Section 5, paragraphs 58 and 59. These state that the standard of material and workmanship, when overhauling or repairing engines, shall be that required for new engines. It also prescribes the form of certificate that must be inserted in the engine log book, and signed by the ground engineer, on the completion of his supervision Approved log books have the certificate printed at the bottom of each page. The subject-matter in each of the above sections is referred to in detail elsewhere in the book.     This is in good condition.    This will be sent via Royal Mail 1st class signed for and dispatched within two working days.