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Air Ministry Official Notices

Air Ministry Official Notices 262 AIRCRAFT ENGINEERIN G October, 1935 Instruction s to Aeroplan e Owners and Ground Engineer s on Essentia l Modifications No . 18 of th e yea r 1935 or, alternatively, of being placed on a waiting or at the renewal of the Certificate of Air­ list for th e next board to b e held in th e place worthiness, or, in any circumstances within I n order to avoid the possibility of mis­ in question. six months from the date of this notice. apprehension in th e loading of aircraft, owners CANCELLATION Certificates of Airworthiness will not be of aircraft who have had modifications made renewed and ground engineers must not sign since the aircraft was last weighed are reminded Notice to Aircraft Owners and Ground daily certificates of safety for flight after the of their responsibility for ensuring that the Engineers No. 13 of th e yea r 1935 is hereby date s given above unless the required modifi­ corrected tare weight of th e aircraft is brought cancelled. cation has been embodied. to the knowledge of an y pilot who may have August 8, 1935. August 19, 1935. occasion t o fly th e aircraft. When any substantial alteration in tare No . 20 of th e yea r 1935 weight is involved, the owner must, before the No . 22 of th e yea r 1935 Amendment List No. 44 t o th e Airworthiness aircraft is again flown, make arrangements to Airscrews to the undermentioned designs Handboo k for Civil Aircraft (Air Publication have the aircraft re-weighed, the revised tare have been approved for certain types of aircraft, 1208) has been issued, and copies can be ob­ weight painted on th e aircraft in accordance and additions should be made to th e appropriate tained, price 1s. net or 1s. 1½d. post free from with the provisions of paragraph 33 of th e Notices to Aircraft Owners and Ground En ­ H.M. Stationery Office a t one of th e following Air Navigation Directions 1932 (A.N.D.11.). gineers as follows:— addresses : — Adastral House, Kingsway, and the weight schedule adjusted as necessary. Drawing Issue Diameter Pitch London, W.C.2; 120, George Street, Edin­ The certificate of airworthines s for the aircraft, No. No. in feet. in feet. Remarks. burgh 2 ; York Street, Manchester 1; 1, St. accompanied by a certified true copy of th e (i) Add th e following design t o Notic e No. 12 Andrew's Crescent, Cardiff; 80, Chichester entry in the aircraft or engine log book of 1931:— Street, Belfast, or throug h any bookseller. relating to the modification, showing the D.H.60G. ("MOTH" ) AIRCRAFT. Attention is particularly directed to the particulars of the revised weights, should be (D) With Gipsy Major Engine. following amendments introduced by this D.H.5220/ K .. — 6·33 5·0 — forwarded to the Air Ministr y without delay, (ii) Add the following design to Notice No . 12 Amendment List. These modified requirements in order that it ma y be amende d accordingly. of 1933:— will be applicable to new typ e aeroplanes or As regards a modification involving only a engines for which application is received after D.H.82A (" TIGER MOTH ") AIRCRAFT minor variation of th e tare weight, it is usual th e dates shown in th e table below. (B) With Gipsy Major Engine for the necessary adjustment of th e particulars D. H 5220/G .. — 6·33 4·58 — of weights to be effected at th e time of th e (iii) Add th e following designs to Notice nex t renewal of th e certificate of airworthiness. No. 12 of 1935:— Dat e of The Air Ministry offers no objection to th e Ite m No. Description . Design Leaflet. "HAWK MAJOR" AIRCRAFT Application. continuance of this practice so long as it is 258 Strengt h an d vi­ Design Leaflet B.2 , 1st August, (A) With Gipsy Major Engine bratio n tests of Par t II, para. 7, 1935 strictly confined to such small differences as Z971 .. .. — 6·23 5·26 — main plane ribs. sub-paras. (I) and Z.973 .. .. — 6·23 5·5 — would not conduce to unintentional over­ (II). 61326A/X 6 .. — 6·17 6·27 — 262 Engin e installa­ Design Leaflet D.1 . 1st August, loading of th e aircraf t by calculating the pay tion require­ Ho - arrangement 1935 September 3, 1935. load on a material mis-statement of the actual ments—general . of leaflet. Engine installa­ Design Leaflet D.3. 1st August, tare weight of th e aircraft. tion require­ R e - arrangement 1935 No . 23 of th e yea r 193 5 ments — fue l of leaflet Jul y 18, 1935. system . Only aeroplanes specifically approved for Trailin g aerials Design Leaflet E.5., 1st August, on cavil aircraft. para . 3 , sub-para. 1935 the purpose are to be used for towing gliders. No . 19 of th e yea r 1935 (IV.) When such approval is required, application 266 Fire prevention Design Leaflet G.I . 1st August, Fxamination Boards will sit for th e purpose New issue of requirements . 1935 is to be made in the first instance to Th e leaflet. of examining applicants for ground engineers' Secretary, Air Ministry (C.A.2.), Adastral licences a t th e following places and times:— House, Kingsway, London, W.C.2, and a t the (a) London, weekly, on each Tuesday in August 12, 1935. same time full details of the proposed scheme October, November and December, 1935. are to be forwarded to the Chief Superintendent, (b) Croydon, on th e second Friday in October, Royal Aircraft Establishment, South Farn- No . 21 of th e yea r 193 5 November and December, 1935. borough, Hants, marked "Fo r th e attention Corrosion has been observed to occur between (c) Manchester, on the first Friday in of the Airworthiness Department." th e gauze and the body in th e filter chamber of December, 1935. Before approval is given, it will be ascertained th e D.H.A.C. fuel pump of Gipsy III an d (d) Bristol, on th e first Friday in October, tha t the structur e has an adequate margin of Gipsy Major engines. strength under loads from the towing cable, Investigation has shown that the corrosion is (e) Glasgow, on the first Thursday in and that the control of th e aircraft will not be associated with the presence of water, a con­ November, 1935. in danger when the pull on th e aircraft from tributory condition being the storage of th e Applications for licences should be made on th e towing cable act s in an y reasonably probable engine for several weeks prior to installation direction. C.A. Form 2B, which is obtainable on request, an d preparation for flight. an d should be addressed to th e Secretary, Air Quick releases, under the control of th e Ministry (C.A.2), Adastral House, Kingsway, I t is very unlikely this condition will develop pilots of th e aeroplan e and glider respectively, London, W.C.2. Applications for extensions during normal operation when the part s are are to be fitted at the ends of the towing continually washed by the flow of fuel and t o existing licences will also be dealt with a t cable. A device which necessitates the un­ cleaned after approximately each 25 hours these boards, and such applications should be winding of cable from a drum before release flying during routine maintenance. made on C.A. Form 2D to th e abov e address. is effected, is not acceptable. When forwarding the application, the applicant Operators are requested, however, to exercise Provision is t o be made to guard against vigilance with regard to this matter, par­ should indicate the provincial centre which he th e tow rope fouling any par t of the aero­ ticularly if an engine has been standing off wishes to attend for examination, if he is plane, either when under load or when released unable to take th e examination in London. service for some time. or slackened by the glider over-running the The copper or brass filter gauze will be Application for examination at the centres aeroplane. replaced on future production by stainless steel named a t 1 (c), (d) and (c) above can only be I n no circumstances may passengers be gauze. This new gauze will be supplied to accepted provided that the application, to­ carried for hire or reward in th e towing aero­ all operators on application to The de Havilland gether with the appropriate fees, is received plane or in th e towed glider. Aircraft Co., Ltd., Hatfield, Herts, or t o any 28 days before th e dates specified, and provided CANCELLATION of their overseas associated companies provided also that the tota l number of applications re ­ Notice to Aircraft Owners and Ground th e number of th e engine is quoted for which ceived is within the capacity of the board. th e replacements are required. Engineers No. 50 of the yea r 1931 is hereby Applicants whose applications are not accepted cancelled. owing to these provisions will be given th e The new stainless steel gauze must be fitted September 6, 1935. opportunity of early examination in London, a t the first complete overhaul after this date, http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Aircraft Engineering and Aerospace Technology Emerald Publishing

Air Ministry Official Notices

Aircraft Engineering and Aerospace Technology , Volume 7 (10): 1 – Oct 1, 1935

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Publisher
Emerald Publishing
Copyright
Copyright © Emerald Group Publishing Limited
ISSN
0002-2667
DOI
10.1108/eb029980
Publisher site
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Abstract

262 AIRCRAFT ENGINEERIN G October, 1935 Instruction s to Aeroplan e Owners and Ground Engineer s on Essentia l Modifications No . 18 of th e yea r 1935 or, alternatively, of being placed on a waiting or at the renewal of the Certificate of Air­ list for th e next board to b e held in th e place worthiness, or, in any circumstances within I n order to avoid the possibility of mis­ in question. six months from the date of this notice. apprehension in th e loading of aircraft, owners CANCELLATION Certificates of Airworthiness will not be of aircraft who have had modifications made renewed and ground engineers must not sign since the aircraft was last weighed are reminded Notice to Aircraft Owners and Ground daily certificates of safety for flight after the of their responsibility for ensuring that the Engineers No. 13 of th e yea r 1935 is hereby date s given above unless the required modifi­ corrected tare weight of th e aircraft is brought cancelled. cation has been embodied. to the knowledge of an y pilot who may have August 8, 1935. August 19, 1935. occasion t o fly th e aircraft. When any substantial alteration in tare No . 20 of th e yea r 1935 weight is involved, the owner must, before the No . 22 of th e yea r 1935 Amendment List No. 44 t o th e Airworthiness aircraft is again flown, make arrangements to Airscrews to the undermentioned designs Handboo k for Civil Aircraft (Air Publication have the aircraft re-weighed, the revised tare have been approved for certain types of aircraft, 1208) has been issued, and copies can be ob­ weight painted on th e aircraft in accordance and additions should be made to th e appropriate tained, price 1s. net or 1s. 1½d. post free from with the provisions of paragraph 33 of th e Notices to Aircraft Owners and Ground En ­ H.M. Stationery Office a t one of th e following Air Navigation Directions 1932 (A.N.D.11.). gineers as follows:— addresses : — Adastral House, Kingsway, and the weight schedule adjusted as necessary. Drawing Issue Diameter Pitch London, W.C.2; 120, George Street, Edin­ The certificate of airworthines s for the aircraft, No. No. in feet. in feet. Remarks. burgh 2 ; York Street, Manchester 1; 1, St. accompanied by a certified true copy of th e (i) Add th e following design t o Notic e No. 12 Andrew's Crescent, Cardiff; 80, Chichester entry in the aircraft or engine log book of 1931:— Street, Belfast, or throug h any bookseller. relating to the modification, showing the D.H.60G. ("MOTH" ) AIRCRAFT. Attention is particularly directed to the particulars of the revised weights, should be (D) With Gipsy Major Engine. following amendments introduced by this D.H.5220/ K .. — 6·33 5·0 — forwarded to the Air Ministr y without delay, (ii) Add the following design to Notice No . 12 Amendment List. These modified requirements in order that it ma y be amende d accordingly. of 1933:— will be applicable to new typ e aeroplanes or As regards a modification involving only a engines for which application is received after D.H.82A (" TIGER MOTH ") AIRCRAFT minor variation of th e tare weight, it is usual th e dates shown in th e table below. (B) With Gipsy Major Engine for the necessary adjustment of th e particulars D. H 5220/G .. — 6·33 4·58 — of weights to be effected at th e time of th e (iii) Add th e following designs to Notice nex t renewal of th e certificate of airworthiness. No. 12 of 1935:— Dat e of The Air Ministry offers no objection to th e Ite m No. Description . Design Leaflet. "HAWK MAJOR" AIRCRAFT Application. continuance of this practice so long as it is 258 Strengt h an d vi­ Design Leaflet B.2 , 1st August, (A) With Gipsy Major Engine bratio n tests of Par t II, para. 7, 1935 strictly confined to such small differences as Z971 .. .. — 6·23 5·26 — main plane ribs. sub-paras. (I) and Z.973 .. .. — 6·23 5·5 — would not conduce to unintentional over­ (II). 61326A/X 6 .. — 6·17 6·27 — 262 Engin e installa­ Design Leaflet D.1 . 1st August, loading of th e aircraf t by calculating the pay tion require­ Ho - arrangement 1935 September 3, 1935. load on a material mis-statement of the actual ments—general . of leaflet. Engine installa­ Design Leaflet D.3. 1st August, tare weight of th e aircraft. tion require­ R e - arrangement 1935 No . 23 of th e yea r 193 5 ments — fue l of leaflet Jul y 18, 1935. system . Only aeroplanes specifically approved for Trailin g aerials Design Leaflet E.5., 1st August, on cavil aircraft. para . 3 , sub-para. 1935 the purpose are to be used for towing gliders. No . 19 of th e yea r 1935 (IV.) When such approval is required, application 266 Fire prevention Design Leaflet G.I . 1st August, Fxamination Boards will sit for th e purpose New issue of requirements . 1935 is to be made in the first instance to Th e leaflet. of examining applicants for ground engineers' Secretary, Air Ministry (C.A.2.), Adastral licences a t th e following places and times:— House, Kingsway, London, W.C.2, and a t the (a) London, weekly, on each Tuesday in August 12, 1935. same time full details of the proposed scheme October, November and December, 1935. are to be forwarded to the Chief Superintendent, (b) Croydon, on th e second Friday in October, Royal Aircraft Establishment, South Farn- No . 21 of th e yea r 193 5 November and December, 1935. borough, Hants, marked "Fo r th e attention Corrosion has been observed to occur between (c) Manchester, on the first Friday in of the Airworthiness Department." th e gauze and the body in th e filter chamber of December, 1935. Before approval is given, it will be ascertained th e D.H.A.C. fuel pump of Gipsy III an d (d) Bristol, on th e first Friday in October, tha t the structur e has an adequate margin of Gipsy Major engines. strength under loads from the towing cable, Investigation has shown that the corrosion is (e) Glasgow, on the first Thursday in and that the control of th e aircraft will not be associated with the presence of water, a con­ November, 1935. in danger when the pull on th e aircraft from tributory condition being the storage of th e Applications for licences should be made on th e towing cable act s in an y reasonably probable engine for several weeks prior to installation direction. C.A. Form 2B, which is obtainable on request, an d preparation for flight. an d should be addressed to th e Secretary, Air Quick releases, under the control of th e Ministry (C.A.2), Adastral House, Kingsway, I t is very unlikely this condition will develop pilots of th e aeroplan e and glider respectively, London, W.C.2. Applications for extensions during normal operation when the part s are are to be fitted at the ends of the towing continually washed by the flow of fuel and t o existing licences will also be dealt with a t cable. A device which necessitates the un­ cleaned after approximately each 25 hours these boards, and such applications should be winding of cable from a drum before release flying during routine maintenance. made on C.A. Form 2D to th e abov e address. is effected, is not acceptable. When forwarding the application, the applicant Operators are requested, however, to exercise Provision is t o be made to guard against vigilance with regard to this matter, par­ should indicate the provincial centre which he th e tow rope fouling any par t of the aero­ ticularly if an engine has been standing off wishes to attend for examination, if he is plane, either when under load or when released unable to take th e examination in London. service for some time. or slackened by the glider over-running the The copper or brass filter gauze will be Application for examination at the centres aeroplane. replaced on future production by stainless steel named a t 1 (c), (d) and (c) above can only be I n no circumstances may passengers be gauze. This new gauze will be supplied to accepted provided that the application, to­ carried for hire or reward in th e towing aero­ all operators on application to The de Havilland gether with the appropriate fees, is received plane or in th e towed glider. Aircraft Co., Ltd., Hatfield, Herts, or t o any 28 days before th e dates specified, and provided CANCELLATION of their overseas associated companies provided also that the tota l number of applications re ­ Notice to Aircraft Owners and Ground th e number of th e engine is quoted for which ceived is within the capacity of the board. th e replacements are required. Engineers No. 50 of the yea r 1931 is hereby Applicants whose applications are not accepted cancelled. owing to these provisions will be given th e The new stainless steel gauze must be fitted September 6, 1935. opportunity of early examination in London, a t the first complete overhaul after this date,

Journal

Aircraft Engineering and Aerospace TechnologyEmerald Publishing

Published: Oct 1, 1935

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