TCDS TC L-9

DOUGLAS AIRCRAFT CO. INC. MODELS: Douglas (Army) A-20B, C. G, H and J (Approvei 3/31/17) SPEC. NUMBER: 1-9-2 (Eligible for Certification in Limited Category Only.) (Holder of Limited Type Certificate Hughes Aircraft Co., Culver City, CA) Engines 2 Wright R-2600-11, Fuel 100 octane (R-2600-11 and -29) 91 octane (R-2600-23) Engine limits except takeoff (low blower) (6500 ft.) 34.6 in. # (high blover) 34.6 1n. HJ., 2300 Ipm 2300 cpm (1350 hp) " 1266 (.) 39.6 1 7 - 2200 грм (12 5" р) except takeoff Takeoff (five ninutes) (low blower) 43.0 in. HJ.. 2400 rpn (1600 hp) (13,800 €t.) 39.S 1n 4 11 2320 km (1275 ha) 38.0 in. Takeoff (five minutes) (low blower) (Sea level) 44.0 in. H7.. 2400 rpm (1600 hp) 2400 rpn (1500 hp) (5000 ft.) 19.0 in. Hg.. 2400 rpm (1500 hp) Maxinum, except takeoff (high blower) (14,500 Et.) 41.0 1 41.0 2 4 Hд., 2400 tpm (135) h "in° 110" Takeoff (five Hg.. 2600 cp (1700 hp) or 44.5 in. H7.. Ipm (1700 hp) Propellers Hamilton Standard 1505 85534-21 61054-3 des. 23550-343, -3810 -473,-483. Diameter 11'4i Governor 4C8, 4H8, or 4111 Airspeed limits Glide or dive - 395 mph Maximum weight Landing 24,000 1bs. Takeoff 25,200 1bs. C. G. range 16 percent to 31.5 percent MAC (wheels down) (C.?. movement caused by gear retraction of naxinut cakeoff weight - 1.5 in. Datum 234 in. forward of main wheel centerline JAC 100.23 in. L.E. MAC 180 in. Other operating Limitations Army Technical Order AN-01-40AL-1 Certification basis Limited Type Certificate No. ° (CAR 9 effective 11/21/46) Production basis None may be produced under this approval Export eligibility Not eligible for a Certificate of Airworthiness for Export No equipment other than engines and propellers are specified. such equipment as required by Civil Air Regulations Part 43.30 for the particular operation authorized for NC aircraft nust be installed. any additional equipment necessary for the proper operation of the aircraft. In addition, the aircraft may incorporate such military equipment (except armament) as was originally incorporated in the type for military or naval Additional equipment may be installed as can he substantiated on the basis that it presents no obrious hazard to safety. Weight and Balance Report including list of equipment included in the certificated empty weight must be submitted for each aircraft. or Navy weight records in current condition may be submitted in lieu of an actual weight. The equipment list need include no more than the following: b: Additionai Required eguipment as defined under "EQUIPMENT" above. items as may be reasonably considered removable and are so located or of such weight that their renoval or addition could noticeably affect the weight and balance of the aircraft. built into the aircraft structure need not be listed. The equipment list must be prepared by the applicant for the approval of the certificating C.A.A. representative, and in such form that it can be attached to the C.A.A. Operation Linitations. The following placards nust be prominently displaved in the positions In full view of all passengers: "This is a militarv type aircraft and under the Civil Air Regulations shall not be used for the carriage of passengers or cargo for compensation or hire." b. In the cockpit in full view of the pilot: "Do not extend flaps above 175 mph." "Do not extend landing gear above 175 nph." operate emergency landing control above 150 mph.' "All acrobatics prohibited." The following statement nust appear on the Operation Linitations: "This airplane must be operated at all times within the limitations set forth in Arny Technical Order No. AN-01-40AL-1 except for limitations specifically called out in Aircraft Specification al-o in which case the values given in the specification nust he observed. A copy of the perti- nent Army Technical Order and Aircraft Specification AL-9 must be carriel during flight. In all cases it will be the responsibility of the applicant to secure copies of the Army Technical Orders. does not have these documents available for distribution. All structural repairs should be male in accordance with Arny Technical Order AN-40AL-2 for the A20C, S, H and J nodels and AN-40AC-2 If any repairs or modifications (other than those covered or Navy repair manual) are made prior to and/or subsequent to NI certification, it is the responsibility of the owner to furnish sufficient evidence to a C.A.A. representative to show that the modified airplane maintains the same degree of airworthiness as since complete structural data for decrat are not required by farters The C.A.A. can give no technical assistance on and therefore are not available in the C.A.1. Nor odifications tothe exterior lighting must be made Prior to obtaining certification for night operation, the following in order to comply with the general requirements of the Civil Air Regulations. Wing Tip - If Type A-7 or A-9 light assemblies are installed, they must be replaced with type certificated light assemblies. If Type A-9 (AN-3033-10 or AN-3033-5 through -8) light assen- blies are installed, they may be satisfactorily nodified by painting the sand blasted portion of the inner surface of the AN-1042-3 and -4 covers black. The AN-3033-9 or AN-3033-1 through -4 light assemblies are satisfactory without modifi- Tail - The present Type A-7, A-A and A-° light assemblies on the vertical stabilizer or the Type D-1 (AN-3091-1 through -3) and the Type D-2 (AN-3092-1 through -3) light assemblies on the tail cone are unsatisfactory and must be replaced with type certificated units. Position Light Installation The position light shall be installed to comply with the requirenents of the CAR, Parts 15.2 and 3.538. Position Light Circuit and Control The position lights (wing tips and tail) shall be controlled by one SPST switch. The circuit should be protected by its own fuse or On the later models the indifidual wing tip and tail light switches with dim and bright positions shall be removed and the dimming resistors shall be lisconnected. Other Exterior Lights ith the exception of the landing lichts re not required and may be removed if so desicher exterior light: . No original NL airworthiness certificates may be issued after 8/31/48. list of mandatory changes required prior to original certification nay be obtained from CAA Aircraft Service, Washington 25, D.C. Attn: A-298.