TCDS A-736

Page No. 1 2 3 Rev. No. 3 3 3 DEPARTMENT OF TRANSPORTATION FEDERAL AVIATION ADMINISTRATION A-736 Revision 3 MEYERS OTW OTW-145 OTW-KR OTW-160 February 5, 1968 AIRCRAFT SPECIFICATION NO. A-736 Manufacturer Meyers Industries, Incorporated Tecumseh, Michigan 49286 I - Model OTW, 2 POLB, Approved February 18, 1941 Engine Warner Scarab Series 40 or 50 Fuel 73 min. grade aviation gasoline Engine limits For all operations, 2050 r.p.m. (125 hp) Airspeed limits Level flight or climb 115 m.p.h. (True Ind.) Glide or dive 155 m.p.h. (True Ind.) Propeller limits Wood, fixed pitch Range 1 Static r.p.m. at maximum permissible throttle setting: not over 2050, not under 1630 No additional tolerance permitted Diameter: not over 90 in., not under 90 in. Range 2 Static r.p.m. at maximum permissible throttle setting: not over 1800, not under 1630 No additional tolerance permitted Diameter: not over 94 in., not under 90 in. C.G. range (+26.6) to (+32.3) Empty wt. C.G. range None Maximum weight 1860 lb. See NOTE 3 regarding weight when spin strips (item 601) are not installed. No. of seats 2 (1 at +41, 1 at +71) Maximum baggage 10 lb. (+91) Fuel capacity 30 gal. (+13) (one tank in fuselage). See item 112 for optional tank. Oil capacity 4 gal. (-12) Control surface movements Elevator Up 30° Down 18° Aileron Up 28° Down 26° Rudder Right 31° Left 31° Stabilizer Up 2.5° Down 5.5° Serial Nos. eligible 1 and up. See NOTE 3 regarding eligibility of serials under 50 when spin strips (item 601) are not installed. Required equipment Items 1, 105, 106, 107, 108, 109, 209, 210, 601. See NOTE 3 regarding removal of spin strips (item 601). II - Model OTW-145, 2 POLB, Approved November 19, 1941 Engine Warner Super Scarab Series 40, 50 or 50A Fuel 73 min. grade aviation gasoline Engine limits For all operations, 2050 r.p.m. (145 hp) Airspeed limits Level flight or climb 115 m.p.h. (True Ind.) Glide or dive 155 m.p.h. (True Ind.) Propeller limits Wood - fixed pitch Range 1 Static r.p.m. at maximum permissible throttle setting: not over 1980, not under 1800 No additional tolerance permitted. Diameter: not over 90 in., not under 87 in. Range 2 Static r.p.m. at maximum permissible throttle setting: Not over 1900,, not under 1800 No additional tolerance permitted. Diameter: Not over 93 in., not under 90 in. A-736 2 C.G. range (+26.6) to (+32.3) Empty weight C.G. range None Maximum weight 1860 lb. See NOTE 3 regarding weight when spin strips (item 601) are not installed. No. of seats 2 (1 at +41, 1 at +71) Maximum baggage 10 lb. (+91) Fuel capacity 30 gal. (+13) (one tank in fuselage). See item 112 for optional tank. Oil capacity 4 gal. (-12) Control surface movements Elevator Up 30° Down 18° Aileron Up 28° Down 26° Rudder Right 31° Left 31° Stabilizer Up 2.5° Down 5.5° Serial Nos. eligible 1 and up. See NOTE 3 regarding eligibility of serials under 50 when spin strips (item 601) are not installed. Required equipment Items 1, 105, 106, 107, 108, 109, 209, 210, 601. See NOTE 3 regarding removal of spin strips (item 601). III - Model OTW-KR, 2 POLB, Approved August 25, 1942 The specifications for this model are omitted inasmuch as no airplanes of the model are registered. IV - Model OTW-160, 2 POLB, Approved December 9, 1943 Engine Kinner R-56 Fuel 73 min. grade aviation gasoline Engine limits For all operations, 1850 r.p.m. (160 hp) Airspeed limits Level flight or climb 115 m.p.h. (True Ind.) Glide or dive 155 m.p.h. (True Ind.) Propeller limits Wood, fixed pitch Range 1 Static r.p.m. at maximum permissible throttle setting: not over 1850, not under 1755 No additional tolerance permitted. Diameter: not over 90 in., not under 87 in. Range 2 Static r.p.m. at maximum permissible throttle setting: Not over 1790, not under 1690 No additional tolerance permitted. Diameter: Not over 92 in., not under 89 in. C.G. range (+25.6) to (+31.3) Empty weight C.G. range None Maximum weight 1910 lb. No. of seats 2 (1 at +41, 1 at +71) Maximum baggage 10 lb. (+91) Fuel capacity Item 112 (24 gal. at +11) Oil capacity 3 gal. (-7) Control surface movements Elevator Up 30° Down 18° Aileron Up 28° Down 26° Rudder Right 31° Left 31° Stabilizer Up 2.5° Down 5.5° Serial Nos. eligible 1 and up. Required equipment Items 1, 105, 106, 107, 108, 109, 209, 210, 601. Specifications Pertinent to All Models Datum Fuselage Station No. 1 (approx. 3 in. ahead of leading edge of upper wing) Leveling means Top of fuselage between Station No. 1 (firewall) and Station No. 3. Certification basis Part 04 of the Civil Air Regulations Type Certificate No. A-736 issued February 18, 1941 Production basis None. Prior to original certification of each aircraft an FAA representative must perform a detailed inspection for workmanship, materials and conformity with the approved technical data and a check of the flight characteristics. Export eligibility Eligible for export to all countries (except as follow) subject to the provisions of Advisory Circular 21-2: Canada - Landplane eligible; skiplane not eligible. Equipment: A plus (+) or minus (-) sign preceding the weight of an item indicates net weight change when that item is installed. 3 A-736 Special Note: So that all items of equipment might be in their proper categories, the following items were renumbered as indicated: 1/ Item 1 was formerly item 101 6/ Item 210 was formerly item 104 2/ Item 2 was formerly item 201 7/ Item 302 was formerly item 202 3/ Item 111 was formerly item 203 8/ Item 401 was formerly item 301 4/ Item 112 was formerly item 204 9/ Item 601 was formerly item 110 5/ Item 209 was formerly item 102 10/ Item 602 was formerly item 205 Propellers and Propeller Accessories OTW OTW-145 OTW-160 1/ 1. Propeller - wood (fixed pitch) with hub 30 lb. (-48) 34 lb. (-44) 2/ 2. Propeller - Ham.-Std. Adj. metal, hub 1595, +15 lb. (-48) blades 1827 (OTW only) Engines and Engine Accessories - Fuel and Oil System 103. Engine ring cowl 8 lb. (-38) 105. Carburetor air heater (a) Series 40 engine (OTW) 3 lb. (-43) (b) Series 50 engine (OTW) 4 lb. (-30) (c) OTW-145 6 lb. (-28) (d) OTW-160 6 lb. (-24) 106. Engine driven fuel pump (a) Candler-Hill L2A2-10 2 lb. (-24) (b) Candler-Hill L2E3-13 107. Hand wobble pump (U.A.P. D-2) 4 lb. ( -4) 4 lb. ( -4) 108. Inverted flight valve (Bendix SRA-5660-15) 109. Fuel pressure relief valve 3/ 111. Starter (Heywood) (a) Air tank 20 lb. ( -3) (b) Pump 10 lb. (-22) 4/ 112. 24 gal. fuel tank - 2 lb. (+11) 15 lb. (+12) Landing Gear and Floats 206. Parking brake 1 lb. (+60) 1 lb. (+60) 207. 6.50-10 wheels (Meyers EH 650W) - 6 lb. (+14) - 6 lb. (+14) 208. Skis (eligible on any airplane of these models provided the Use actual weight change propeller installation meets the minimum 9 in. ground clearance) (a) Federal SA-3 (maximum std. wt. 1800 lb.) 5/ 209. 6.50-10 wheels (Meyers EH650A) with brakes and 4-ply tires 56 lb. (+14) 56 lb. (+14) 6/ 210. Tail wheel (swiveling) with 8 in. tire 4 lb.(+189) 4 lb.(+189) Electrical Equipment 7/ 302. Battery and box 13 lb. ( -3) 13 lb. ( -3) Interior Equipment 8/ 401. Miscellaneous instruments in front cockpit 4 lb. (+26) 4 lb. (+26) Miscellaneous (not listed above) 9/ 601. Spin strips - lower wings (dwg. Y-3) (required 1 lb. (+31) 1 lb. (+31) only for 1860 lb. and 1910 lb. standard weight) These strips are required equipment except that they may be removed on certain S/N as outlined in NOTE 3. 10/ 602. Spin strips - upper wings (dwg. Y-3) 1 lb. ( +2) 1 lb. ( +2) NOTE 1. Current weight and balance report including list of equipment included in certificated empty weight and loading instructions when ` necessary must be provided for each aircraft at the time of original certification. NOTE 3. S/N 1 thru 50 (except 43, 45 and 47) are also eligible without spin strips in lower wings (item 601) with the following limitations: Airspeed limits Level flight or climb 115 m.p.h. (True Ind.) Glide or dive 168 m.p.h. (True Ind.) Maximum weight 1787 lb. C.G. range (+25.8) to (+32.7) .....END.....