TCDS ATC 660

MODELS: Piper J-3, 2 PCI-SM J.C. NUMBER: ATC 660 Engine Continental A-40, A-40-2, A-40-3 or A-40-4 (see also Item 305 and NOTE 4 Placard limits А-40. А-40-2, А-40-3: Maximum, except take-off -- in.ig.. 2550 rpm (37 hp) Take-off (one minute -- in. Hg.. 2550 rpm (37 hp) A-40-4: Maximum, except take-off -- in. Hg.. 2575 pm (40 hp) Take-off (one minute) - in.Hg.. 2575 rpm (40 hp) Fropeller saximum permissible diameter 81 inches Fuel capacity 9 gallons (one tank in fuselage) (-18) Cil capacity 1 gallon (in engine crankcase) No. passengers 1 (+9) and (+36) zaggage Landplane - 20 1bs. (+44) Seaplane - 12 1bs. (Placard compartment: anchor and rope 12 1bs. when carried.") Weights Empty - Use actual (Seaplane approximately 88 lbs. net increase over landplane.) Standard C.G. limits кат ране ( 10-6) nd (02.7) Seaplane -- (+10.2) and (+20.8) (Edo D-1070 floats) - (11.8) and (+23) (Edo 54-1140 floats) Specification basis Approved Type Certificate No. 660 serial numbers 1100 thru 1200, and 1999 and up manufactured prior to 10/15/39 eligible. Approval expired as of that date. (See NOTE 4.) EQUIPMENT: (Datum is wing leading edge) (* Means net increase) Class I: (a) Iandplane: 101. adjustable pitch) 9 1hs. 102. 21 Ibs. (+3) 103. Tail skid 4 los. Seaplane: Item 101 PIUS 151. Edo D-1070 float installation 145 Its. 152. Auxiliary fin (on left and right stabilizer) (See NOTE3) 153. Diagonal tension straps under front seat Class II: Iandplane: Miscellaneous items as noted in approved weight and balance report. (b) Seaplane: Items 200 and 309 Class III: Wheels 18x8-3 (Goodyear INBM) Net decrease 2 lbs. 8.00-4 (Hayes 840) No weight change 8.00-4 (Hayes 841) with krakes 4 1bs. * Steerable tail wheel with 6 × 2.00 3 1bs. * Aircraft Associates (Drawing E-4) Aero Activities (Drawing 302. Battery (Reading 3-BRI-6) 8 lbs. 303. Carburetor heater 2 lhs. 304. Combination carburetor and cabin heater 3 Ibs. (-39) 306. Dual ignition engine - Continental (Placard limits same as for 13 lts.* (-39) 306. 20 1bs. (+9) 20 1bs. (+36) 307. Miscellaneous extra instruments 308. Emergency exit 309- Everel single blade propeller 2 1cs." 310- Wheel streamlines ‹ 1bs. 311. 12 gallon fuel tank (replacing 9 gallon 312. Frieze type balanced ailerons No weight change 313- Skis (use actual weight) (a) Piper S-1000 (b) Air Transport A, 1220-480 or 1460-580 (c) Federal SA-1, SA-2, SC-1 Or SC-2 (d) Marston MFS-1200 or MFS-1600 (e) Washington Aircraft 1200 (E) Fairbanks MF-5 (g) Aviation Service B (h) Heath 665 314. Dual brake installation (Drawing D4101-C) 315. Two-hinge tail surfaces D-4152-C and D4157-C Seaplane: (See NOTE 3) 147 1bs. Some aircraft of this model incorporate splices near the tip in the wing spars made at the factory. ecified ate a feet in for equipment - Landplane - skiplane - not eligible. structure complies with Canadian requirements when Item 313(a) or equivalent is installed. - Seaplane - maximum standard weight 1070 1bs. (b) Britain provided rear spars are reinforced in accordance with Piper Drawing J2-115. If 13/16 inch spars are used, they must also be reinforced in accordance with Piper Drawing J3-A-107. (c) Australia provided that: Wing spars are reinforced in accordance with Piper Drawing J2-L15. If 13/16 inch rear spars are used they must also be reinforced in accordance with Piper Drawing J3-A-107. (2) The following placard speeds are displayed: Level flight or climb 72 mph Ind. Glide or dive 108 mph Ind. (d) All other countries. NOTE 3. Item 152 unnecessary when item 351 installed. NOTE 4. Serial number 2309 also eligible as landplane with the following: Engine Franklin 4AC-150 Series 40 Placard limits Maximum, except take-off -- in. Ag.. 1875 rpm (40 hp) Take-off (one minute) 1875 rpm (40 hp) Propeller Maximum permissible diameter 79 inches Placard speeds Level flight or climb - 78 mph Ind. Glide or dive - 108 mph Ind. NOTE: Great Britain and Australia. A.M.I.N. not pertinent.)