TCDS ATC 627

MODEIS: Waco ZGC-7 (Army UC-72E), 5 PCLB I.C. NUMBER: ATC 627 Engine Jacobs L-5, L-5M (magneto ignition) or I-5MB (magneto and battery ignition) Placard limits For all operations, 2000 rpm (285 hp) Propeller Maximum permissible diameter 103 inches (for clearance) Placard speeds Level flight or climb - 158 mph True Ind. Flaps extended - 100 mph True Ind. Fuel capacity 70 gallons (two tanks, one in each wing at 35 gallons) Oil capacity NO. passengers (front (-13), rear (+22)) Baggage Cargo type - 800 1bs. Standard weight (Serial numbers 4550 thru 4559) 3800 lbs. (Serial numbers 4560 and up. numbers 4550 thru 4559 eligible upon receipt of manufacturer's affidavit of conformity.) C.G. limits Datum Iower wing leading edge Ieveling means Lower surface upper wing at strut points Specification basis Approved Type Certificate No. 627 Serial numbers 4550 and up manufactured prior to 9/30/39 and all AAF numbers eligible. Use manufacturer's number when Approval expired as of 9/30/39. EQUIPMENT: (* Means net increase) class I: Engine ring cowl 29 1bs. Ianding lights (Grimes retractable) 11 1bs. Starter (direct-electric) 20 1bs. Battery (Reading ARL-11) 35 1bs. (-59) 105. Heater and ventilator 106. 107. 7.50-10 wheels (Hayes 750M hydraulic) with 7.50-10 tubes (Wheels must be placarded for these 108- 10.5 inch streamline tail wheel 109. Throw-over type control 110. Generator (Eclipse IV-190) 18 1ks. 111. Standard paint 112. 113. Propeller - fixed pitch metal (Curtiss 55501) 55 lbs. (-92) Class II: 200. Miscellaneous items as noted in approved weight and talance report. 201. Air Corps type litter 25 1bs. (+72 202. Parachute seats - rear 41 Its.* 1+27 203. Cargo type with cargo compartment and large baggage door (See NOTE 2) 36 1bs. * Class III: 301. (a) 95 gallon fuel capacity (two tanks (D) Additional at 47-1/2 gallons each) 25 gallon fuel tank 18 lbs.* (-14) installed under rear seat (including gage and wobble pump) (eligible as 302. 6 or 7-1/2 gallon oil capacity 4-place type only) 23 1be. (+9) (-50) 303. 304. (a) Wheel Leather upholstery streamlines 22 lLs. 12 1bs. (0) (-27) (b) Leather seats 5 lbs. (0) 306. 305. Engine shielding Radio equipment 11 ibs. (-68) (a) 94 1bs. provided C.G. of instal- lation is between (-19) and (+49) Or (k) 56 1bs. between (-19) ard (+52) and 38 1bs. between (-19) and (+25) 307. Special pairt (+17) (a) Aluminum No weight change (b) Blue 7 lts.* (c) Black 36 1bs. * (a) Vermillion 40 1bs. * (e) White 48 1bs. * (İ) French grey 51 1bs.* 308. Cactus-proof tubes 12 1bs. * (-27) 309. Miscellaneous extra instruments 25 1bs. (-43) 310. Pressure fire extinguisher (a) 15 1bs. (-45) 0r, 311. Tail wheel lock (D) 19 1bs. (+7) (tank under rear seat Neglect weight increase 312. 313. Parachute Flares (three 1-1/2 minute, electric) seats - front ibs. (+78) 314. Extra door and wing walk (Waco-Switlik) 16 lbs.* 30 lbs.* (+19) (+13 315. "y" type control column (-33) 316. Propeller (a) Wood (fixed pitch) Net decrease 9 1bs. (-92) (D) Hamilton Standard hub 2B20, blades 6135A-9 Or 6135A-10. Diameter 317. Large generator (Eclipse D-2) 8'3-1/8" maximum, 8'7/8" minimum. 26 1bs. 50 lbs.* (-55) (-92) 318. Large starter (-55) 319. Large battery (Reading AR-9) 15 1bs. * (-59) 320. Vacuum pump 4 lbs. (-53) 321. Precision litter (carried in baggage compartment as baggage) 25 1bs. 322. Skis Use actual weight change (a) Grab and Smith or Wien GS-1 NOTE 1. Eligible for export as follows subject to inspection for equipment specified in Chapter XII of Inspection Handbook (9/30/39): Canada - Landplane - Skiplane - not eligible. However, structure complies with Canadian maximum tread 97-1/2 inches. requirements for installation. Maximum ski height 14-1/2 inches, (D) All other countries. weight and balance report including list of equipment included in ertificated weight empty, and loading instructions when necessars submitted for each cargo type aircraft with oricinal inspector's repoi and each subsequent report covering changes in Class I or Class II equipment.