Scott Sport N143W Pilot Operating Handbook Download | Manualshive

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Scott Sport Trainer “Grizzly Cub”

Pilots Operating Handbook

N143W

August 2011

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Summary of Contents for N143W

Page 1: ...Page 1 of 27 Scott Sport Trainer Grizzly Cub Pilots Operating Handbook N143W August 2011 ...

Page 2: ... OF CONTENTS SECTION PAGE Aircraft Specifications 3 Design Information 5 Operating Instruuctions 9 Weight and Balance Sample Loading 13 Emergency Procedures 14 Engine Performance Chart 19 General Maintenance 20 Index 26 ...

Page 3: ...lling Speed mph 28 mph IAS Landing Roll ft 350 Flaps Extended Weights Gross Weight 2000 Empty Weight 1136 USELFUL LOAD 864 Powerplant Engine Lycoming O 320 Rated HP 160 Rated RPM 2700 Bore 5 1 8 Stroke 3 7 8 Displacement 319 8 cu In Fuel Consumption 75 power _________________________9 gph Oil Sump Capacity___________________________________ 8 Qt Fuels Minimum Octane________________________________...

Page 4: ...h ft __________________________________________ 22 5 Height ft __________________________________________ 6 7 Power Loading lbs per hp _____________________________ 12 5 Propeller Diameter max in ___________________________84 Current prop 74 Landing Gear Tire Pressure psi 18 Tire Size four ply rating 26 10 50x6_________8 psi 8 50 x 6____________14 psi 8 00 x 6____________16 psi 7 00 x 6___________...

Page 5: ...ersally The wing framework consists of glued wood ribs mounted on Spruce spars with tubular drag and compression struts and high strength stainless steel drag wires Aluminum sheet is used to form the leading edge and the aileron false spar The full size spar extends the full length of the wing with a fiberglass droop wing tip added to extend the wing The wings are attached to the fuselage at the w...

Page 6: ...p flap half flap or full down flap Full flap is recommended for minimum speed landings Half or full flap can be applied to reduce takeoff run the more flap used the shorter the run A minimum takeoff distance is obtained by beginning the takeoff with flaps up then applying full flaps when takeoff speed 30 35 MPH has been reached The best angle of climb is attained with full flap The best rate of cl...

Page 7: ...el Strainer and Drain ELECTRICAL SYSTEM An electrical system consisting of starter alternator with integral voltage regulator battery ammeter starter solenoid circuit breakers switches and related wiring is optional equipment A 1 2 volt Dry cell type battery is mounted in the fuselage under of the baggage compartment A master switch and circuit breakers arc located on a instrument pane The circuit...

Page 8: ...ent group in the Grizzly Cub includes the following sensitive altimeter airspeed compass oil temperature and pressure gauge and recording tachometer Special panels which provide complete instrumentation are available as optional equipment Shoulder harnesses are provided for both seats of the Grizzly Cub The flow of hot air for heating the cabin is obtained through the use of the cabin heat control...

Page 9: ...wings or control surfaces 3 a The fuel supply is checked b The caps are secured 4 a The tires are satisfactorily inflated b Tires are not excessively worn or cut 5 a The cowling and inspection covers are secured b The windshield is clean and free of defects c The propeller is free of detrimental nicks and there are no cracks in the propeller spinner d There are no obvious fuel or oil leaks e The e...

Page 10: ...n strokes If turned over more than four times the engine will frequently load up after which it should be started with the throttle well advanced WARM UP AND GROUND CHECK As soon as the engine starts the oil pressure should be checked If no pressure is indicated within thirty seconds stop the engine and determine the trouble In cold weather it will take a few seconds longer to get an oil pressure ...

Page 11: ...t 2200 RPM or less This will still provide more performance than was formerly available in 65 HP trainers and will reduce fuel consumption and engine wear very appreciably The fuel consumption chart should be consulted to determine most economical cruising RPM for specific requirements To lean the mixture pull the mixture control until the engine becomes rough indicating that the lean mixture limi...

Page 12: ...uld be run up to 1200 RPM for one minute prior to shutdown to clean out any unburned fuel After the engine stops turn the ignition and master switch if any off and retract the flaps WEIGHT AND BALANCE For weight and balance data see the weight and balance sheet that gives the exact weight of the airplane and permissible center of gravity conditions When a heavy load either passengers or cargo is t...

Page 13: ...Page 13 of 27 ...

Page 14: ...y have been activated and should be turned off immediately Rearm the unit and then recheck NOTE If for any reason a test transmission is necessary the test transmission should be conducted only in the first five minutes of any hour and limited to three audio sweeps If tests must be made at any other time the tests should be coordinated with the nearest FAA tower or flight service station A pilot s...

Page 15: ... and make only a shallow turn if necessary to avoid obstructions Use of flaps depends on circumstances Normally flaps should be fully extended for touchdown 3 If you have gained sufficient altitude to attempt a restart proceed as follows a MAINTAIN SAFE AIRSPEED b FUEL SELECTOR CHECK FUEL ON c MIXTURE CHECK RICH d CARBURETOR HEAT ON NOTE If power is not regained proceed with the POWER OFF LANDING ...

Page 16: ...pilot or passenger is aboard let them help When you have located a suitable field establish a spiral pattern around this field Try to be at 1000 feet above the field at the downwind position to make a normal approach Excess altitude may be lost by widening your pattern using flaps or slipping or a combination of these Touchdown should normally be made at the lowest possible airspeed with full flap...

Page 17: ...ble to investigate the cause and prevent engine damage A complete loss of oil pressure indication may signify oil exhaustion or may be the result of a faulty gauge In either case proceed toward the nearest airport and be prepared for a forced landing If the problem is not a pressure gauge malfunction the engine may stop suddenly Maintain altitude until such time as a dead stick landing can be acco...

Page 18: ...n See Note RPM will decrease slightly and roughness will increase Wait for a decrease in engine roughness or an increase in RPM indicating ice removal If no change in approximately one minute return carburetor heat to COLD If the engine is still rough try steps below 1 Mixture Adjust for maximum smoothness Engine will run rough if the mixture is too rich or too lean 2 Engine Gauges Check for abnor...

Page 19: ...Page 19 of 27 SECTION V PERFORMANCE CHART Fuel Consumption PIPER PA 18 160 LYCOMING 0 320 FUEL CONSUMPTION GALS PER HOUR VS R RM AT FULL RICH AND BEST LEAN MIXTURE SETTINGS ...

Page 20: ...ft of the rear seat Be sure all connections are clean and tight If battery is not up to proper charge recharge starting with a charging rate of four amps and finishing with two amps If a quick charge is desired for the battery be sure master switch is off while charging CARE OF WINDSHIELD AND WINDOWS The windshield and windows are made of plexiglas and a certain amount of care is required to keep ...

Page 21: ...I or higher may be used in place of AVGAS The continuous use more than 25 of the operating time of the higher leaded fuels can result in increased engine deposits both in the combustion chamber and in the engine oil It may require increased spark plug maintenance and more frequent oil changes The frequency of spark plug maintenance and oil drain periods will be governed by the amount of lead per g...

Page 22: ...g c Without releasing the brake pedal reattach and snug the brake line fitting back to the master cylinder CLEVELAND No adjustment of the brake lining clearance is necessary as they are self adjusting Inspection of the lining is necessary and it may be inspected visually while installed on the airplane The linings are of the riveted type and should be replaced if the thickness of any one segment b...

Page 23: ...plane is then leveled on both axes Rigging of the aircraft is done as follows 1 Dihedral angle Place a block 3 8 high on one end of a 30 level Hold the level between the jury strut and the main strut attachments under the front spar with spacer block outboard When the bubble is centered the front spars have an angle of 45 minutes off level Normally the correct dihedral will be obtained when about ...

Page 24: ...et to a tension of 40 2 pounds See Aileron Flap Control System page 23 3 Flap cable tension should be taunt and the left flap is set at 50 2 then bring the right flap to the same setting 4 Rudder cable tension should be taunt and adjustment is made by setting the rudder at neutral clamping the rudder pedals at neutral and connecting the cable with the rudder horn by aligning the cable end with the...

Page 25: ...Page 25 of 27 AILERON AND FLAP CONTROL SYSTEM SCOTT Grizzly Cub TRAVEL OF Aileron 18 2 Up 18 2 Down Flap 0 Up 50 2 Down ...

Page 26: ... System 7 Finish 8 Cabin Features 8 SECTION III Operating Instructions 9 Preflight 9 Starting 10 Warm Up and Ground Check 10 Takeoff Climb and Stalls 10 Cruising 11 Approach and Landing 11 Weight and Balance 12 Emergency Locator Transmitter 14 SECTION IV Emergency Procedures 14 Introduction 14 Engine Power Loss During Takeoff 15 Engine Power Loss In Flight 15 Power Off Landing 16 Fire 16 Loss of O...

Page 27: ... 19 SECTION VI General Maintenance 20 Engine Access 20 Tire Inflation 20 Battery Service 20 Care of Windshield and Windows 20 Oil Requirements 20 Fuel Requirements 21 Carburetor Air Filter 21 Brake Service 22 Landing Gear Service 23 Leveling and Rigging 23 Control Cable Tension Adjustment 24 ...

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