Sharp R-520F Instruções de Operação descarregar pdf (Página 10)

1-2

Term . Explanation

N.C. National Coarse (thread)

N.F. National Fine (thread)

O.D. Outside Diameter

Press. Pressure

p.s.i. Pounds per square inch

Rear Accessory end of engine

Right Side Side on which Nos. 1, 3 and

5 cylinders are located

R.P.M. Revolution per minute

Std. Standard

T.D.C. Top dead center

Temp. Temperature

Torque Force x lever arm (125 ft.-lbs.

force applied one ft. from bolt

center or 62-1/2 lbs. applied

2 ft. from center)

TABLE I. PURCHASED ACCESSORIES

ACCESSORY QTY

Magneto.......................................................................2

Starter ..........................................................................1

Alternator .....................................................................1

Generator.....................................................................1

Oil Cooler .....................................................................1

Fuel Pump....................................................................1

Spark Plugs................................................................12

TABLE II. IGNITION SYSTEM DETAILS

FEATURE VALUE

Left Magneto Fires ...............................Lower No. 1-3-5

And Upper No. 2-4-6 plugs

Right Magneto Fires.............................Upper No. 1-3-5

And Lower No. 2-4-6 plugs

Firing order (cylinder numbers) ....................1-6-3-2-5-4

Permissible RPM spread when

Switched from “Both” to either

“Left” or “Right” magneto............................................50

1-7. DEFINITION OF TERMS. Front, rear, left

and right, as used in this manual, refer to the engine

as viewed by the mechanic in a normal position,

facing the accessory end.

TABLE III.

CHARACTERISTICS AND DIMENSIONS

DIMENSION VALUE

Piston stokes per cylinder ............................................4

Number of cylinders.....................................................6

Cylinder bore (inches).............................................5.25

Piston stroke (inches) .............................................4.00

TABLE IV. TEMPERATURE LIMITS

INDICATED CONDITION MIN. MAX.

Oil temperature at takeoff 75°F--

Oil temperature in flight -- 240°F.

Cylinder head temperature

(bayonet thermocouple)* -- 460°F.

Magneto temperature

(at coil hold-down screw) -- 170°F.

* Installed in tapped hole in bottom of cylinder head.

TABLE V. PRESSURE LIMITS

INDICATION MIN. MAX.

Oil pressure (idling) 10 psi --

Oil pressure (in flight) 30 psi 60 psi

Oil pressure (with cold oil) -- 100 psi

TABLE VI. VISCOSITY OIL GRADES

OIL OPERATING OIL

TEMPERATURE GRADE

Below 40°F. 30 OR 10W-30

Above 40°F. 50

Ambient air temperature is the controlling factor on all

engines having oil temperature control valves installed.

1 2 ... 5 6 7 8 9 10 11 12 13 14 15 ... 141 142

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Sharp R-520F Instruções de Operação Página 10

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