487 

Federal Aviation Administration, DOT 

Pt. 27 

27.777

Cockpit controls. 

27.779

Motion and effect of cockpit controls. 

27.783

Doors. 

27.785

Seats, berths, litters, safety belts, 

and harnesses. 

27.787

Cargo and baggage compartments. 

27.801

Ditching. 

27.805

Flight crew emergency exits. 

27.807

Emergency exits. 

27.831

Ventilation. 

27.833

Heaters. 

F

IRE

P

ROTECTION

 

27.853

Compartment interiors. 

27.855

Cargo and baggage compartments. 

27.859

Heating systems. 

27.861

Fire protection of structure, controls, 

and other parts. 

27.863

Flammable fluid fire protection. 

E

XTERNAL

L

OADS

 

27.865

External loads. 

M

ISCELLANEOUS

 

27.871

Leveling marks. 

27.873

Ballast provisions. 

Subpart E—Powerplant 

G

ENERAL

 

27.901

Installation. 

27.903

Engines. 

27.907

Engine vibration. 

R

OTOR

D

RIVE

S

YSTEM

 

27.917

Design. 

27.921

Rotor brake. 

27.923

Rotor drive system and control mech-

anism tests. 

27.927

Additional tests. 

27.931

Shafting critical speed. 

27.935

Shafting joints. 

27.939

Turbine engine operating characteris-

tics. 

F

UEL

S

YSTEM

 

27.951

General. 

27.952

Fuel system crash resistance. 

27.953

Fuel system independence. 

27.954

Fuel system lightning protection. 

27.955

Fuel flow. 

27.959

Unusable fuel supply. 

27.961

Fuel system hot weather operation. 

27.963

Fuel tanks: general. 

27.965

Fuel tank tests. 

27.967

Fuel tank installation. 

27.969

Fuel tank expansion space. 

27.971

Fuel tank sump. 

27.973

Fuel tank filler connection. 

27.975

Fuel tank vents. 

27.977

Fuel tank outlet. 

F

UEL

S

YSTEM

C

OMPONENTS

 

27.991

Fuel pumps. 

27.993

Fuel system lines and fittings. 

27.995

Fuel valves. 

27.997

Fuel strainer or filter. 

27.999

Fuel system drains. 

O

IL

S

YSTEM

 

27.1011

Engines: General. 

27.1013

Oil tanks. 

27.1015

Oil tank tests. 

27.1017

Oil lines and fittings. 

27.1019

Oil strainer or filter. 

27.1021

Oil system drains. 

27.1027

Transmissions and gearboxes: Gen-

eral. 

C

OOLING

 

27.1041

General. 

27.1043

Cooling tests. 

27.1045

Cooling test procedures. 

I

NDUCTION

S

YSTEM

 

27.1091

Air induction. 

27.1093

Induction system icing protection. 

E

XHAUST

S

YSTEM

 

27.1121

General. 

27.1123

Exhaust piping. 

P

OWERPLANT

C

ONTROLS AND

A

CCESSORIES

 

27.1141

Powerplant controls: general. 

27.1143

Engine controls. 

27.1145

Ignition switches. 

27.1147

Mixture controls. 

27.1151

Rotor brake controls. 

27.1163

Powerplant accessories. 

P

OWERPLANT

F

IRE

P

ROTECTION

 

27.1183

Lines, fittings, and components. 

27.1185

Flammable fluids. 

27.1187

Ventilation and drainage. 

27.1189

Shutoff means. 

27.1191

Firewalls. 

27.1193

Cowling and engine compartment 

covering. 

27.1194

Other surfaces. 

27.1195

Fire detector systems. 

Subpart F—Equipment 

G

ENERAL

 

27.1301

Function and installation. 

27.1303

Flight and navigation instruments. 

27.1305

Powerplant instruments. 

27.1307

Miscellaneous equipment. 

27.1309

Equipment, systems, and installa-

tions. 

27.1316

Electrical and electronic system 

lightning protection. 

27.1317

High-intensity Radiated Fields 

(HIRF) Protection. 

I

NSTRUMENTS

: I

NSTALLATION

 

27.1321

Arrangement and visibility. 

27.1322

Warning, caution, and advisory 

lights. 

27.1323

Airspeed indicating system. 

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spaschal on DSK3GDR082PROD with CFR