198
14 CFR Ch. I (1–1–19 Edition)
Pt. 25
25.997
Fuel strainer or filter.
25.999
Fuel system drains.
25.1001
Fuel jettisoning system.
O
IL
S
YSTEM
25.1011
General.
25.1013
Oil tanks.
25.1015
Oil tank tests.
25.1017
Oil lines and fittings.
25.1019
Oil strainer or filter.
25.1021
Oil system drains.
25.1023
Oil radiators.
25.1025
Oil valves.
25.1027
Propeller feathering system.
C
OOLING
25.1041
General.
25.1043
Cooling tests.
25.1045
Cooling test procedures.
I
NDUCTION
S
YSTEM
25.1091
Air induction.
25.1093
Induction system icing protection.
25.1101
Carburetor air preheater design.
25.1103
Induction system ducts and air duct
systems.
25.1105
Induction system screens.
25.1107
Inter-coolers and after-coolers.
E
XHAUST
S
YSTEM
25.1121
General.
25.1123
Exhaust piping.
25.1125
Exhaust heat exchangers.
25.1127
Exhaust driven turbo-superchargers.
P
OWERPLANT
C
ONTROLS AND
A
CCESSORIES
25.1141
Powerplant controls: general.
25.1142
Auxiliary power unit controls.
25.1143
Engine controls.
25.1145
Ignition switches.
25.1147
Mixture controls.
25.1149
Propeller speed and pitch controls.
25.1153
Propeller feathering controls.
25.1155
Reverse thrust and propeller pitch
settings below the flight regime.
25.1157
Carburetor air temperature controls.
25.1159
Supercharger controls.
25.1161
Fuel jettisoning system controls.
25.1163
Powerplant accessories.
25.1165
Engine ignition systems.
25.1167
Accessory gearboxes.
P
OWERPLANT
F
IRE
P
ROTECTION
25.1181
Designated fire zones; regions in-
cluded.
25.1182
Nacelle areas behind firewalls, and
engine pod attaching structures con-
taining flammable fluid lines.
25.1183
Flammable fluid-carrying compo-
nents.
25.1185
Flammable fluids.
25.1187
Drainage and ventilation of fire
zones.
25.1189
Shutoff means.
25.1191
Firewalls.
25.1192
Engine accessory section diaphragm.
25.1193
Cowling and nacelle skin.
25.1195
Fire extinguishing systems.
25.1197
Fire extinguishing agents.
25.1199
Extinguishing agent containers.
25.1201
Fire extinguishing system materials.
25.1203
Fire detector system.
25.1207
Compliance.
Subpart F—Equipment
G
ENERAL
25.1301
Function and installation.
25.1302
Installed systems and equipment for
use by the flightcrew.
25.1303
Flight and navigation instruments.
25.1305
Powerplant instruments.
25.1307
Miscellaneous equipment.
25.1309
Equipment, systems, and installa-
tions.
25.1310
Power source capacity and distribu-
tion.
25.1316
Electrical and electronic system
lightning protection.
25.1317
High-intensity Radiated Fields
(HIRF) Protection.
I
NSTRUMENTS
: I
NSTALLATION
25.1321
Arrangement and visibility.
25.1322
Flightcrew alerting.
25.1323
Airspeed indicating system.
25.1324
Angle of attack system.
25.1325
Static pressure systems.
25.1326
Pitot heat indication systems.
25.1327
Magnetic direction indicator.
25.1329
Flight guidance system.
25.1331
Instruments using a power supply.
25.1333
Instrument systems.
25.1337
Powerplant instruments.
E
LECTRICAL
S
YSTEMS AND
E
QUIPMENT
25.1351
General.
25.1353
Electrical equipment and installa-
tions.
25.1355
Distribution system.
25.1357
Circuit protective devices.
25.1360
Precautions against injury.
25.1362
Electrical supplies for emergency
conditions.
25.1363
Electrical system tests.
25.1365
Electrical appliances, motors, and
transformers.
L
IGHTS
25.1381
Instrument lights.
25.1383
Landing lights.
25.1385
Position light system installation.
25.1387
Position light system dihedral an-
gles.
25.1389
Position light distribution and in-
tensities.
25.1391
Minimum intensities in the hori-
zontal plane of forward and rear position
lights.
25.1393
Minimum intensities in any vertical
plane of forward and rear position lights.
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