title-14-part-121-sec121-1117

266

14 CFR Ch. I (1–1–24 Edition)

§ 121.1117

ABLE

1—A

IRPLANES

UBJECT TO

§ 26.21—Continued

Airplane model

Compliance date—

months after Janu-

ary 14, 2011

Default LOV

[flight cycles (FC)

or flight hours (FH)]

All airplanes whose maximum takeoff gross weight has been decreased

to 75,000 pounds or below after January 14, 2011, or increased to
greater than 75,000 pounds at any time by an amended type certifi-
cate or supplemental type certificate.

30, or within 12

months after the
LOV is ap-
proved, or be-
fore operating
the airplane,
whichever oc-
curs latest.

Not applicable.

All Other Airplane Models (TCs and amended TCs) not Listed in Table 2 .............

72, or within 12

months after the
LOV is ap-
proved, or be-
fore operating
the airplane,
whichever oc-
curs latest.

Not applicable.

Type certificated as of January 14, 2011.

Note: Airplane operation limitation is stated in the Airworthiness Limitation section.

ABLE

2—A

IRPLANES

XCLUDED

ROM

§ 26.21

Airplane model

Default LOV

[flight cycles (FC)

or flight hours

(FH)]

Airbus:

Caravelle ...................................

15,000 FC/24,000

Avions Marcel Dassault:

Breguet Aviation Mercure 100C

20,000 FC/16,000

Boeing:

Boeing 707 (–100 Series and

–200 Series) ..........................

20,000 FC

Boeing 707 (–300 Series and

–400 Series) ..........................

20,000 FC

Boeing 720 ................................

30,000 FC

Bombardier:

CL–44D4 and CL–44J ..............

20,000 FC

BD–700 .....................................

15,000 FC

Bristol Aeroplane Company:

Britannia 305 .............................

10,000 FC

British Aerospace Airbus, Ltd.:

BAC 1–11 (all models) ..............

85,000 FC

British Aerospace (Commercial Aircraft)

Ltd.:

Armstrong Whitworth Argosy

A.W. 650 Series 101 .............

20,000 FC

BAE Systems (Operations) Ltd.:

BAe 146–100A (all models) ......

50,000 FC

BAe 146–200–07 ......................

50,000 FC

BAe 146–200–07 Dev ...............

50,000 FC

BAe 146–200–11 ......................

50,000 FC

BAe 146–200–07A ....................

47,000 FC

BAe 146–200–11 Dev ...............

43,000 FC

BAe 146–300 (all models) ........

40,000 FC

Avro 146–RJ70A (all models) ...

40,000 FC

Avro 146–RJ85A and 146–

RJ100A (all models) ..............

50,000 FC

D & R Nevada, LLC:

Convair Model 22 ......................

1,000 FC/1,000

Convair Model 23M ...................

1,000 FC/1,000

deHavilland Aircraft Company, Ltd.:

D.H. 106 Comet 4C ..................

8,000 FH

Gulfstream:

GV .............................................

40,000 FH

GV–SP ......................................

40,000 FH

ABLE

2—A

IRPLANES

XCLUDED

ROM

§ 26.21—Continued

Airplane model

Default LOV

[flight cycles (FC)

or flight hours

(FH)]

Ilyushin Aviation Complex:

IL–96T .......................................

10,000 FC/30,000

Lockhead:

300–50A01(USAF C 141A) .......

20,000 FC

[Doc. No. FAA–2006–24281, 75 FR 69785, Nov.
15, 2010, as amended by Amdt. 121–360, 77 FR
30878, May 24, 2012; Admt. 121–360A, 77 FR
55105, Sept. 7, 2012; Doc. No. FAA–2022–1355;
Amdt. 121–387, 87 FR 75847, Dec. 9, 2022]

§ 121.1117 Flammability reduction

means.

(a)

Applicability.

Except as provided

in paragraph (o) of this section, this
section applies to transport category,
turbine-powered airplanes with a type
certificate issued after January 1, 1958,
that, as a result of original type cer-
tification or later increase in capacity
have:

(1) A maximum type-certificated pas-

senger capacity of 30 or more, or

(2) A maximum payload capacity of

7,500 pounds or more.

(b)

New Production Airplanes.

Except

in accordance with § 121.628, no certifi-
cate holder may operate an airplane
identified in Table 1 of this section (in-
cluding all-cargo airplanes) for which
the State of Manufacture issued the
original certificate of airworthiness or

267

Federal Aviation Administration, DOT

§ 121.1117

export airworthiness approval after De-
cember 27, 2010 unless an Ignition Miti-
gation Means (IMM) or Flammability
Reduction Means (FRM) meeting the
requirements of § 26.33 of this chapter is
operational.

ABLE

Model—Boeing

Model—Airbus

747 Series

A318, A319, A320, A321 Series

737 Series

A330, A340 Series

777 Series
767 Series

(c)

Auxiliary Fuel Tanks.

After the ap-

plicable date stated in paragraph (e) of
this section, no certificate holder may
operate any airplane subject to § 26.33
of this chapter that has an Auxiliary
Fuel Tank installed pursuant to a field
approval, unless the following require-
ments are met:

(1) The certificate holder complies

with 14 CFR 26.35 by the applicable
date stated in that section.

(2) The certificate holder installs

Flammability Impact Mitigation
Means (FIMM), if applicable, that is
approved by the responsible Aircraft
Certification Service office.

(3) Except in accordance with

§ 121.628, the FIMM, if applicable, is
operational.

(d)

Retrofit.

Except as provided in

paragraphs (j), (k), and (l) of this sec-
tion, after the dates specified in para-
graph (e) of this section, no certificate
holder may operate an airplane to
which this section applies unless the
requirements of paragraphs (d)(1) and
(d)(2) of this section are met.

(1) IMM, FRM or FIMM, if required

by §§ 26.33, 26.35, or 26.37 of this chapter,
that are approved by the responsible
Aircraft Certification Service office,
are installed within the compliance
times specified in paragraph (e) of this
section.

(2) Except in accordance with

§ 121.628, the IMM, FRM or FIMM, as
applicable, are operational.

(e)

Compliance Times.

Except as pro-

vided in paragraphs (k) and (l) of this
section, the installations required by
paragraph (d) of this section must be
accomplished no later than the appli-
cable dates specified in paragraph
(e)(1), (e)(2), or (e)(3) of this section.

(1) Fifty percent of each certificate

holder’s fleet identified in paragraph
(d)(1) of this section must be modified
no later than December 26, 2014.

(2) One hundred percent of each cer-

tificate holder’s fleet identified in
paragraph (d)(1) of this section must be
modified no later than December 26,
2017.

(3) For those certificate holders that

have only one airplane of a model iden-
tified in Table 1 of this section, the air-
plane must be modified no later than
December 26, 2017.

(f)

Compliance After Installation.

Ex-

cept in accordance with § 121.628, no
certificate holder may—

(1) Operate an airplane on which IMM

or FRM has been installed before the
dates specified in paragraph (e) of this
section unless the IMM or FRM is oper-
ational, or

(2) Deactivate or remove an IMM or

FRM once installed unless it is re-
placed by a means that complies with
paragraph (d) of this section.

(g)

Maintenance Program Revisions.

certificate holder may operate an air-
plane for which airworthiness limita-
tions have been approved by the re-
sponsible Aircraft Certification Service
office in accordance with §§ 26.33, 26.35,
or 26.37 of this chapter after the air-
plane is modified in accordance with
paragraph (d) of this section unless the
maintenance program for that airplane
is revised to include those applicable
airworthiness limitations.

(h) After the maintenance program is

revised as required by paragraph (g) of
this section, before returning an air-
plane to service after any alteration
for which airworthiness limitations are
required by §§ 25.981, 26.33, or 26.37 of
this chapter, the certificate holder
must revise the maintenance program
for the airplane to include those air-
worthiness limitations.

(i) The maintenance program

changes identified in paragraphs (g)
and (h) of this section must be sub-
mitted to the operator’s Principal
Maintenance Inspector responsible for
review and approval prior to incorpora-
tion.

(j) The requirements of paragraph (d)

of this section do not apply to air-
planes operated in all-cargo service,

268

14 CFR Ch. I (1–1–24 Edition)

§ 121.1119

but those airplanes are subject to para-
graph (f) of this section.

(k) The compliance dates specified in

paragraph (e) of this section may be ex-
tended by one year, provided that—

(1) No later than March 26, 2009, the

certificate holder notifies its respon-
sible Flight Standards office or Prin-
cipal Inspector that it intends to com-
ply with this paragraph;

(2) No later than June 24, 2009, the

certificate holder applies for an amend-
ment to its operations specification in
accordance with § 119.51 of this chapter
and revises the manual required by
§ 121.133 to include a requirement for
the airplane models specified in Table 2
of this section to use ground air condi-
tioning systems for actual gate times
of more than 30 minutes, when avail-
able at the gate and operational, when-
ever the ambient temperature exceeds
60 degrees Fahrenheit; and

(3) Thereafter, the certificate holder

uses ground air conditioning systems
as described in paragraph (k)(2) of this
section on each airplane subject to the
extension.

ABLE

Model—Boeing

Model—Airbus

747 Series

A318, A319, A320, A321 Series

737 Series

A300, A310 Series

777 Series

A330, A340 Series

767 Series
757 Series

(l) For any certificate holder for

which the operating certificate is
issued after December 26, 2008, the com-
pliance date specified in paragraph (e)
of this section may be extended by one
year, provided that the certificate
holder meets the requirements of para-
graph (k)(2) of this section when its ini-
tial operations specifications are
issued and, thereafter, uses ground air
conditioning systems as described in
paragraph (k)(2) of this section on each
airplane subject to the extension.

(m) After the date by which any per-

son is required by this section to mod-
ify 100 percent of the affected fleet, no
certificate holder may operate in pas-
senger service any airplane model spec-
ified in Table 2 of this section unless
the airplane has been modified to com-
ply with § 26.33(c) of this chapter.

(n) No certificate holder may operate

any airplane on which an auxiliary fuel
tank is installed after December 26,
2017 unless the FAA has certified the
tank as compliant with § 25.981 of this
chapter, in effect on December 26, 2008.

(o)

Exclusions.

The requirements of

this section do not apply to the fol-
lowing airplane models:

(1) Convair CV–240, 340, 440, including

turbine powered conversions.

(2) Lockheed L–188 Electra.
(3) Vickers VC–10.
(4) Douglas DC–3, including turbine

powered conversions.

(5) Bombardier CL–44.
(6) Mitsubishi YS–11.
(7) BAC 1–11.
(8) Concorde.
(9) deHavilland D.H. 106 Comet 4C.
(10) VFW—Vereinigte Flugtechnische

VFW–614.

(11) Illyushin Aviation IL 96T.
(12) Bristol Aircraft Britannia 305.
(13) Handley Page Herald Type 300.
(14) Avions Marcel Dassault—Breguet

Aviation Mercure 100C.

(15) Airbus Caravelle.
(16) Fokker F–27/Fairchild Hiller FH–

227.

(17) Lockheed L–300.

[Doc. No. FAA–2005–22997, 73 FR 42501, July
21, 2008, as amended by Amdt. 121–345, 74 FR
31619, July 2, 2009; Docket FAA–2018–0119,
Amdt. 121–380, 83 FR 9173, Mar. 5, 2018]

§ 121.1119 Fuel tank vent explosion

protection.

(a)

Applicability.

This section applies

to transport category, turbine-powered
airplanes with a type certificate issued
after January 1, 1958, that have:

(1) A maximum type-certificated pas-

senger capacity of 30 or more; or

(2) A maximum payload capacity of

7,500 pounds or more.

(b)

New production airplanes.

No cer-

tificate holder may operate an airplane
for which the State of Manufacture
issued the original certificate of air-
worthiness or export airworthiness ap-
proval after August 23, 2018 unless
means, approved by the Administrator,
to prevent fuel tank explosions caused
by propagation of flames from outside
the fuel tank vents into the fuel tank