Section 125.226

14 CFR Ch. I (1-1-19 Edition)

are connected to the recording system
must be recorded within the ranges, accuracies, resolutions, and sampling intervals specified in Appendix E of this
part by August 20, 2001.
(3) That were subject to Section 125.225(e) of
this part, all conditions of Section 125.225(c)
must continue to be met until compliance with paragraph (c)(1) of this section is accomplished.
(d) For all turbine-engine-powered
transport category airplanes that were
manufactured after October 11, 1991 - 
(1) The parameters listed in paragraphs (a)(1) through (a)(34) of this section must be recorded within the
ranges, accuracies, resolutions, and recording intervals specified in Appendix
E of this part by August 20, 2001.
Paramaters listed in paragraphs (a)(12)
through (a)(14) each may be recorded
from a single source.
(2) Commensurate with the capacity
of the recording system, all additional
parameters for which information
sources are installed and which are
connected to the recording system,
must be recorded within the ranges, accuracies, resolutions, and sampling intervals specified in Appendix E of this
part by August 20, 2001.
(e) For all turbine-engine-powered
transport category airplanes that are
manufactured after August 18, 2000 - 
(1) The parameters listed in paragraph (a) (1) through (57) of this section
must be recorded within the ranges, accuracies, resolutions, and recording intervals specified in Appendix E of this
part.
(2) Commensurate with the capacity
of the recording system, all additional
parameters for which information
sources are installed and which are
connected to the recording system,
must be recorded within the ranges, accuracies, resolutions, and sampling intervals specified in Appendix E of this
part.
(3) In addition to the requirements of
paragraphs (e)(1) and (e)(2) of this section, all Boeing 737 model airplanes
must also comply with the requirements of paragraph (n) of this section,
as applicable.
(f) For all turbine-engine-powered
transport category airplanes manufactured after August 19, 2002 - 

(1) The parameters listed in paragraphs (a)(1) through (a)(88) of this section must be recorded within the
ranges, accuracies, resolutions, and recording intervals specified in Appendix
E to this part.
(2) In addition to the requirements of
paragraphs (f)(1) of this section, all
Boeing 737 model airplanes must also
comply with the requirements of paragraph (n) of this section.
(g) Whenever a flight data recorder
required by this section is installed, it
must be operated continuously from
the instant the airplane begins its
takeoff roll until it has completed its
landing roll.
(h) Except as provided in paragraph
(i) of this section, and except for recorded data erased as authorized in
this paragraph, each certificate holder
shall keep the recorded data prescribed
by this section, as appropriate, until
the airplane has been operated for at
least 25 hours of the operating time
specified in Section 121.359(a) of this part. A
total of 1 hour of recorded data may be
erased for the purpose of testing the
flight recorder or the flight recorder
system. Any erasure made in accordance with this paragraph must be of
the oldest recorded data accumulated
at the time of testing. Except as provided in paragraph (i) of this section,
no record need to be kept more than 60
days.
(i) In the event of an accident or occurrence that requires immediate notification of the National Transportation
Safety Board under 49 CFR 830 of its
regulations and that results in termination of the flight, the certificate
holder shall remove the recorder from
the airplane and keep the recorder data
prescribed by this section, as appropriate, for at least 60 days or for a
longer period upon the request of the
Board or the Administrator.
(j) Each flight data recorder system
required by this section must be installed in accordance with the requirements of Section 25.1459(a) (except paragraphs
(a)(3)(ii) and (7)), (b), (d) and (e) of this
chapter. A correlation must be established between the values recorded by
the flight data recorder and the corresponding values being measured. The
correlation must contain a sufficient

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