Mar 2017 Page 46
© Penny & Giles Aerospace Ltd. No part of this work may be reproduced or distributed by any
means without prior permission in writing from the copyright owner.
DATA ACQUISITION FLIGHT RECORDER Type D51615-202-XXX or D51615-
202-XXX-090- with CCU Type D51616-XXXX and CAM Type D51623-XXXX
Installation and Operating Manual with Illustrated Parts
List
Commercial in Confidence
PIM434-I
Table 5 Maintenance Tasks for DAFR Type D51615-202-XXX
EQUIPMENT TASK
MAXIMUM
INTERVAL
ACTION
DAFR Functional Check
Daily (see
Note below)
Confirm serviceability using test
function on the control unit( flight
crew check) or check for no FAIL
indication for Built in test
ULB
Check/Functional
Test
6 months
Clean switch contact. Check battery
voltage. Check operation.
DAFR
CVR System
Check
6 months
Confirm, by means of the control unit
monitor jack, proper recording on
each voice channel from the area
microphone(s), receiver audio, side-
tone, interphone, public address (if
recorded) and boom microphone
(including ‘hot mic’ function of the
inhibit logic for bulk erase
DAFR
FDR System
Check
12 months
Copy and replay the last 15 minutes
of flight recording. Check all
mandatory parameters are active
and are of acceptable quality.
DAFR CVR Replay 24 months
Remove recorder immediately post
flight. Replay and evaluate the
quality of the in-flight recording.
DAFR FDR Replay 24 months
Copy and replay complete data
memory contents. Check all
mandatory parameters are active
and are of acceptable quality.
DAFR
Inspection 72 months
Strip Down, Mechanical Inspection,
Reassembly and recertification.
Carry out verification test.
NOTE: These Maintenance tasks are for guidance only, and are based on the
recommendations of EUROCAE ED-112 and will need to be agreed between
the operator and the applicable Regulatory Authority.
NOTE:
The Functional Check is to be performed daily either
pre-flight and/or post-flight, or whenever maintenance
has been performed on the aircraft, which may affect
the performance or operation of the DAFR or its
associated interface.
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