Mar 2017 Page 73
© 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
8 CLEANING
8.1 MATERIALS
The materials necessary for cleaning are given in Table 9.
NOTE:
Equivalent alternatives can be used for
these items.
DESCRIPTION
PART No/SPEC VENDOR
Soft cloth - CFE
Mild detergent - CFE
Table 9 Cleaning Materials
8.2 GENERAL CLEANING
General cleaning of the DAFR is restricted to a wipe over the
case with a damp (not wet) cloth.
8.3 ULB SWITCH CLEANING
CAUTION:
DIRT ON THE ULB SWITCH CONTACTS CAN CREATE A
PATH FOR BATTERY CURRENT DRAIN.
The ULB inspections are to be carried out at intervals not
exceeding six months elapsed time or as agreed with the
relevant regulatory authority.
Proceed the ULB Switch Cleaning as follows:
(1) Using a soft cloth and mild detergent, clean the ULB
switch contact.
(2) Using a second, dry soft cloth, thoroughly dry the ULB
switch contact.
(3) Check that the battery date stamp indicates an in-date
battery.
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