Appendix E: Preventative Maintenance CDU
Operator Manual
T
4000™
(Rev 1)
© Hantle 2010
E.2
MCDU Sensor Locations
Front / Top
There are 3 sensors located behind
the metal bracket, directly above the
Reject Bin. These can be reached by
inserting a cotton swab through the
front bracket.
There are 2 sensors located in the rear
inside portion of the dispenser. Open
the lid of the dispenser and reach
between the belts. Be careful to not
bump the top sensor boards.