Week 1 Flashcards
What interval is an A check?
750 +/- 50 hours
What interval is a C check?
12 mos +/- 1 month
What degree nose wheel steering do you get using rudder pedals?
40 degree
What degree nose wheel steering do you get using the tiller?
81 degree
Where would you find maintenance manual info on pulling SSPC’s?
Chapter 20
What two types of placards are there?
Interior and exterior
What’s unique about the jacking pads between the 500/600
600 bolts are longer and can damage 500 wing if mixed up
Where are the jacking/levelling straight points?
Nose wheel well
How do you get 360 degrees of nose wheel steering?
Disconnect torque link
Where would you find procedures post MMEL?
MOPP (Maintenance Operating Placard and Procedures)
Where is water line 0?
49.5 inches below aircraft
Where is frame station 0?
100 inches in front of aircraft
What type of inspection is a zonal inspection?
General visual
What busses are all DCN components on?
Left and right essentials
How many RDC’s are there and how are they numbered?
- 10
- Numbered 12 - 22
How many arinc 664 switches are there and how are they numbered?
- 4
- Numbered 1 - 4
How many RIU’s are there and how are they numbered?
- 4
- Numbered 51 - 54
If all of the RDC’s are same part and have same software, how do they perform different functions?
Strapping at individual locations
What function do the RDC’s perform?
- Brains of the system
- Convert all inputs to arinc 664
- Perform embedded functions
What function do the arinc 664 switches perform?
Route data round DCN network
What arinc 664 switch has a secondary input from the GSB?
Arinc 664 switch #2
What function does software have in the DCN system?
Makes similar components unique
What function does separate physical routing of the DCN wiring have?
Lessens possibility of failure of DCN system in case of catastrophic failure of a component
When would you get a DCN config fail message?
RDC’s in disagreement
A CAS message suffixed by a (u) and subsequent > carroted messages is known as a what?
Umbrella CAS message
What does LSAP stand for?
Loadable software aircraft parts
How many MAU’s and MRC’s are there?
2 of each
In the integrated modular avionics system, what is the interface between the DCN?
- IOGM (Input/Output Gateway Module)
- Thumb latch on front distinguishes them
Where is the CMC module located?
- MAU 1, slot 13
What is the only MAU module you can dispatch without? What must it be replaced with?
- CMC
- Air Management Module