M7.13 Flashcards
If a wire is said to be 7x19 what does this mean?
7 strands of 19 wires
How is new cable supplied?
On a wooden drum at least 40 times the diameter of an individual cable
What should happen on both new ends on a cut wire?
Tied with strong cord to prevent splaying
If a wire is worn to more than 60% of its diameter what should you do?
Call it broken and replace it
How is upper and lower designated on swaging discs?
Upper has two holes and lower has two pins
How many times can sleeve terminal be rolled whilst swaging?
4
What should happen if slippage between cable and terminal occurs?
The cable has to be discarded or used for shorter cable lines after terminals cut off
How long should the load be applied for when measuring tension on a cable?
5 minutes
How is the left-hand thread indicated on a turnbuckle?
It is marked by a groove
What units does tensiometer work in?
It has no specific units
What forces can teleflex cables transmit?
Push and pull
What are the three types of teleflex cables?
- No. 2 (left hand helix)
- No. 380 (right hand helix)
- DS169330 (hot areas of the aircraft)
What temperatures can a DS 169330 cable withstand?
350.C
What are swivel joints used for?
To take up the angular movement at the end of a control run (not exceeding 90 degrees)
What does a torsion drive do?
It transform linear movement from cables into rotary action
