(a)
On the flight recorder control panel (FRCP), set the function switch to the ON position.
(b)
Push the red button on top of the HHDLU.
(c)
Set the DSDU switch.
(d)
Set the word number to WRD1, WRD2, or WRD3.
(e)
Set the BASE switch.
(f)
In the BASE SELECT menu, set OCT for octal values.
(g)
Set the SUBFRAME and WORD as specified.
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(9) With the MADU, set the switches as follows:
(a)
Set the power switch to the ON position.
(b)
Push the FUN switch, then enter the number 5 to set the LRU A on the tester.
(c)
Push the DATA switch, then the number 03 to set the DFDAU-H on the tester.
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(d)
Push the FUN switch, then the number 03 for SUBFRAME.
(e)
Set a subframe (1 thru 4) on the keyboard switch.
(f)
Push the DATA switch, then the number 04 for WORD.
(g)
Set a word (1 thru 64) on the keyboard.
(h)
Push the FUN switch, then the number 02 to set the FORMAT field on the tester.
(i)
Push the number 02 to set the OCTAL 10 on the tester.
(j)
Set the SUBFRAME and WORD as specified.
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(10)
On the tester, set the SUBFRAME to O and the WORD to 12.
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(11)
For the captain's control wheel, move the control wheel to the full counter clockwise position.
S 214-039
(12)
Make sure the tester display shows between 1020 and 1100.
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(13)
For the captain's control wheel, move the control wheel fully clockwise to the stop position.
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(14)
Make sure the tester display shows between 6700 and 6760.
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(15)
If the tester display is not in tolerance do the steps that follows:
(a)
Remove the lockwire from the thumbnut.
(b)
Adjust the rod length with the micro-adjustable thumbnut to get the correct value on the tester display.
(c)
Install the lockwire to the micro-adjustable thumbnut and rod end assembly (AMM 20-10-23/401).
E. Put the Airplane Back to its Usual Condition
S 864-054
(1) If you used the HHDLU, do the steps that follow:
(a)
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本文链接地址：757 AMM 飞机维护手册 仪表 CHAPTER 31 - INSTRUMENTS 1(148)
