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Advanced Technology Aircraft Safety Survey Report - Australian ...

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ADVANCED TECHNOLOGY AIRCRAFT SAFETY SURVEY REPORT<br />

46<br />

FIGURE B3.5<br />

There are too many modes available on the FMC/FMGS<br />

100%<br />

90%<br />

80%<br />

70%<br />

60%<br />

50%<br />

40%<br />

30%<br />

20%<br />

10%<br />

0%<br />

Strongly Agree Agree Neutral Disagree Strongly Disagree No Response<br />

Understanding mode functions<br />

Fifteen per cent of respondents indicated that there were still some modes that they did not<br />

understand (see fig. B3.6).<br />

L<br />

Table B3.6a shows that pilots operating Airbus aircraft were less satisfied with their knowledge<br />

of various modes than pilots operating Boeing aircraft.<br />

Table B3.6a<br />

'There are some modes that I still don't understand.'<br />

Airbus<br />

Boeing<br />

Caotain First officer<br />

2 2%<br />

11%<br />

18%<br />

15%<br />

Further research needs to establish whether the modes which are not well understood by pilots<br />

are seldom used, or whether they are fundamental to the safe operation of the aircraft.

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