Pilot's Operating Handbook
Section 4
Normal procedures
EASA Approved
Edition 0 - March 05, 2019
Rev. 2
Page 4.4.25
Engine start
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Continuing
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CAUTION
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When THROTTLE is positioned on LO-IDLE before having obtained
13 % of Ng, there is a risk of overtemperature further to an excessive
accumulation of fuel inside the combustion chamber before ignition.
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NOTE
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In case of starting with high residual ITT, an ITT decrease below 150°C (within
starter operation limits) may allow to stay within the allowed ITT envelope
during startup sequence.
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NOTE
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Autothrottle engine protection system is disabled during engine start, thus there
is no protection against ITT exceedances.
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When
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Ng about 13 % and,
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ITT below 150°C and,
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time below 20 seconds :
12 -
THROTTLE
LO-IDLE
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Continue
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PIM - DO NOT USE FOR FLIGHT OPERATIONS