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Technical Discussions

Place to share and discuss your technical questions

			Recent Activity

Welcome to Technical Discussions! Community Rules Petr Smejkal Dash Discussion	0	2	Jul 22

PTU automatic operation domenicosimone94 Question	5	0	Oct 13

Why do we need to close Pack switch (affected side), Isolation Valve and APU Bleed Air switch in case of Engine Fire? Artem Rassokha Question	2	0	Oct 13

DEU failure, why above fl220 no effect on ap and fd, but below fl 220 pitch command is removed and vnav vs lvl chg n/a on failed side? domenicosimone94 Question	0	0	Sep 29

Spar fuel valve Kok Kok Discussion	2	0	Sep 2

1. What is the difference between the reverse thrust detents and are there any visual indications (say N1) to differentiate between them? stevejohnhughes Question	2	0	Sep 1

For the B738: In case of BATTERY DISCHARGE light illuminates, then loss of battery power, will the HOT BAT BUS be powered? (Fire extingui) Soren Christensen Question	13	3	Aug 20

ERR7 no Fuel QTY Pablo Farias Dezontini Discussion	0	0	Aug 8

Hello pilot colleagues (B737CL/NG) In case of double engine failure (with the APU u/s), how can I operate flaps, landing gear and spoilers? Soren Christensen Question	6	2	Aug 7

FMC fail, A/T question. Matthieu Lambinet Discussion	0	0	Aug 7

120kts IAS RTO You have a 30kts HW and this will make your GS 90kts. Is the air / ground sensor based on 1. ground speed 2. IAS vernon_howells16 Discussion	6	1	Aug 6

Technical Differences of the 800BCF: Pablo Farias Dezontini Discussion	1	2	Jul 25

Antiskid operation while braking on accumulator? Jordy Gijbels Discussion	4	3	Jul 25

Thoughts on 737 MAX? @NextGenerationMechanic Dash Discussion	4	0	Jul 24

Technical Discussions

Welcome to Technical Discussions! Community Rules

PTU automatic operation

Why do we need to close Pack switch (affected side), Isolation Valve and APU Bleed Air switch in case of Engine Fire?

DEU failure, why above fl220 no effect on ap and fd, but below fl 220 pitch command is removed and vnav vs lvl chg n/a on failed side?

Spar fuel valve

1. What is the difference between the reverse thrust detents and are there any visual indications (say N1) to differentiate between them?

For the B738: In case of BATTERY DISCHARGE light illuminates, then loss of battery power, will the HOT BAT BUS be powered? (Fire extingui)

ERR7 no Fuel QTY

Hello pilot colleagues (B737CL/NG) In case of double engine failure (with the APU u/s), how can I operate flaps, landing gear and spoilers?

FMC fail, A/T question.

120kts IAS RTO You have a 30kts HW and this will make your GS 90kts. Is the air / ground sensor based on 1. ground speed 2. IAS

Technical Differences of the 800BCF:

Antiskid operation while braking on accumulator?

Thoughts on 737 MAX?