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Forum: Tech Log

5th Jan 2023, 01:03

Replies: 0

Sunshade & sun visor MEL & company SOP’s (737NG)

Views: 1,032

Posted By RocknRola87

Sunshade & sun visor MEL & company SOP’s (737NG)

Hi ! I’m wondering if your MEL has something on sunshade & sun visor. We have one item on the MEL, it’s a CDDM (cabin) that only concerns sunshade on cabin windows.
My other question , was « told »...

Forum: Tech Log

19th Dec 2022, 17:31

Replies: 14

Hold Over times

Views: 5,893

Posted By RocknRola87

Have a look on FAA N 8900 series notice, it will...

Have a look on FAA N 8900 series notice, it will help you understand what does it mean the span time for each precipitation case. Personally we don’t have specific company guidance on that matter.

Forum: Tech Log

25th Nov 2022, 23:56

Replies: 4

DDM 30-03-03B 737NG

Views: 1,111

Posted By RocknRola87

Here is the rest of the operation text of the MEL...

Here is the rest of the operation text of the MEL :
30-03 Engine and Nose Cowl Anti-Ice Valves (Continued) 30-03-03B Valve Inoperative Open (Continued) OPERATIONS (O) (Continued)

4. During...

Forum: Tech Log

25th Nov 2022, 13:22

Replies: 6

FMC Correction factors

Views: 2,156

Posted By RocknRola87

Had to deal with this figure once, when the FMC...

Had to deal with this figure once, when the FMC calculated a relatively low arrival fuel at destination, reviewed all parameters ground distance , entered winds & so on .. finally jumped to PERF...

Forum: Tech Log

25th Nov 2022, 13:07

Replies: 4

DDM 30-03-03B 737NG

Views: 1,111

Posted By RocknRola87

Yep, but it applies only to the trip, the thing...

Yep, but it applies only to the trip, the thing it must be applied to all take off fuel components. The fuel mileage as you know is the specific range ( 1/distance consumption) expressed as nAm...

Forum: Tech Log

25th Nov 2022, 12:52

Replies: 6

FMC Correction factors

Views: 2,156

Posted By RocknRola87

As you pointed out, on the B737NG the AMM states...

As you pointed out, on the B737NG the AMM states allowable DRAG FACTOR entry range is -9.9 to 9.9 . The same apply to the F-F fuel flow factor .

Forum: Tech Log

23rd Nov 2022, 14:57

Replies: 4

DDM 30-03-03B 737NG

Views: 1,111

Posted By RocknRola87

DDM 30-03-03B 737NG

Hi guys !
bullet number 5 in the DDM states :
Apply a fuel mileage decrement of 1.3%. to account for the engine and nose cowl anti-ice valve inoperative open.

how do you actually apply that on...

Forum: Tech Log

23rd Oct 2022, 14:55

Replies: 79

What exactly is an altitude restriction (Jepp)?

Views: 13,264

Posted By RocknRola87

Canadians makes it simple i think , I quote from...

Canadians makes it simple i think , I quote from their instruments flight rules-arrival procedures-approach clearance : A clearance for an approach may not include any intermediate altitude...

Forum: Tech Log

30th Sep 2022, 17:45

Replies: 5

Fmc stab trim changes when using atm on the 737max

Views: 1,105

Posted By RocknRola87

Yep but later on and the change is only in the...

Yep but later on and the change is only in the order of 0.01 unit , i guess had to do with APU fuel consumption which decreases a little bit the take off weight , on the MAX it happens instantly when...

Forum: Tech Log

30th Sep 2022, 12:42

Replies: 20

Long Range Heading Differences

Views: 3,521

Posted By RocknRola87

That’s pretty much what you said, both Meriden...

That’s pretty much what you said, both Meriden convergence & FMC VAR tables are involved. Bill bulfer B737 NG FMC USER’s GUIDE talks briefly about in a section entitled DIR TO, it’s a brief review on...

Forum: Tech Log

28th Sep 2022, 15:29

Replies: 8

Reduced taxiway NOTAM

Views: 2,027

Posted By RocknRola87

Hi ! Both annexe 14 (8th edition) & DOC 9157 part...

Hi ! Both annexe 14 (8th edition) & DOC 9157 part 2 (5th edition) shows tables of minimum taxiway width function of OMGWS Outer main gear wheel span, I fly 737NG with a OMGWS above 6 m which gives us...

Forum: Tech Log

28th Sep 2022, 13:34

Replies: 5

Fmc stab trim changes when using atm on the 737max

Views: 1,105

Posted By RocknRola87

Fmc stab trim changes when using atm on the 737max

Hi guys! Since the introduction of the MAX on our fleet I’ve noticed that the FMC stab trim changes when entering an assumed temperature (we don’t use DERATE), whereas this doesn’t happen on the...

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