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Graviner automatic fire extinguisher

I am trying to find out more about a Graviner methyl bromide automatic fire extinguisher. It’s a Mk 21A, Stores Ref No 27N/105. Is it possible to say what particular aircraft types such extinguishers were used on?

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By: TerryP - 27th December 2020 at 10:42

Here are some words and illustrations of the vampire system, although the reference numbers may be out of date. I see that the bottles were fired electrically by the pilot pressing a button in the cockpit, which may explain why it says “automatic”.

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By: Trolley Aux - 26th December 2020 at 17:55

27N  is  Airborne fire-fighting equipment other than that I cannot help

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By: flyingblind - 26th December 2020 at 13:13

 Can anyone help with this item. Label states 27N/105

Firstly as its fitted to a cradle I assume its an extinguisher for the cockpit?

Secondly how can the bottle be removed from the cradle without activating it ?

Interestingly it is marked ‘XD 599’ which I assume is the aircraft serial number. Therefore a Vampire T11

Many thanks

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By: gablet - 14th July 2012 at 12:19

Hi John, sent you a PM as well 😉

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By: JOHN O'BRIEN - 12th July 2012 at 14:15

F1 Extinguishers

Hi Gablet,

I’m the Technical Support Manager at Kidde Graviner.

I’ve sent you a PM regarding your question.

Cheers.

John

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By: gablet - 6th June 2012 at 10:41

Hi all,
apologies for stealing another member’s thread but wouldn’t want to open a similar one! 😮
Could anyone tell me something about these devices I found on a 1974 F1 car?
Power pack type 255A
Extinguisher type 248A-01
Temperature sensor like these ones:
http://img7.imageshack.us/img7/4212/000gravinerdetectors.jpg
I know it could well be something used on an old aircraft so does anyone know something more about? Wiring scheme, datasheets maybe?
I tried to contact Kidde before but no answer yet and several months passed :rolleyes:
Many thanks in advance to all!
Gabriele

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By: RadarArchive - 19th May 2012 at 15:20

Terry,

The Type 21A is 27N/105.

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By: RadarArchive - 19th May 2012 at 15:20

Terry,

The Type 21A is 27N/105.

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By: TerryP - 19th May 2012 at 14:49

Radar Archive, FoxVC10,
Thank you for that, 27N/67 Type 21A added to my list as “Sea Vampire T22 ?”

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By: TerryP - 19th May 2012 at 14:49

Radar Archive, FoxVC10,
Thank you for that, 27N/67 Type 21A added to my list as “Sea Vampire T22 ?”

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By: FoxVC10 - 19th May 2012 at 07:10

My AP1086 (AL5) states 6lb, 1/2in bore discharge supersedes Ref No.67. For Vampire Only.

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By: FoxVC10 - 19th May 2012 at 07:10

My AP1086 (AL5) states 6lb, 1/2in bore discharge supersedes Ref No.67. For Vampire Only.

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By: RadarArchive - 19th May 2012 at 06:46

Terry,

Kidde Graviner mentioned they had the Mk 21A listed as from a Vampire. I assume this particular example came from a Sea Vampire T.22.

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By: RadarArchive - 19th May 2012 at 06:46

Terry,

Kidde Graviner mentioned they had the Mk 21A listed as from a Vampire. I assume this particular example came from a Sea Vampire T.22.

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By: TerryP - 18th May 2012 at 20:00

Just in case anyone is interested, I’ve now discovered that the Mk 21A Graviner automatic extinguisher would have come from a de Havilland Vampire.

I don’t have spare parts schedules for single seat Vampires but the Vampire T11 appears to have had the Mk20A (see circuit below) and also the single seat Venoms did:

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By: TerryP - 18th May 2012 at 20:00

Just in case anyone is interested, I’ve now discovered that the Mk 21A Graviner automatic extinguisher would have come from a de Havilland Vampire.

I don’t have spare parts schedules for single seat Vampires but the Vampire T11 appears to have had the Mk20A (see circuit below) and also the single seat Venoms did:

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By: Vampirefan - 18th May 2012 at 14:10

Vampire Bottles

If anyone has any spare un-issued (NOS) bottles for a Vampire I’d be interested to obtain a few………..

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By: Vampirefan - 18th May 2012 at 14:10

Vampire Bottles

If anyone has any spare un-issued (NOS) bottles for a Vampire I’d be interested to obtain a few………..

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By: RadarArchive - 18th May 2012 at 11:56

Just in case anyone is interested, I’ve now discovered that the Mk 21A Graviner automatic extinguisher would have come from a de Havilland Vampire.

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By: RadarArchive - 18th May 2012 at 11:56

Just in case anyone is interested, I’ve now discovered that the Mk 21A Graviner automatic extinguisher would have come from a de Havilland Vampire.

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