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Old 05-06-2013 | 02:17 AM
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Springbok Flyer
 
Joined: Jun 2006
Posts: 1,480
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From: Gold Coast, Queensland, AUSTRALIA
Default How do I do this?

Hi guys,

I have a Futaba 18MZ and I am busy setting up smoke.

First - What I want to achieve is to control the smoke with my throttle, but only have it switch on above 35% throttle. In other words I don't want the smoke pump to work when my throttle is less than 35% open.

Second - I want to be able to switch the smoke complete off from a two position switch.

Third - I want to control the amount of smoke with a normal end point setting.

Reason for all this; I fly a turbo prop and don't want smoke oil injected when the turbine is at less than 35% as it may choke the engine at low rpm. Also I cannot have the throttle always switch on the smoke above 35% as I need to open the throttle during the start-up of the turbine and then don't want oil being injected.

So as an end result I would like to do the following:

- Start my turbine as per normal and pull back to idle.
- Then switch on the smoke function without the smoke pump starting up.
- When I now advance the throttle past 35%, the smoke pump should switch on and deliver the volume of oil that I had set as maximum, using an end point for the smoke function.

I hope my explanation is sufficient, but please ask me to clarify any confusing bits.

Thanks for your help.

Jan