REFLECTOR: Main Gear Emergency Extension

Chuck Jensen cjensen at dts9000.com
Wed Dec 21 12:07:34 CST 2005


Or, you can put it down early and end up 900' short of final.

Chuck Jensen


> -----Original Message-----
> From: reflector-bounces at tvbf.org [mailto:reflector-bounces at tvbf.org]
On
> Behalf Of Ron Brown
> Sent: Wednesday, December 21, 2005 12:48 PM
> To: Velocity Aircraft Owners and Builders list
> Subject: Re: REFLECTOR: Main Gear Emergency Extension
> 
> Actually, that is only a 900' short final. But I agree, it will seem
> forever
> as you hope you make the field!!!
> 
> 
> ----- Original Message -----
> From: "Alex Balic" <alex157 at pwhome.com>
> To: "'Velocity Aircraft Owners and Builders list'"
<reflector at tvbf.org>
> Sent: Wednesday, December 21, 2005 12:17 PM
> Subject: RE: REFLECTOR: Main Gear Emergency Extension
> 
> 
> > Maybe even 6 seconds seems like a really long time when you are
flying a
> > glider on final............ :)
> >
> >
> > -----Original Message-----
> > From: reflector-bounces at tvbf.org [mailto:reflector-bounces at tvbf.org]
On
> > Behalf Of Scott Derrick
> > Sent: Wednesday, December 21, 2005 9:44 AM
> > To: Velocity Aircraft Owners and Builders list
> > Subject: Re: REFLECTOR: Main Gear Emergency Extension
> >
> > My experience of dropping the gear using the dump valve is the same
as
> > Ron's.  The mains come down in about 6 seconds, followed a couple
> > seconds later by the nose gear.
> >
> > I've done this on the ground and in the air with no noticeable
> > difference in time.
> >
> > Scott
> >
> >
> > Ron Brown wrote:
> >
> >> Chuck,
> >>
> >> Check and see if you have some sort of restriction in your main
gear
> >> hydraulic system - I'm guessing in the hoses.  When I made up my
hoses
> >
> >> the first time, I found that the fitting barb had damaged the inner
> >> lining to the point that when I tested the hydraulic lines they
would
> >> hardly pass air.
> >>
> >> With the mains being heavier, they should fall out first.  My gear
> >> will fall out in about 6-8 seconds and lock.  In fact, they fall
out
> >> almost as fast as the pump will put them down.
> >>
> >> Ronnie
> >>
> >>
> >> ----- Original Message ----- From: "Chuck Harbert"
> >> <c.harbert at comcast.net>
> >> To: <reflector at tvbf.org>
> >> Cc: <p51 at hotmail.com>
> >> Sent: Sunday, December 18, 2005 4:21 AM
> >> Subject: REFLECTOR: Re: Glide Ratio
> >>
> >>
> >>> Having survived a no engine emergency landing, I do remember that
the
> >
> >>> plane glides very well with the gear up, but sinks like a rock
when
> >>> you open those gear doors (probably 6:1). The other thing that is
> >>> surprising is how long it takes to lower the main gear (the nose
> >>> comes down and locks quickly). If you really want to practice
this,
> >>> time how long it takes to get the mains to lock, then go out and
try
> >>> to estimate when you need to start them down. It's way more time
than
> >
> >>> you think. Probably better to put them down at a higher altitude
and
> >>> circle to land to get the feel of the sink rate before you have to
> > land.
> >>>
> >>> The engine quit when I turned crosswind shortly after takeoff, and
I
> >>> just made it back to the field, but too little time to lock the
> >>> mains, so I skidded in on the backside of the plane. Fortunately,
no
> >>> fire and damage was not too much due to an iVO composite prop. I
was
> >>> very lucky.
> >>>
> >>>
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