REFLECTOR: Over Center Gas Strut

[Tom Martino]

Many times it is simply a matter of the micro-switch gear switch moving
slightly out of adjustment.


On 1/16/07 8:41 AM, "Michael Watson" <mikewatsspg at gmail.com> wrote:

> TEC,
> 
> I do check all gear functions at each annual, which was done in October
> last year. At that time I cycled the gear three times, adjusted both rear
> gear doors, 1/8 inch in at the leading edge and 1/16 inch down trailing side.
> The dump function was also checked, each time both lights came on.
> 
> Last week Saturday, I cycled the gear five times and dumped it twice,
> each time the it work flawlessly, no binding anywhere. That afternoon,
> I went to KOBE to got some cheap gas and again no nose gear light,
> returned to home base (KLNA), this time dumped the gear, no nose gear
> light. Very annoying.
> 
> I'm not complaining about the strut life span, It's just that it is a bear to
> replace.
> 
> Mike W.
> 
> 
> 
> On 1/16/07, HYTEC45 at aol.com <HYTEC45 at aol.com> wrote:
>> 
>> 
>> The gas strut keeps the over center linkage over center only in the event of
>> a pump failure or pressure loss.  It is only utilized in manual extension.
>> While 9 years is probably to long (I check the force on the strut at each
>> annual by removing the strut and pressing down on a scale with it), you have
>> a problem somewhere else.  Either the hydraulic ram adjustment needs to be
>> extended, or there is binding somewhere in the system.  The hydraulic ram
>> should take the over center linkage all the way to the fully locked
>> position, while the pressure in the system will keep things locked.
>> 
>> At least, during each annual, extend the gear IN FLIGHT using the dump valve
>> to insure they do indeed lock down.
>> TEC
>> How often dose one have to change the over center gas strut on the
>> retractable nose gear assy?
>> 
>> For the last three landings, I had to use my nose gear locking
>> tool to pry the nose gear that last half inch before the light would
>> come on.
>> 
>> According to my LogBook Pro records, I have roughly 492
>> landings (Cycles) over the last 9 years.
>> 
>> 
>> 
>> 
>> _______________________________________________
>> To change your email address, visit
>> http://www.tvbf.org/mailman/listinfo/reflector
>> 
>> Visit the gallery!  www.tvbf.org/gallery
>> user:pw >> Check new archives: www.tvbf.org/pipermail
>> Check old archives:
>> http://www.tvbf.org/archives/velocity/maillist.html
>> 
>> 
> 



-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://www.tvbf.org/mailman/private/reflector/attachments/20070116/8928602d/attachment.html