Do you put "baby powder' in the tire before you stick
the tube in ?
Talc should keep the tube from fretting. read baby
powder ingredients.
--- "R.C.Harrison" <ptag.dev@ukonline.co.uk> wrote:
> <ptag.dev@ukonline.co.uk>
>
> Hi! Guys.
> About 6 months ago I put messages out about regular
> failures of the Cheng Shin Tubes. The cause I felt
> was due to the tube being slightly too large for the
> tyre, making a fold in it'self on assembly and
> therefore fretting and wearing through to eventually
> puncture.
> I made a commitment .... to myself that in future I
> would put the tube on a 200 hour replacement plan
> since there seems to be no alternative available.
> However here we are again with a tube only puncture
> this time right on one of its construction lines but
> on examination the tube also has the similar
> fretting marks indicating folds.
> My suppliers whilst sympathetic to the problem say
> that the manufacturers will say that their tube
> isn't intended for aircraft?
> Needless to say my 200 hour rule wouldn't have saved
> the day !
> Has anyone any ideas?
> Regards
> Bob Harrison G-PTAG Europa MKI/Jabiru 3300
>
> PS. BTW I'm stopping taking passengers called Jason
> since the failure on 21st September was just
> starting rolling on departure with Jason Harrison
> and the one on 28th February was just lining up to
> park after a short flight with Jason Harley.!
>
>
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