On 06/08/2022 22:15, Ken Atkinson wrote:
> You appear to be coping well with the PV50 refurbishment. Don't forget to fit
a
> mechanical fine pitch stop. It is the aluminium tube that limits the travel if
> you have a screw failure.Adjust length to suit your set up.With the fine pitch
> stop microswitch disabled the motor can be heard loading up as the o-ring
> compresses! Stop pressing go fine in manual at this point. It is a requirement
> and could save the aircraft if you have a screw failure? Also an interesting
> observation--- my Rotax has always been difficult to start.I have cured this
> with - new sprag clutch replacement, friction torque setup, new Ignitech
> powered
> ignition. It starts first blade now smoothly, no banging about! Previously the
> PV50 blades quickly became slightly loose but now remain firm in their
> bearings. I believe the poor starting was causing the rapid wear in the PV50
> bearings. I will monitor this and, hopefully, will not have to change the
> bearins quite so often.
>
> Looking forward to Popham!
>
> Cheers Ken. G-CEKV Mono no 19
>
>
> On 06/08/2022 09:54, IanGale wrote:
> >
> > Thought it would be helpful to add some images of the hub disassembly and
> > bearing,
bush, o ring replacement. The orange nylon block has a barely perceptible
notch on the corner which the manual talks about - with trailing edge up it
goes on the right as you view the blade from tip looking towards hub.
> >
> >
> >
> >
> > Read this topic online here:
> >
> > http://forums.matronics.com/viewtopic.php?p=507614#507614
> >
> >
> >
> >
> > Attachments:
> >
> > http://forums.matronics.com//files/d950f311_7edb_46bb_bdbf_35cb91acd9df_104.jpeg
> > http://forums.matronics.com//files/6a1d2f42_0655_4dce_96ae_efcd5099fd0d_801.jpeg
> > http://forums.matronics.com//files/57fa3d6a_0524_47aa_acb1_8fb4f725eab0_617.jpeg
> > http://forums.matronics.com//files/ba139334_33db_46b8_b511_f9b3e9a5aeb1_187.jpeg
> > http://forums.matronics.com//files/bf012648_07f6_4c16_af5a_41a3dbd68fac_199.jpeg
> > http://forums.matronics.com//files/ca49ab2a_3cbb_459e_b7cb_3eb2bc0a3214_212.jpeg
> >
> >
> >
> >
> >
> >
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