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<blockquote data-quote="subman" data-source="post: 1092868" data-attributes="member: 206094">Hi Trust so for no update . But in the end I went without a elbow and bolted the ku Lnb straight onto the corotor . I took the other corotor off the dish and I installed the new corotor , I was going to change the arms and the mount but thought it best I just change over the feed only .Before I stripped the old corotor off I took a load of pictures and measurements . Sat meter I am using is a Satlink WS 7009 .The satellite I am using to reset the set the system back up again is Astra 4 Sirius 4 measurements were Q 86 + Signal 70 -75 .So I installed the new corotor onto the dish however I think it may need setting up with meter as I am getting zero signal so the plan is today re -&nbsp; adjust the feed neck in the corotor for max signal and do a few tweaks .I can still see the satellite on the scope so it should just be a case of tweaking for max signal because all I have changed is just the corotor . If however it remains the same it could be that I have got a duff LNB but SMW should be ok as you may remember the LNB was bought second hand so like I said it may be that .Plan BAfter getting the old corotor off and started to strip it down and got the old Ku Lnb off one of the screws did shear off but I removed that with mole grips . Wow you should have seen the state of the waveguide as you can see from the pictures corrosion was very bad not to mention the spiders how they got in there I have no idea because the corotor has the cap on the neck . So I have cleaned it up put a new O in , So if I get no joy with the new Lnb I will install the old . This was all installed back in 1991 so its done well .Once every thing is up and working again I will change out the new stainless steel support arms&nbsp; and repray the jack .</blockquote>

[QUOTE="subman, post: 1092868, member: 206094"] Hi Trust so for no update . But in the end I went without a elbow and bolted the ku Lnb straight onto the corotor . I took the other corotor off the dish and I installed the new corotor , I was going to change the arms and the mount but thought it best I just change over the feed only . Before I stripped the old corotor off I took a load of pictures and measurements . Sat meter I am using is a Satlink WS 7009 .The satellite I am using to reset the set the system back up again is Astra 4 Sirius 4 measurements were Q 86 + Signal 70 -75 . So I installed the new corotor onto the dish however I think it may need setting up with meter as I am getting zero signal so the plan is today re - adjust the feed neck in the corotor for max signal and do a few tweaks .I can still see the satellite on the scope so it should just be a case of tweaking for max signal because all I have changed is just the corotor . If however it remains the same it could be that I have got a duff LNB but SMW should be ok as you may remember the LNB was bought second hand so like I said it may be that . Plan B After getting the old corotor off and started to strip it down and got the old Ku Lnb off one of the screws did shear off but I removed that with mole grips . Wow you should have seen the state of the waveguide as you can see from the pictures corrosion was very bad not to mention the spiders how they got in there I have no idea because the corotor has the cap on the neck . So I have cleaned it up put a new O in , So if I get no joy with the new Lnb I will install the old . This was all installed back in 1991 so its done well . Once every thing is up and working again I will change out the new stainless steel support arms and repray the jack . [/QUOTE]

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