---------------------------------------------------------- KIS-List Digest Archive --- Total Messages Posted Sun 12/14/14: 1 ---------------------------------------------------------- Today's Message Index: ---------------------- 1. 04:21 PM - Re: TR-1 Incident down under (Scott Stearns) ________________________________ Message 1 _____________________________________ Time: 04:21:51 PM PST US From: Scott Stearns Subject: Re: KIS-List: TR-1 Incident down under Yes, but grove does not make a 1.25" version so you would have to=C2-make a 0.25" spacer. Scott From: Mike Pienaar To: kis-list@matronics.com Sent: Monday, December 8, 2014 4:49 PM Subject: Re: KIS-List: TR-1 Incident down under Hi Scott Would you recommend these gear installation blocks for the TR4 as well? Thanks Mike ----- Original Message ----- From: "Scott Stearns" Sent: Thursday, November 27, 2014 11:58 AM Subject: Re: KIS-List: TR-1 Incident down under > > I would recommend updating the gear installation using these gear blocks. > The blocks allow the gear to flex without affecting the bolts and they > allow the bolts to be properly preloaded. > > http://www.groveaircraft.com/radiusplates.html > > Scott > >> On Nov 26, 2014, at 6:38 AM, "mark_trickel" >> wrote: >> >> >> KIS Incident Down Under >> >> With regret, I post this news from Australia - Michael Patten=99s TR-1 main >> gear collapsed during roll out after touchdown when one of the attach >> bolts let lose: >> >> Airframe event involving a Amateur Built Aircraft KIS TR-1, VH-AIG, >> Taree, Aerodrome, NSW on 9 September 1996. >> Following an uneventful flight, the pilot reported that the aircraft >> touched down normally. After rolling about 80 m the right wing dropped >> and the pilot suspected a tire had failed. But about 50 m further on he >> heard pronounced scraping noises and the aircraft slewed right then left >> before finally coming to a halt about 10 m to the left of the runway. A >> subsequent inspection of the aircraft revealed that the fixed landing >> gear attachment bolts had failed at the countersunk heads. The failure >> faces contained rust deposits, indicating the bolts had been cracked for >> some time prior to the accident. The manufacturer has subsequently >> changed the design specification to fit standard flat head bolts in plac e >> of countersunk bolts. >> >> The complete report is located here: >> http://www.atsb.gov.au/publications/investigation_reports/1996/aair/1996 02857.aspx >> >> I ran out to my hanger/shed, and checked mine (my TR-1C is a very early >> kit #23), it has the round Allen head bolts which are recessed into the >> attach bracket =93 I will be checking them for any signs of corros ion or >> cracking, and I recommend you check yours too. Can anybody confirm that >> there was a change to a counter sunk flat head bolt???=C2- Galin =93 while you >> are down for repairs you may want to consider replacing these main gear >> bolts. >> >> Mark T. >> >> >> >> >> Read this topic online here: >> >> http://forums.matronics.com/viewtopic.php?p=434702#434702 >> >> >> >> >> >> >> >> >> >> > > > =C2- =C2- =C2- =C2- =C2- -Matt Dralle, List Admin. S - ------------------------------------------------------------------------------------- Other Matronics Email List Services ------------------------------------------------------------------------------------- Post A New Message kis-list@matronics.com UN/SUBSCRIBE http://www.matronics.com/subscription List FAQ http://www.matronics.com/FAQ/KIS-List.htm Web Forum Interface To Lists http://forums.matronics.com Matronics List Wiki http://wiki.matronics.com Full Archive Search Engine http://www.matronics.com/search 7-Day List Browse http://www.matronics.com/browse/kis-list Browse Digests http://www.matronics.com/digest/kis-list Browse Other Lists http://www.matronics.com/browse Live Online Chat! http://www.matronics.com/chat Archive Downloading http://www.matronics.com/archives Photo Share http://www.matronics.com/photoshare Other Email Lists http://www.matronics.com/emaillists Contributions http://www.matronics.com/contribution ------------------------------------------------------------------------------------- These Email List Services are sponsored solely by Matronics and through the generous Contributions of its members.