Mailing List lml@lancaironline.net Message #63168
From: Christian Meier <lancair@meier.cc>
Sender: <marv@lancaironline.net>
Subject: Re: [LML] Torque
Date: Tue, 16 Oct 2012 07:49:43 -0400
To: <lml@lancaironline.net>
Hi,
I over torqued the wing bolts once, because I made a mistake in conversation to Metric NM.
Instead of 600 inch/pound I torqued to 1000 inch/pound.
Result: I pulled the thread out of the nuts. The bolt looked still good.
All this happened to the inner wing bolts. Installing was not so easy as the nuts are installed inside the spar.
Lancair sent me quickly 2 spare nuts.
The weak point is the nut.
Find some pictures below.

Christian





Hi,

I am just mounting the wings of my 360 MKII (finally) and want to use the
right torque for the screws. I did not find a number in the manual and could
not locate it in the LML too.

Can someone please help me out ?

Thanks in advance,

Peter
D-EPSO 360 MKII (hope to fly in December / January 2013.....)


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