[Elecraft] 2-56 pan heads
Alan Sewell N5NA
alan.n5na at gmail.com
Wed Jun 24 13:52:44 EDT 2009
Ditto here. I built a K3 for my club a couple of months ago and had the
same problem. I found some screws in my "can o' screws" that were the
right size and used them. Then I found the screws I should have used.
Definitely needs a comment in the manual.
73,
Alan N5NA
Joe Subich, W4TV wrote:
> If I recall correctly the "missing" 2-56 pan head screws
> (used in the front panel board assembly - pg 24) are packed
> with 2-56 screws that are used for the VFO A trim panel
> (page 31).
>
> Unfortunately, if the user sets aside the separate envelope
> with trim panel hardware until it is time to install the
> trip panel (to prevent loss of the 2-56 hardware), he will
> not find the "missing" 2-56 hardware when needed to attach
> the spacers to the front panel circuit board.
>
> I had that problem with my K3 .... and this is the fourth
> or fifth report of the same problem here. The assembly
> manual needs an explicit statement on page 24 indicating
> where to find those screws.
>
> 73,
>
> ... Joe, W4TV
>
>
>
>
>
>> -----Original Message-----
>> From: elecraft-bounces at mailman.qth.net
>> [mailto:elecraft-bounces at mailman.qth.net] On Behalf Of Ron
>> D'Eau Claire
>> Sent: Wednesday, June 24, 2009 10:24 AM
>> To: 'Robert 'RC' Conley'; elecraft at mailman.qth.net
>> Subject: Re: [Elecraft] 2-56 pan heads
>>
>>
>> Hello RC:
>>
>> See the assembly manual parts list, bottom of page A-12 in Rev H:
>>
>> "Note: The black pan head 2-56 screws are supplied in
>> separate envelopes. Do not mix them up. You will be
>> instructed when to use each size screw in the assembly
>> procedure. Using the wrong screw may destroy your front panel
>> circuit board."
>>
>> If that envelope isn't anywhere in the kit, contact
>> k3support at elecraft.com It's very rare that parts are life out
>> of the kits, so look carefully.
>>
>> As the manual recommends, doing the inventory will help you
>> recognize everything and avoid long, frustrating searches for
>> parts during assembly. Should something be really missing, it
>> gives time for Elecraft to dispatch it to you, often before
>> you run into a "brick wall" during assembly.
>>
>> The washers called for there is to ensure the front panel
>> board is not warped when it's mounted on the sheet metal. If
>> you leave washers out, the center area of the board will be
>> pulled closer than it should be to the metal.
>>
>> One place where this could cause serious trouble is if the
>> screws for mounting the plastic bezel over the LCD opening
>> reach through enough to touch the glass front on the LCD. In
>> early kits, several builders managed to break the glass and
>> destroy the LCD by accidentally installing the wrong length
>> screws into the bezel. Having the FB board out of position
>> because the washers are missing might do the same.
>>
>> That's one reason why the screws are supplied in separate
>> envelopes with the instruction to avoid mixing them up.
>>
>> Ron AC7AC
>>
>>
>>
>> -----Original Message-----
>> During the assembly of K3 #3212 Front panel on page #29
>> requires 2ea 2-56 black 1/4 6.4mm pan head screws and #2
>> split lock washers to mount the stand-offs under the LCD.
>> These screws were missing from the Hardware bag. There were
>> 2ea 4-40 black flat head screws in the bag. I found 2ea 2-56
>> black pan head screws in my Junk Box, however they were
>> shorter than 5.6mm. In order to install the stand-offs the #2
>> split lock washer had to be left off. Is this action going to
>> cause an issue later? RC kc5wa
>>
>> --
>> 72 de RC KC5WA
>> <http://www.kc5wa.net>
>>
>>
>
>
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