[Boatanchors] Removing switch with knurled nut

Richard W. Solomon w1ksz at earthlink.net
Mon Feb 22 13:04:02 EST 2010


You mean these wrenches ??

http://www.mcmaster.com/#5400a23/=5xif7v

73, Dick, W1KSZ


-----Original Message-----
>From: Al Klase <al at ar88.net>
>Sent: Feb 22, 2010 12:56 PM
>To: boatanchors at mailman.qth.net
>Subject: Re: [Boatanchors] Removing switch with knurled nut
>
>Hi Ian,
>
>I don't remember the specifics of the RAL, so these are general suggestions.
>
>1 - Is there a hex nut behind the panel?  Loosen it with a thin wrench.
>
>2 - Attempt to rotate the switch itself.  (This is no good if the hole 
>is D-shaped, but give it a try.)
>
>3 - Apply heat to nut with soldering iron.
>
>4 - Protect the panel with thin tape; magic tape, vinyl electrical tape, 
>etc., and have at the nut with vice grips.
>
>Just some thoughts,
>Al
>
>
>
>On 2/22/2010 12:35 PM, Ian Wilson wrote:
>> I need to replace three of the switches on the front panel of a RAL.
>> These are the
>> SPST and DPDT toggle switches in the audio filter chain.
>>
>> These switches have a round, knurled, nut on the outside of the panel.
>> Attempts to
>> remove the switches by gripping the knurled nut have not worked very
>> well so far.
>>
>> Is there a good way to do this, using non-specialist tools? I don't
>> mind destroying
>> the nut, but I don't want to damage the panel.
>>
>> 73, ian K3IMW
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>
>-- 
>Al Klase - N3FRQ
>Jersey City, NJ
>http://www.skywaves.ar88.net/
>
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