[ARC5] Removing knobs - verse two.

[Glenn Little WB4UIV]

Try applying heat via the Bristol wrench.
Use gloves to try and turn the wrench.

It might break free.
It has been on there for a long time.

Glenn

On 11/17/2019 2:08 PM, Waldo Magnuson via ARC5 wrote:
> The set screw in the audio volume switch on a C-1254A control unit IS a Bristol set screw. The wrench fits tightly, I???ve used Blaster penetrating Oil but even with excessive torque the screw has not come loose. Any suggestions- heat/cold/drill?
> Skip W7WGM
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-- 
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Glenn Little                ARRL Technical Specialist   QCWA  LM 28417
Amateur Callsign:  WB4UIV            wb4uiv at arrl.net    AMSAT LM 2178
QTH:  Goose Creek, SC USA (EM92xx)  USSVI LM   NRA LM   SBE ARRL TAPR
"It is not the class of license that the Amateur holds but the class
of the Amateur that holds the license"