Oh I wasn’t criticizing you at all. I would have (and have done) the very same
thing. It’s just a shame a thing like a muffin fan doesn’t have a built in
lubrication nipple.
> On Jul 14, 2019, at 20:39, Kim Elmore <cw_de_n5op@sbcglobal.net> wrote:
>
> Perhaps it’s a commentary on our society. But in this case it may be that our
> time is worth more than our gadgets. I guess there was a time when our
> devices were more precious than the time it took us to fix them. Nowadays,
> it’s our time that’s most precious. Which is why I decided fixing the fan was
> costing more than I was willing to pay...
>
> Kim N5OP
>
> "People that make music together cannot be enemies, at least as long as the
> music lasts." -- Paul Hindemith
>
>> On Jul 14, 2019, at 4:51 PM, Bernie Skoch via TenTec <tentec@contesting.com>
>> wrote:
>>
>> Thanks, Kim. I’m glad you got it fixed.
>>
>> You tried! But what a sad commentary on our disposable society.
>>
>> 73,
>> Bernie
>>
>>> On Jul 14, 2019, at 16:35, Kim Elmore <cw_de_n5op@sbcglobal.net> wrote:
>>>
>>> Although lots of time has passed, I wanted to let everyone know that I had
>>> no luck lubricating the old PA muffin fan on my Orion II. I tried
>>> everything everyone suggested and it simply got worse. It squealed quite
>>> loudly in the end.
>>>
>>> These are 60 mm x 25 mm x 60 mm muffin fans and common as dirt. I had three
>>> in my one of my parts boxes, so I slapped in an old one and -- Lo! And
>>> behold! -- it was quiet. This one turns in the opposite direction, but that
>>> doesn't matter. I looked it up and, not only does it have ball bearings,
>>> but it moves even more air (27 cfm vs 25 cfm) and uses less current (0.14 A
>>> instead of 0.23 A). If yours wakes you up with a surprising squeal, get
>>> anything of the stated size with ball bearings and replace the old one!
>>> It's not worth your time to keep trying to resurrect the original one.
>>>
>>> Kim N5OP
>>>
>>>
>>>> On 5/13/2019 2:01 PM, Stuart Rohre wrote:
>>>> Kim had a great suggestion, which eases the application of new lubricant
>>>> to heat sink fans.?? Tilt the radio such that the central fan bearing is
>>>> pointing UP, before you heat up the fan to suck in new lubricant on the
>>>> cool down step.
>>>>
>>>> The Fans at Mouser are so good and reasonably priced, that getting a new
>>>> fan overnight is a most time saving step. Match the overall dimensions
>>>> with the old fan.?? The new fans have a ball bearing model.
>>>>
>>>> I have done the fan rejuvenation a number of times but last few timees, I
>>>> bouight new fans, and also rejuvenated the old one. That way, I have
>>>> plenty of spares for future use.
>>>>
>>>> Stuart Rohre
>>>> K5KVH
>>>> _______________________________________________
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>>>> http://lists.contesting.com/mailman/listinfo/tentec
>>>>
>>> --
>>>
>>> Kim Elmore, Ph.D. (Adj. Assoc. Prof., OU School of Meteorology, CCM, PP
>>> SEL/MEL/Glider, N5OP, 2nd Class Radiotelegraph, GROL)
>>>
>>> /"In theory there is no difference between theory and practice. But, in
>>> practice, there is." //??? Attributed to many people; it???s so true that
>>> it doesn???t matter who said it./
>>>
>>> _______________________________________________
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>>> http://lists.contesting.com/mailman/listinfo/tentec
>>
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