[TechAssist] Re: RCA CTC 187CN3, HOT overheats & dies--FIX
- From: gulftech@xxxxxxxx
- To: techassist@xxxxxxxxxxxxx
- Date: Thu, 29 May 2003 11:21:31 -0500
These were RCA original OEM still in RCA bag, not SK's or generics. They
were purchased from an RCA distributor in Mobile, AL.
Ken Smith
Gulf Technical Services
3034 Gulf Breeze Parkway
Gulf Breeze, FL 32563
850-934-8324 (Voice) 850-932-0819 (Fax)
On Thu, 29 May 2003 12:08:38 -0400 "Phillip R. Hull"
<phil245@xxxxxxxxxxxxx> writes:
> Where did you get the bad transistors??
> Phillip R Hull STET
> phil245@xxxxxxxxxxxxx
> FAX 517--569-3075
> ----- Original Message -----
> From: <gulftech@xxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Thursday, May 29, 2003 11:58 AM
> Subject: [TechAssist] Re: RCA CTC 187CN3, HOT overheats & dies--FIX
>
>
> > Friends,
> >
> > Thanks to all who sent posts on this problem. Turns out it was
> bad HOTs.
> > He had put in two RCA originals; one failed, the other would have
> had he
> > left the set playing. Finally, he pulled one from another set to
> put in.
> > Set ran all night. Still cool this morning. The transistors look
> > identical, according to my friend Charlie.
> >
> > Could it be a bad batch or, worse, clones?
> >
> > Gosh, I hate it when things like this happens.
> >
> > Regards,
> >
> >
> > Ken Smith
> > Gulf Technical Services
> > 3034 Gulf Breeze Parkway
> > Gulf Breeze, FL 32563
> > 850-934-8324 (Voice) 850-932-0819 (Fax)
> >
> >
> > On Wed, 28 May 2003 10:30:23 -0600 "LeRoy Westlund"
> <llw@xxxxxxxxxx>
> > writes:
> > > I would replace the Horz driver transformer (especially if it
> looks
> > > like it
> > > has been overheating.), and all the square high voltage caps in
> the
> > > H-out
> > > ckt.
> > > Also,...use the OEM part for the H.O.T. It is normal for these
> sets
> > > to run
> > > hot, but they will hold up pretty good, if you use OEM parts.
> > >
> > > LLW
> > >
> > > LeRoy Westlund
> > > Westlund TV & Electronics " Walk tall,...Walk straight
> > > 93 North Main and look the
> world
> > > Centerfield, UT 84622-0087 right in the eye "
> > > Ph./Fax 435-528-3822
> > > mailto:LLW@xxxxxxxxxx
> > >
> > > -----Original Message-----
> > > From: gulftech@xxxxxxxx <gulftech@xxxxxxxx>
> > > To: techassist@xxxxxxxxxxxxx <techassist@xxxxxxxxxxxxx>
> > > Date: Wednesday, May 28, 2003 8:31 AM
> > > Subject: [TechAssist] RCA CTC 187CN3, HOT overheats & dies
> > >
> > >
> > > >Friends,
> > > >
> > > >Please forgive me for bringing up a topic that has been
> discussed
> > > before.
> > > > (Remember, the "install a fan" topic that ran for a week?)
> > > >
> > > >A friend with a shop in Guntersville, AL called. Had a 187
> with bad
> > > >flyback & shorted HOT. Replaced both (with RCA originals). Set
> > > ran, but
> > > >HOT very hot. Failed in a few hours. Tried another HOT with
> same
> > > >results. Has checked everything in the area. Found nothing
> bad.
> > > I know
> > > >this tech well--he worked with me about five years. Is good
> tech.
> > > >
> > > >Now, I won't suggest a larger heat sink or a 6-foot fan mounted
> 1/2
> > > inch
> > > >from the surface. Something is causing this failure. I have
> seen
> > > it
> > > >myself on the 187, but can't remember what I did to fix it.
> > > >
> > > >TIA,
> > > >
> > > >
> > > >Ken Smith
> > > >Gulf Technical Services
> > > >3034 Gulf Breeze Parkway
> > > >Gulf Breeze, FL 32563
> > > >850-934-8324 (Voice) 850-932-0819 (Fax)
> > > >
> > > >
> > > >________________________________________________________________
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