[TechAssist] Re: Charging Circuit--Riobi 14.4 drill Charger
- From: "Tel-Tek Electronics" <teltek3@xxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Thu, 23 Sep 2004 15:24:43 -0400
YES!;-)
-Ed-
Ed Gaidies
Tel-Tek Electronics
Ontario-Canada
teltek3@xxxxxxxxxxxx
----- Original Message -----
From: "Bob@Bobs tv" <woodman1@xxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Thursday, September 23, 2004 1:25 PM
Subject: [TechAssist] Re: Charging Circuit--Riobi 14.4 drill Charger
> OOOOOOOOOOOOOh Ed is that hot air coming out of your air tank?
> Bob,
>
> Bobs TV Worcester, ma
>
> woodman1@xxxxxxxx
>
> Main 508-853-1482
> Fax 508-853-1480
> ----- Original Message -----
> From: "Tel-Tek Electronics" <teltek3@xxxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Thursday, September 23, 2004 1:08 PM
> Subject: [TechAssist] Re: Charging Circuit--Riobi 14.4 drill Charger
>
>
> > Same thing goes for you...you cheap bugger.
> > With your money...go out and buy a new one. If he lets you dump your
> Garbage
> > in his bin....you have a good starting point.
> > I sort of kid about this stuff, but you are all starting to realize,
> > it's really not a worthwhile effort, unless your own time is written
off.
> >
> > But an answer to Secondary would be at least 25 to 30 volts.
> >
> > -Ed-
> > Ed Gaidies
> > Tel-Tek Electronics
> > Ontario-Canada
> >
> > teltek3@xxxxxxxxxxxx
> > ----- Original Message -----
> > From: "Gary McCartney" <gary@xxxxxxxxxxx>
> > To: <techassist@xxxxxxxxxxxxx>
> > Sent: Thursday, September 23, 2004 9:27 AM
> > Subject: [TechAssist] Re: Charging Circuit--Riobi 14.4 drill Charger
> >
> >
> > > Speaking of drill chargers, I have one here that I need to replace the
> > > power transformer in it. The primary is open and no thermo fuse. The
> > > drill is a Mastercraft (Canadian Tire, ED- your favourite :) ). How do
I
> > > know what secondary voltage to use? The drill is a 14.4V. Off hand, I
> > > would think that around 18V to 20V winding would be about right. The
> > > filter cap on the circuit board is rated 35V. Any ideas?
> > >
> > > Now to satisfy the "pitch it and buy new theory", this drill belongs
to
> > > a guy who lets me throw all my scrap electronics into his garbage bin
in
> > > return for repairing a few things he brings in. I at least need to put
> > > in an effort on these items. In this case I do have a number of power
> > > transformers sitting around doing nothing so parting with one is not a
> > > big deal and it woulf keep me in good company with the bin.
> > >
> > >
> > >
> > >
> > > Gary McCartney
> > >
> > > McCartney Electronics
> > > Guelph Ontario Canada
> > > Est. 1984
> > > email: gary (at) number63.ca
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > > Edward Gaidies wrote:
> > > > Warren;
> > > > Depending on the Charger, I would presume you have 12.2V from white
to
> > > > red, and 12.2V from white red. The white is normally fed back to the
> > > > charger to determine when to go into trickle charge mode. The
> > > > question.....why are you pissing around with this, when you can go
to
> > > > Canadian Tire, and buy a Drill with 2 Batteries and a Charger for
> > > > $79.95?:-)
> > > > Reason these Solid State Components have no part numbers on them, is
> > > > because they are not meant to be repaired, and even if there was a
> part
> > > > number, you don't expect to find a Parts Department for this
> > > > company....do you????
> > > > Come on...Get with the program;-)
> > > > I was using a B&D drill for 7 years, Had Internal NI-CAD battery
packs
> > > > (2). When I wanted to replace the battery packs, they were $47 each.
> > > > The new version of this drill was $49 Retail. You must have a
Birthday
> > > > coming up, or an Anniversary...Treat yourself...and if you can't
find
> > > > your favourite color.....Paint it. HEHE. Typical Canadian.
> > > >
> > > >
> > > > -Ed-
> > > > *****************************************************************
> > > > Ed Gaidies
> > > > Tel-Tek Electronics
> > > > Ontario-Canada
> > > > teltek3@xxxxxxxxxxxx
> > > >
> > > > On 23-Sep-04, at 7:59 AM, Warren C. wrote:
> > > >
> > > >
> > > >>Are you suggesting that this three legged device in the charger is a
> > > >>protector of
> > > >>some kind?
> > > >>A white wire leads to it. The other two wires are red and black of
> > > >>course.
> > > >>When you test for vlotage at the battery itself to this third
> > > >>connector one finds
> > > >>that it is almost at
> > > >>ground potential. It's so stupid when companys take the numbers off
> > > >>parts!! This
> > > >>ticks me off!!
> > > >>
> > > >>Warren C.
> > > >>
> > > >>
> > > >>Roger G wrote:
> > > >>
> > > >>
> > > >>>Third connector usually goes to a thermal protector or some kind of
> > > >>>protector
> > > >>>Roger G.
> > > >>>
> > > >>>Mr. Fix-It
> > > >>>Harrisburg, PA 17110 WebSite- http://mrfixit.netfirms.com
> > > >>>rogerfixit@xxxxxxxx
> > > >>>FAX 510-740-3641; Tel: 717-763-7098 (shop) 717-652-1703(home)
> > > >>>
> > > >>>At 11:19 PM 9/22/2004, you wrote:
> > > >>>
> > > >>>>I hope no one minds this question.
> > > >>>>Does anyone have a circuit diagram of this charging unit. The fast
> > > >>>>charge light does not come on , only the other
> > > >>>>two lights.
> > > >>>>I also would like to know what the third connector on the battery
is
> > > >>>>for. When you follow this wire into the charger you come to an
> output
> > > >>>>devise (transistor??) that has no numbers on it. (figures eah)
> > > >>>>
> > > >>>>My theory is that this devise may be bad and the drill batteries
are
> > > >>>>fine.
> > > >>>>BTW the main (-) and (+) connections to the battery are on the
left
> > > >>>>and
> > > >>>>right side and they connect fine.
> > > >>>>When you test for voltage in the charger at these two points you
get
> > > >>>>a
> > > >>>>reading of 24.6 V
> > > >>>>
> > > >>>>Can you help???
> > > >>>>
> > > >>>>TIA
> > > >>>>
> > > >>>>Warren Campbell
> > > >>>>Campbell's TV & Appliances
> > > >>>>Cannington ON
> > > >>>>
> > > >>>>
> > > >>>>
> > >
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