[TechAssist] Re: Fw: Re: Charging Circuit--Riobi 14.5 drill Charger

  • From: Gary McCartney <gary@xxxxxxxxxxx>
  • To: techassist@xxxxxxxxxxxxx
  • Date: Fri, 24 Sep 2004 16:14:56 -0400

Bruce, I would imagine the gears inside the drill will be nylon whereas 
a good drill will have brass or steal gears. If the whole drill kit is 
that cheap, maybe the battery cells could be removed and installed in 
the old drill battery pack (if you still had it of course).




Gary McCartney

McCartney Electronics
Guelph Ontario Canada
Est. 1984
email: gary (at) number63.ca








Bruce Tiedeman wrote:
> Sorry the drill cost was $29.
> 
> Bruce.
> 
> Subject: [TechAssist] Re: Charging Circuit--Riobi 14.5 drill Charger
> 
> 
> 
>>Hi Warren,
>>I don't want to drag this on. I understand the challenge to fix the unit.
> 
> I
> 
>>have a name brand Dewalt 9 volt drill. One of the batteries went dead and
> 
> I
> 
>>threw it away and realized afterwards could have fixed it. Any way the
>>replacement battery was $50 which I did not buy. Name brand is not what it
>>used to be! Two weeks ago I bought a 12 volt drill with two batteries at
>>Canadian Tire in Sarnia. (not kidding). What would that work out to in U.S
>>dollars! Almost as good a deal as Max.
>>It works great still can't get over the price.
>>Bruce.
>>
>>B&T Electronics
>>139 Margaret St
>>Sarnia Ontario
>>Canada
>>N7T 2Y3
>>519 344 1850
>>
>>----- Original Message ----- 
>>From: "Warren C." <warrenca@xxxxxxxxx>
>>To: <techassist@xxxxxxxxxxxxx>
>>Sent: Thursday, September 23, 2004 11:22 PM
>>Subject: [TechAssist] Re: Charging Circuit--Riobi 14.5 drill Charger
>>
>>
>>
>>>Max
>>>Your new drill will not be a Riobi. A Riobi does deserve some attempt to
>>
>>fix it.
>>
>>>You may have found a great deal there though but for us it's in US$$$$
>>>I like the challenge of trying to fix things like this. I don't like it
>>
>>when
>>
>>>companies take the numbers off parts.
>>>Do they think that their attempts help them sell all that many more
>>
>>products???
>>
>>>or that I'm going to steal their
>>>circuit??
>>>I wonder?
>>>Perhaps they just like to fill, land fill sites with lots of equipment
>>
>>with very
>>
>>>little wrong it.
>>>
>>>Thanks Max   I think that Ed is just kidding around.
>>>
>>>WC
>>>
>>>Old TV Man wrote:
>>>
>>>
>>>>I just bought a 14.4 drill with charger and several accessories for
>>>>$29.99 and am getting a $10.00 rebate. www.heartlandamerica.com
>>>>
>>>>Max Bonnell
>>>>Bonnell TV
>>>>Robinson, IL
>>>>
>>>>Sender: techassist-bounce@xxxxxxxxxxxxx From:
>>>>teltek3@xxxxxxxxxxxx(Tel-Tek=A0Electronics) Date: Thu, Sep 23, 2004,
>>>>1:08pm (CDT+1) To: techassist@xxxxxxxxxxxxx Subject: [TechAssist] Re:
>>>>Charging Circuit--Riobi 14.4 drill Charger Reply=A0to:
>>>>techassist@xxxxxxxxxxxxx
>>>>
>>>>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.
>>>>=A0=A0=A0=A0=A0=A0=A0=A0I 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 =A0 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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