[TechAssist] Re: microwave/ Model # MR95TW/Make WELBILT/ Won`t heat
- From: "Jose Gerardo Garcia Mora" <electronica2391@xxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Mon, 12 Aug 2002 12:04:35 -0600
gOOD, YOU ARE IN GOOD WAY, LUCK TO YOU.
Jose Garcia
Costa Rica
>From: jose aviles <javiles929@xxxxxxxxxxx>
>Reply-To: techassist@xxxxxxxxxxxxx
>To: techassist@xxxxxxxxxxxxx
>Subject: [TechAssist] Re: microwave/ Model # MR95TW/Make WELBILT/ Won`t
>heat
>Date: Mon, 12 Aug 2002 13:07:55 -0700
>
>
>Peter:
>
>Thanks for your info. I have found that the problem lies within the 120V
>line. I have put my meter across this two wire and all i`m getting is just
>13.9V. So i have remove the control board to check it. But before anything
>i
>will check the door latches. I will let you know what happens.
>
>Thanks to all with their info giving and God bless you all.
>
>Jose
>Aviles Computer & TV repairs
>508 Bingaman St
>Reading, PA 19602
>Fax # 1-610-375-3766
>E-Mail=javiles929@xxxxxxxxxxx
>
>----- Original Message -----
>From: "peter kowalik" <pe.kow@xxxxxxxxxxxx>
>To: <techassist@xxxxxxxxxxxxx>
>Sent: Saturday, August 10, 2002 6:39 PM
>Subject: [TechAssist] Re: microwave/ Model # MR95TW/Make WELBILT/ Won`t
>heat
>
>
> >
> > Jose----usually if you are not getting any heat but the unit sounds as
>if
>it
> > is working the stacking diode is shorted not open. That diode does not
>read
> > like a regular diode, you should not read any continuity unless you are
>in
> > the megohm scale. Chances are that the diode was ok . Disconnect wires
>from
> > magnetron and see if you have continuity from mag case to one of the
> > connections (spades), if so then the magnetron filament is shorted and
>the
> > mag is no good. You might also try disconnecting the line-in into the
>power
> > transformer (low side, 110v)put your meter across those wires and fire
>the
> > unit up---if that's working you will get a reading of 110v, if it
>doesn't
> > work you may have an open latch switch or a bad control board. If the
>cap
>is
> > bad the fuse will fail. If latch switches are bad,hanging up, you will
>have
> > fuse failure. If a latch switch is open and doesn't close at any time
>then
> > either nothing happens or it won't cook (usually blower fan doesn't work
> > also). This is assuming that the microwave of which you speak is a
> > conventional unit like all those that have been around since 2 sticks or
> > lightening was used to make fire.
> > Hope this helps-----and of course whenever you stick your fingers into
>the
> > unit make sure that it is unplugged. It also doesn't hurt if the cap is
> > discharged to ground before you touch any thing around it. They bite
>hard
> > and sometimes can kick
> > Peter pe.kow@xxxxxxxxxxxx
> > -----Original Message-----
> > From: techassist-bounce@xxxxxxxxxxxxx
> > [mailto:techassist-bounce@xxxxxxxxxxxxx]On Behalf Of jose aviles
> > Sent: Saturday, August 10, 2002 5:10 PM
> > To: techassist@xxxxxxxxxxxxx
> > Subject: [TechAssist] microwave/ Model # MR95TW/Make WELBILT/ Won`t heat
> >
> >
> > Hi fellas
> >
> >
> > My microwave just stop heating. I open it to see what was the problem
>and
> > found that the diode that goes across the large capacitor to ground was
>open
> > so i replace it with an NTE 517 but i still aint getting any heat.
>Beside
> > the magnatron what other heating element does this devices use to work.
>I`m
> > not a microwave tech but i know that some of you out there may have work
>on
> > microwave and may be able to help me with this problem. Any help will be
> > appreciated.
> >
> > Thanks and God bless you all
> >
> >
> > Jose
> > Aviles Computer & TV repairs
> > 508 Bingaman St
> > Reading, PA 19602
> > Fax # 1-610-375-3766
> > E-Mail=javiles929@xxxxxxxxxxx
> >
> >
> >
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