[TechAssist] Re: panasonic microwave NN-S740BA (inverter type) dead,fix
- From: "Jerome Silverman" <greentron@xxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Tue, 21 Jun 2005 23:17:58 -0400
I hope you used a ceramic fuse. The glass 20 amp fuses are rated at 32 volts
DC and will just arc across at 120 vac.
Jerry Silverman
Greentron Inc
4 Newland Ave Greenville SC 29609
Fax/Phone 864 232 3889
greentron@xxxxxxx
----- Original Message -----
From: <tjanphyl@xxxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Tuesday, June 21, 2005 10:04 PM
Subject: [TechAssist] Re: panasonic microwave NN-S740BA (inverter type)
dead,fix
> I kinda did that already, but thought I was cheating! (I had 20's, no
> odd-ball 18's in my fuse selection)And I don't usually advertise when
> I fudge;-)
> Phil
>
> ----- Original Message -----
> From: Jim Myers <jr.myers@xxxxxxxxxxx>
> Date: Tuesday, June 21, 2005 5:38 pm
> Subject: [TechAssist] Re: panasonic microwave NN-S740BA (inverter
> type) dead,fix
>
> > Just so ya know Phil, there is a service bulletin to replace the
> > 18 amp
> > with a 20 amp. We have had the 18 amp blow repeatedly for no
> > reason,
> > save yourself a possible recall and install a 20 amp.
> >
> >
> > ********************************
> > Since 1972 *
> > Jim Myers *
> > Telrad Electronics *
> > Fort Wayne Indiana *
> > ********************************
> >
> >
> > Phil Bader wrote:
> > > This is the newer ones woth an inverter circuit board in it. Has
> > a kind
> > > of flyback, two heavy plastic FETs in push-pull with other
> > parts. No
> > > large 2KV cap. Removed the bvoard and there were many cracked
> > > connections I fixed, no bad parts. (good cause it whsles for
> > $71.35
> > > exchange). It also uses a ceramic 18 amp line fuse. Unusal
> > amperage.
> > > Fuse open.
> > > After resoldering the inverter board and repl. fuse unit
> > survived a 2
> > > minute "boil test" with water.
> > > These I think are only about $79.00 or so new. The inverter at
> > > TritronicsItem #: A606Y4T00AP Your Price: $71.35 EA
> > Description:
> > > INVERTER Core/DUD Value: $50.00 EA Total Price: $121.35 EA
> > Vendor:
> > > PANASONIC Suggested Retail: $141.87 EA On Hand: INVENTORY
> > AVAILABLE
> > > IN MARYLAND AND FLORIDA ETA: FOR IMMEDIATE SHIPMENT:
> > >
> > > Stupid prices.
> > > Phil Bader
> > >
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