[TechAssist] Re: [ FIXED ] - [ My next question] Sharp Micro-waveoven - model R-930AK Won't heat
- From: Phil Bader <tjanphyl@xxxxxxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Tue, 22 Jun 2004 10:38:05 -0400
We should have a microwave section of the members area.
We have "moments",here, too.
Some days I want to change my shop sign to
"MORONIC ELECTRONIC,INC"
;-)
Phil
LeRoy Westlund wrote:
>Thanks Jim,...that worked GREAT !
>Set is now repaired. Replaced Secondary interlock switch (on the bottom).
>I know a MORON should have known,...but,.....I didn't.
>
>Thanks again,
>LLW
>
>LeRoy Westlund
>Westlund TV & Electronics
>97 North Main "Where there's a will,...
>Centerfield, UT 84622-0087 There's always a way."
>Ph./Fax 435-528-3822
>mailto:LLW@xxxxxxxxxx
>
>-----Original Message-----
>From: becyn <becyn@xxxxxxxxxx>
>To: techassist@xxxxxxxxxxxxx <techassist@xxxxxxxxxxxxx>
>Date: Monday, June 21, 2004 10:24 AM
>Subject: [TechAssist] Re: [ My next question] Sharp Micro-wave oven - model
>R-930AK Won't heat
>
>
>
>
>>Leroy!
>>
>>Ya gotta be CAREFUL, buddy!
>>Now that the horse is out of the barn...here's the "secret":
>>
>>1) disconnect wires
>>2) press the retaining clip back with a small screwdriver.
>>3) hold the clip out of the way just enough so that the switch body can
>>
>>
>move
>
>
>>past it.
>>4) CAREFULLY rotate the switch on the plastic pin .
>>5) slide the switch off the pin.
>>
>>Jim McVey
>>McVey Alltronix
>>327 Broadway
>>Newburgh Ny 12550
>>ph: 845 561 8383
>>fx: 845 561 9017
>>Consumer electronics &
>>computer service.
>>Factory authorized for
>>over twenty brands.
>>
>>
>>
>>
>>----- Original Message -----
>>From: "LeRoy Westlund" <llw@xxxxxxxxxx>
>>To: <techassist@xxxxxxxxxxxxx>
>>Sent: Monday, June 21, 2004 12:00 PM
>>Subject: [TechAssist] [ My next question] Sharp Micro-wave oven - model
>>R-930AK Won't heat
>>
>>
>>
>>
>>>Jim, and All,
>>>OK,...I found the bottom switch to be defective.
>>>My next question is: How do you guys go about removing the defective
>>>
>>>
>>switch,
>>
>>
>>>with out breaking the plastic tabs that hold it in place, and the plastic
>>>guide that slips into one of the holes on the switch ? Last time I tried
>>>
>>>
>>to
>>
>>
>>>replace one of these, I ended up having to drill a hole, and installing a
>>>screw in the new switch. Is there a SECRET that I don't know about ?
>>>
>>>Thanks,
>>>LLW
>>>
>>>LeRoy Westlund
>>>Westlund TV & Electronics
>>>97 North Main "Where there's a will,...
>>>Centerfield, UT 84622-0087 There's always a way."
>>>Ph./Fax 435-528-3822
>>>mailto:LLW@xxxxxxxxxx
>>>
>>>-----Original Message-----
>>>From: becyn <becyn@xxxxxxxxxx>
>>>To: techassist@xxxxxxxxxxxxx <techassist@xxxxxxxxxxxxx>
>>>Date: Friday, June 18, 2004 9:29 AM
>>>Subject: [TechAssist] Re: Sharp Micro-wave oven - model R-930AK Won't
>>>
>>>
>heat
>
>
>>>
>>>
>>>>Leroy,
>>>>
>>>>I took a look at the sheet for this one. It is possible for the mag fan
>>>>
>>>>
>>to
>>
>>
>>>>run independently on this model. If you have no power to the the HV
>>>>transformer primary, then the path to consider is the contacts of Ry1
>>>>
>>>>
>>and
>>
>>
>>>>the primry interlock relay RY2 which is controlled by a door sensing
>>>>
>>>>
>>>switch.
>>>
>>>
>>>>The door sensor is at the top of the stack. I have also seen burned sec
>>>>interlock switches at the bottom. Sometimes they are defective but test
>>>>
>>>>
>>OK
>>
>>
>>>>out of cicuit.
>>>>It's rare that the contoller will be the problem but possible.
>>>>
>>>>Jim McVey
>>>>McVey Alltronix
>>>>327 Broadway
>>>>Newburgh Ny 12550
>>>>ph: 845 561 8383
>>>>fx: 845 561 9017
>>>>Consumer electronics &
>>>>computer service.
>>>>Factory authorized for
>>>>over twenty brands.
>>>>
>>>>
>>>>----- Original Message -----
>>>>From: "LeRoy Westlund" <llw@xxxxxxxxxx>
>>>>To: <techassist@xxxxxxxxxxxxx>
>>>>Sent: Thursday, June 17, 2004 9:14 PM
>>>>Subject: [TechAssist] Re: Sharp Micro-wave oven - model R-930AK Won't
>>>>
>>>>
>>heat
>>
>>
>>>>
>>>>
>>>>>The fan runs normal.
>>>>>All 3 of the door switches check good.
>>>>>Maybe the relay is bad.
>>>>>I'll pull the control board and check for bad connections on the
>>>>>
>>>>>
>>printed
>>
>>
>>>>>ckt.
>>>>>
>>>>>LLW
>>>>>
>>>>>LeRoy Westlund
>>>>>Westlund TV & Electronics
>>>>>97 North Main "Where there's a will,...
>>>>>Centerfield, UT 84622-0087 There's always a way."
>>>>>Ph./Fax 435-528-3822
>>>>>mailto:LLW@xxxxxxxxxx
>>>>>
>>>>>-----Original Message-----
>>>>>From: becyn <becyn@xxxxxxxxxx>
>>>>>To: techassist@xxxxxxxxxxxxx <techassist@xxxxxxxxxxxxx>
>>>>>Date: Thursday, June 17, 2004 5:38 PM
>>>>>Subject: [TechAssist] Re: Sharp Micro-wave oven - model R-930AK Won't
>>>>>
>>>>>
>>>heat
>>>
>>>
>>>>>
>>>>>
>>>>>>wow! so much for tips! The thermister is for the the convection mode.
>>>>>>
>>>>>>
>>It
>>
>>
>>>>>has
>>>>>
>>>>>
>>>>>>nothing to do with the microwave function!
>>>>>>You probably have a bad lockout microswitch
>>>>>>if the mag fan doesn't run.
>>>>>>
>>>>>>Jim McVey
>>>>>>McVey Alltronix
>>>>>>327 Broadway
>>>>>>Newburgh Ny 12550
>>>>>>ph: 845 561 8383
>>>>>>fx: 845 561 9017
>>>>>>Consumer electronics &
>>>>>>computer service.
>>>>>>Factory authorized for
>>>>>>over twenty brands.
>>>>>>
>>>>>>
>>>>>>----- Original Message -----
>>>>>>From: "LeRoy Westlund" <llw@xxxxxxxxxx>
>>>>>>To: "TechAssist" <techassist@xxxxxxxxxxxxx>
>>>>>>Sent: Thursday, June 17, 2004 6:53 PM
>>>>>>Subject: [TechAssist] Sharp Micro-wave oven - model R-930AK Won't
>>>>>>
>>>>>>
>heat
>
>
>>>>>>
>>>>>>
>>>>>>>Hi members,
>>>>>>>This Sharp micro-wave oven won't heat.
>>>>>>>Control panel counts down OK, but has no 115 A/C volts driving the
>>>>>>>
>>>>>>>
>>>high
>>>
>>>
>>>>>>>voltage transformer. The Primary interlock relay RY-2 is not
>>>>>>>
>>>>>>>
>>>>activating.
>>>>
>>>>
>>>>>>>Also, the turn table does not turn.
>>>>>>>I found a fix in Jeff's Intrepid CD program that said to replace
>>>>>>>
>>>>>>>
>the
>
>
>>>>>>>Temperature thermistor part # FH-HZA041WREO.
>>>>>>>I found the thermistor, but it measures 235K ohm across it. Do you
>>>>>>>
>>>>>>>
>>>>think
>>>>
>>>>
>>>>>>>that reading is too high ? Shouldn't a good thermistor read much
>>>>>>>
>>>>>>>
>>less
>>
>>
>>>>>then
>>>>>
>>>>>
>>>>>>>that ? Does anyone have one they could measure, to confirm that
>>>>>>>
>>>>>>>
>this
>
>
>>>>part
>>>>
>>>>
>>>>>>is
>>>>>>
>>>>>>
>>>>>>>bad. I hate to order one, if it won't fix the problem.
>>>>>>>
>>>>>>>TIA,
>>>>>>>LLW
>>>>>>>
>>>>>>>LeRoy Westlund
>>>>>>>Westlund TV & Electronics
>>>>>>>97 North Main "Where there's a
>>>>>>>
>>>>>>>
>>will,...
>>
>>
>>>>>>>Centerfield, UT 84622-0087 There's always a way."
>>>>>>>Ph./Fax 435-528-3822
>>>>>>>mailto:LLW@xxxxxxxxxx
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>-----------------------------------------------------------------------
>>>>>
>>>>>
>-
>
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--
Philip Bader
Jan Phyl TV Inc. (estab. 1976)
3420 Recker Hwy. Winter Haven, Fl. 33880
Fax (863) 299-8821
email: tjanphyl@xxxxxxxxxxxxxxx
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