R-4G54M (serv.man13). Counter measure to prevent intermittent fuse blowing - Sharp Home Appliance Technical Bulletin (repair manual)

r-4g54m (serv.man13) technical bulletin
Model
R-4G54M (serv.man13)
Pages
1 Few pages! See other manuals at the bottom of the first or last page.
Size
7.04 KB
Type
PDF
Document
Technical Bulletin
Brand
Device
Home Appliance / Microwave Oven / Counter measure to prevent intermittent fuse blowing
File
r-4g54m-sm13.pdf
Date

Read Sharp R-4G54M (serv.man13) Technical Bulletin online

Sharp Electronics (UK) Limited
Originator AJ   Supervisor                        Approval Date    /   /     Reference TRS-036
Revision   
White – Carry out as required, Yellow – Carry out as required and whenever the unit comes in for service, Red – Carry out on all units
MWO960107
Month of Issue:
        Classification: Routine
MICROWAVE TECHNICAL BULLETIN
Page 1 of 1
MODELS
R4E54M
R4G55M
R4E55M
R4G55SM
SYMPTOM Intermittant fuse blowing.
CAUSE
The above symptom may be caused by.
1.  Open lever 'bounce' sufficient to result in it engaging the primary latch switch when
the door is closed.
2.  Open lever 'locking' in an upward position thus affecdting the contact opening time
between primary latch and monitor switches.
ACTION
1.  Remove the open button from the control panel.
2.  Remove the open button spring.
3.  Clean the contact surfaces of the open button and control panel.
4.  Re-fit the open button applying one spring on each of the outer embosses of the
open button.
REF NO
DESCRIPTION
PART NUMBER
PRICE CODE
3-6
Open Button Spring
MSPRCA045WREO
AA
Display

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Here you can read online and download Sharp R-4G54M (serv.man13) Technical Bulletin in PDF. R-4G54M (serv.man13) technical bulletin will guide through the process and help you recover, restore, fix, disassemble and repair Sharp R-4G54M (serv.man13) Microwave Oven. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.