DOWNLOAD Sharp R-7A66M (serv.man9) Service Manual ↓ Size: 15.63 KB | Pages: 1 in PDF or view online for FREE

Model
R-7A66M (serv.man9)
Pages
1 Few pages! See other manuals at the bottom of the first or last page.
Size
15.63 KB
Type
PDF
Document
Service Manual / Technical Bulletin
Brand
Device
Home Appliance / Microwave Oven / Counter measure for oven not reaching the correct pre-heat temperature
File
r-7a66m-sm9.pdf
Date
PREV: Sharp R-7A66M (serv.man8) Service Manual / Technical Bulletin

Sharp R-7A66M (serv.man9) Service Manual / Technical Bulletin ▷ View online

Sharp Electronics (UK) Limited    CE Technical Support Group
Originator  
$Y:
    Supervisor   
   
     Approval Date       /    /        Reference   TB-M9701036 
White - Carry out as required      Yellow - Carry out as required and whenever unit comes in for service      Red - Carry out on all units
MWO970309
Month of Issue :
March 1997
Classification : 
White
MICROWAVE TECHNICAL BULLETIN
Page 1 of 1
MODELS
  R7E55M
  R7A66M
  R7A65M
  R7N76M
  R7A67M
  R7C55M
  
SYMPTOM When the oven is used on the convection function, it does not reach the correct
pre-heat temperature.
Note that if the unit under test is within the specified limit of 250 C +/- 15 C, 
o
 
 
o
then no action is required.
CAUSE
Changes in component tolerances in the oven temperature sensing circuit.
ACTION
Change the value of R62 to 2k4 ( was originally 2k7 ).
If this does not have the desired effect, then it is permissible to change the value of 
R62 to any value between 2k and 2k7 dependent on the resultant temperature.
REF NO
DESCRIPTION
PART NUMBER
PRICE CODE
R62
Resistor, 2k
VRN-B12EK202F
AA
R62
Resistor, 2k4
VRN-B12EK272F
AA
R62
Resistor, 2k7
VRN-B12EF242J
AA
Display

Sharp R-7A66M (serv.man9) Service Manual / Technical Bulletin ▷ Download

  • DOWNLOAD Sharp R-7A66M (serv.man9) Service Manual ↓ Size: 15.63 KB | Pages: 1 in PDF or view online for FREE
  • Here you can View online or download the Service Manual / Technical Bulletin for the Sharp R-7A66M (serv.man9) in PDF for free, which will help you to disassemble, recover, fix and repair Sharp R-7A66M (serv.man9) Microwave Oven. Information contained in Sharp R-7A66M (serv.man9) Service Manual / Technical Bulletin (repair manual) includes:
  • Disassembly, troubleshooting, maintenance, adjustment, installation and setup instructions.
  • Schematics, Circuit, Wiring and Block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Exploded View and Parts List.

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