Sanyo EM-V3410WS, Руководство по обслуживанию

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STEP
SEQUENCE
Resistance
OK.
Check H.V. Capacitor or H.V. Diode with an
Ohm-Meter after
removing lead wires.
(See page 5)
Normal
resistance
No
operation.
Check operation of Blower Motor when
“START” key is
touched.
Normal operation.
Check resistance of each winding after
removing lead
wires. (See page 4)
H.V. Transformer.
Resistance incorrect.
Normal H.V. Capacitor or H.V. Diode.
Replace H.V. Transformer.
Normal H.V. Transformer.
(4) PROBLEM Low Microwave Power output.
Replace
Magnetron.
Normal
Magnetron.
Defective
H.V. Capacitor or H.V. Diode.
Replace H.V. Capacitor or H.V. Diode.
Normal H.V. Capacitor or H.V. Diode.
Normal operation.
Replace Thermal
Protector for Magnetron or Thermal
Protector for Cavity.
Normal Thermal Protector for
Magnetron or Thermal Protector for Cavity.
Temporarily short across terminals of
Thermal Protector
for Magnetron
or Thermal Protector for
Cavity by using jumper lead
.
No
operation.
Measure resistance of Blower
Motor Approx.
295 Ohms.
Replace Control
Circuit Board.
Normal Control Circuit Board.
Resistance incorrect.
Replace Blower Motor.
Normal Blower Motor.
PROBLEM 3-b
Runs Runs Runs Runs Runs Runs
RESULT
b a