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CONDITION
Outlet has
Check continuity of magnetron
proper
voltage Fuse
does not
blow.
NOTE 1
All these switches must be replaced at the same time, please refer to "Interlock Mechanism And Adjustment".
(TROUBLE 2) Display shows all figures selected, but oven does not start cooking, even though desired program and
time are set and start pad is tapped.
CONDITION
Oven lamp
do not turn
on
Check continuity of secondary
supplied to RELAY (RY2) coil
CHECK
Check continuity of
power supply cord
Display do not shown
countdown
CHECK
Check continuity of primary
interlock switch
interlock switch
Check D.C. voltage being
RESULT
No
Continuity
No
Continuity
Normal
Defective touch
Malfunction of
interlock switch
RESULT
No
Malfunction of
Continuity
primary interlock
No
Malfunction of
Continuity
0 V
Defective touch
Approx.
Faulty contacts of
15 VDC
RELAY (RY2) or
open relay coil
19
CAUSE
REMEDY
Replace
Defective
magnetron
Replace
Open power
supply cord
Replace
control circuit
Replace
secondary
CAUSE
REMEDY
Adjust or
replace
switch
Adjust or
replace
secondary
interlock
switch
Replace
control circuit
Replace
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