19
Condition
Check
Result
Cause
Remedy
Replace
Outlet has
proper voltage.
Fuse does not
blow.
Check continuity of
magnetron
No
Continuity
Defective magnetron
Replace
Defective line filter
board
Replace
Check continuity of
noise filter board
Replace
Defective touch con-
trol circuit
Check continuity of
power supply cord
Open power supply
cord
No
Continuity
No
Continuity
Normal
Condition
Check
Result
Cause
Remedy
Adjust or
Replace
Turn table
motor, and
oven lamp do
not turn on
Check continuity of
primary interlock
switch
No
Continuity
Malfunction of primary
interlock switch
Adjust or
Replace
Malfunction of sec-
ondary interlock and
D.O.M switch
Check continuity of
secondary interlock
and D.O.M. switchs
No
Continuity
Replace
Defective touch con-
trol circuit
Check D.C. voltage
being supplied to
RELAY (RY2) coil
0V
Replace
Faulty contacts of
RELAY (RY2) or open
relay coil
Approx
15 VDC
NOTE :
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.
