18
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.
CON DITION
CHECK
RESULT
CAUSE
REM EDY
O utlet has
proper voltage
F use does not
blow.
C heck con tinuity of
m agn etron
N o
C ontinuity
D efective
m agn etron
R eplace
D isplay do not
show n countdow n
N o
C ontinuity
N orm al
D efective touch
control circuit
O pen pow er
supply cord
M alfunction of
secondary
interlock sw itch
R eplace
C heck con tinuity of
pow er supply cord
R eplace
R eplace
CON DITION
CHECK
RESULT
CAUSE
REM EDY
Turn table
m otor, and
oven lam p do
not turn on
N o
C ontinuity
C heck continuity of
prim ary interlock sw itch
C heck continuity of
secondary interlock sw itch
C heck D .C. voltage
being supplied to
R ELAY (R Y2) coil
M alfunction
of prim ary
interlock sw itch
M alfunction
of secondary
interlock sw itch
D efective
touch control
circuit
F aulty
contacts of
R ELAY
(RY 2) or open
relay coil
A djus t or
R eplace
A djus t or
R eplace
R eplace
R eplace
N o
C ontinuity
0 V
A pprox
15 VD C
Summary of Contents for KOR-164H0A
Page 5: ...4 EXTERNAL VIEW 1 OUTER DIMENSION ...
Page 25: ...24 WIRING DIAGRAM ...
Page 27: ...26 ...
Page 29: ...28 2 PCB CIRCUIT DIAGRAM ...