7-23
PROBLEM - E:
Unit
does
not
heat
up
even
if
display
counts
down
when
START key is touched for “HIGH
P
OWER” cooking.
Check: 1. PRIMARY AND SECONDARY INTERLOCK SWITCHES
2. THERMOSTAT
1
2
Runs
Runs
Runs
Contact
OK
Resistance
incorrect
Check the continuity of
H.V.C. (see page 7-16)
Normal H.V.T.
Resistance
incorrect
Normal H.V.C.
Abnormal
Replace H.V.D.
Normal
Magnetron
Replace
Magnetron
Normal
Normal
H.V.D.
Check the
continuity of H.V.D.
(see page 7-16)
Replace H.V.C.
Normal
resistance
Replace H.V.T.
Normal
resistance
NO
continuity
Replace
circuit board
Normal
circuit board
Poor contact
Replace
circuit board
Normal
circuit board
Contact OK
Normal
contact
Correct
seating
Check contact of
connector S1
Runs
Runs
Runs
Runs
Check the contact of
relay 2(see page 7-18)
Measure resistance of
H.V.Transformer
(see page 7-15)
Summary of Contents for MV-1715B
Page 9: ...5 1 A B C SCHEMATIC DIAGRAM OVERALL CIRCUIT DIAGRAM ...
Page 38: ...8 2 CONTROLLER PARTS 24781M 23572A 26638A 24810P 268711 WTP018 07 EV ...
Page 40: ...8 4 LATCH BOARD PARTS 466001 43501A 43500A 466003 466001 44510A WSZ084 EV ...
Page 43: ...8 7 INSTALLATION PARTS 65862D 63300M 63861A 65862B EV ...
Page 44: ...8 10 SCHEMATIC DIAGRAM OF P C B ...
Page 45: ...8 11 PRINTED CIRCUIT BOARD ...
Page 46: ......
