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CONDITION
(TROUBLE 3) Output power is low.
CONDITION
Output is low
(TROUBLE 4) Grill.
CONDITION
1. Heater is not
operating.
CHECK
Check the
continuity of the
timer switch
contacts.
Check the
continuity of the
thermostat.
CHECK
Check the
power source
voltage
oscillating.
Measure the
magnetron's
output(See test
procedure).
CHECK
Heater.
Thermostat
(Grill)
Wire connection.
RESULT
No continuity.
No continuity.
RESULT
Lower than 207V.
Normal
o
Less than 8.5
C.
RESULT
Abnormal.
Normal.
Abnormal.
Normal.
No continuity.
5-14
CAUSE
Malfunction of the
timer switch.
Faulty thermostat.
CAUSE
Decrease in power
source voltage
with load.
Faulty magnetron.
CAUSE
Malfunction the
heater.
Malfunction the
thermostat.
Open or loosen.
REMEDY
replace.
replace.
REMEDY
Suggest customer
contact local
electric power
utility co. or
qualified
electrician.
Replace.
REMEDY
Replace.
Replace.
Replace.
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