Vulcan-Hart VI2, Руководство по обслуживанию

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INDUCTION COOKER - TROUBLESHOOTING
Form 24591 (Rev. A, 12-98) Supercedes (5-97) PRINTED IN USA
TROUBLESHOOTING
NOTE: Visually check boards for arcing or burn marks that could indicate a problem.
SYMPTOM CAUSES
Indicator light blinks and then goes
off after 2-3 minutes. 1. Cooker needs to be reset. Reset cooktop by turning control knob
OFF, then ON to desired cooking level.
NOTE: This is normal if a cooking level is selected and no pan is on the
cooker.
2. Thermistor shorted.
Indicator light blinks intermittently
and turns back on, cooks when
light is not blinking. (Cooker may
overheat and shut down.) 1. Filters dirty.
2. Air flow is blocked around unit. Area around unit must be kept clear.
3. Ambient temperature too high.
4. Fans not operating.
NOTE: If items 1, 2 and 3 are checked and found to be okay, this could
be a normal condition if you are cooking at high temperatures for long
periods of time (i.e. cooking with oil).
Reduced heat. 1. Incorrect voltage.
2. Incorrect power output adjustment.
3. Incorrect pan.
No heating, indicator continues to
flash. 1. Incorrect pan.
2. High voltage board. Check as outlined in “HIGH VOLTAGE BOARD
TEST”.
3. Low voltage board.
4. Thermistor open or unplugged.
Cooker does not operate, indicator
light is off. 1. Line voltage noise. Disconnect power cord, then reconnect power
cord and turn unit on. (Check wire routing)
2. Incoming supply circuit breaker.
3. Fuse on EMI board.
4. High voltage board. Check as outlined in “HIGH VOLTAGE BOARD
TEST”.
5. Controller board.
6. Low voltage board.
7. EMI board.
Cooker does not operate, indicator
light is on. 1. High voltage board. Check as outlined in “HIGH VOLTAGE BOARD
TEST”.
2. Low voltage board.
With no pan on cooker, indicator is
continually on. 1. High voltage board. Check as outlined in “HIGH VOLTAGE BOARD
TEST”.
2. Low voltage board.
Indicator operates but does not
display all digits. 1. LED.
2. Controller board.
3. Low voltage board.
4. High voltage board. Check as outlined in “HIGH VOLTAGE BOARD
TEST”.
Broken or cracked top glass. 1. Replace top.