Self-diagnostic functions – Yamato Scientific HC200 Cool Block User Manual
Page 10
8
SELF-DIAGNOSTIC FUNCTIONS
HC200 has self-diagnostic functions. Whenever there is a problem in operation or system
performance, the sub display on the control panel flashes an abbreviation of the problem and
its corresponding error code, while HC200 sounds an alarm buzzer. If this happens, check the
error code on the display and shut down HC200 immediately.
Problem and Error Code/Cause
Solutions
Temperature sensor is out of
order.
TROUBLE flashes.
flashes.
TRAIC circuit is out of order.
TROUBLE flashes.
flashes.
Heater is disconnected.
TROUBLE flashes.
flashes.
Main relay is defective.
TROUBLE flashes.
flashes.
Electronic circuitry is defective.
TROUBLE flashes.
flashes.
•
When one of these error codes
has appeared on the display, turn
“off” the power switch, on the
front of HC200.
•
These error codes indicate a
replacement part or a thorough
inspection is necessary.
Contact our sales representative
in your vicinity or our service
center. Tell them the error
code.
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