Hakko Electronics FR-811 - Error Message

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11. ERROR MESSAGE
●SensorError(S-E)
●HeaterError(H-E)
●FanError(F-E)
●Bottomheatererror(BHE)
WhentheerrordetectionsoftwareintheHAKKOFR-811detectsanerror,amessageisdisplayedto
alerttheoperator.SeeTroubleshootingforprocedurestocorrecttheerror.
This error occurs when there is the possibility of a sensor failure (or a
failure in the sensor circuit). The “S-E” displayed and the power is shut
down.
This error occurs when the temperature of the hot air is falling even
though the heater is on. The “H-E” displayed to indicate the possibility
of a heater failure.
This error occurs when there is the possibility of a fan failure. The
“F-E” displayed and the power is shut down.
This error occurs when the connection to the bottom heater is
incomplete. The “BHE” displayed to indicate the possibility of a heater
failure.