Hoshizaki REFRIGERATED PREP TABLE WITH RAISED RAIL 73168 User Manual
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Alarm
Signal
Priority Problem
Reset, Corrections, and Adjustments
E7
6
High Condenser Temperature Alarm
(clogged filter)
Condenser temperature is outside of
normal operating temperature. 140°F
(60°C)
Turn the power off, then back on.
Condenser and/or air filter dirty. Fan motor not
turning. Possible restriction in refrigeration system.
Failure to take action when this alarm activates
could result in damage to the compressor.
E8
3
Defrost Thermistor Malfunction Alarm
Defrost thermistor shorted or open.
After replacing defrost thermistor, alarm resets.
E9
4
Condenser Thermistor Malfunction
Alarm
Condenser thermistor shorted or open.
After replacing condenser thermistor, alarm resets.
EA
2
EEPROM Write Alarm
Control board has failed.
After replacing control board, alarm resets.
ED
1
EEPROM Verification or Read Alarm
Control board has failed.
After replacing control board, alarm resets.