Hoshizaki JWE-2400CUA-R-25B B. Error Codes, Error Code Table, Problem, Operation, Reset, stops

B. Error Codes

In the event of operation outside of normal parameters, the control board identifies the issue with an error code. For further service information, see "III.C. Service Flow Charts."

1. Error Code Table

Error	Problem	Operation	Reset
Code
	Wash Tank Auto Fill Error	Whole unit	Use "ON/OFF" button to turn the unit
A1	Water level in wash tank does not reach	stops	off and then back on.
	water level sensor after rinse pump has
	run for preset time.
	Booster Tank Auto Fill Error	Whole unit	Use "ON/OFF" button to turn the unit
	In auto fill cycle, booster tank water level	stops	off and then back on.
A2
	float switch does not close within 10
	minutes (or 20 minutes in "READY" mode)
	after inlet water valve is opened.
	Wash Tank Water Level Error	Supplementary	After supplementary fill cycle ends,
		fill cycle starts	alarm resets.
	Water level in wash tank goes below water	(Whole unit	(If whole unit stops, use "ON/OFF"
A3	level sensor in "READY" mode or during	stops if water	button to turn the unit off and then
	operation.	level sensor	back on.)
		does not
		close after two
		cycles)
	Booster Tank Water Level Error 1 (Booster	Whole unit	Use "ON/OFF" button to turn the unit
	Tank Water Level Float Switch Closed)	stops	off and then back on.
o1	Both booster tank water level float switch
	and booster tank backup water level float
	switch have remained closed for 1 minute.
	Booster Tank Water Level Error 2 (Booster	Whole unit	Use "ON/OFF" button to turn the unit
	Tank Water Level Float Switch Open)	stops	off and then back on.
o2	Booster tank water level float switch is
	open and booster tank backup water
	level float switch has remained closed for
	1 minute.
	Wash Tank Thermistor Error (short)	Normal	After replacing failed component,
H1		(Wash tank	alarm resets.
	Thermistor senses abnormal temperature	heaters off)
	(at or above 231°F (110°C)).
	Wash Tank Thermistor Error (open)	Normal	After replacing failed component,
H2		(Wash tank	alarm resets.
	Thermistor senses abnormal temperature	heaters off)
	(at or below -6°F (-21°C)).
	Booster Tank Thermistor Error (short)	Normal	After replacing failed component,
H3		(Booster tank	alarm resets.
	Thermistor senses abnormal temperature	heaters off)
	(at or above 231°F (110°C)).

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