Cornelius 326142000 ALL Fault Messages not, ‘‘CO2 OUT’’ Fault Message, Goes on During, Operation

Trouble		Probable Cause		Remedy
ALL FAULT MESSAGES NOT	D.	Master circuit board not	D.	Replace master circuit board.
OPERATING. (cont’d)		operating.
	E.	Fault message display module	E.	Replace fault message display
		not operating properly.		module.
‘‘CO2 OUT’’ FAULT MESSAGE	A.	CO2 supply turned off or	A.	Open CO2 cylinder shutoff valve
GOES ON DURING		exhausted.		or replenish CO2 supply as
OPERATION.				instructed.
	B.	Primary CO2 regulator set too	B.	Adjust primary CO2 regulator as
		low.		instructed.
	C.	Inoperable CO2 pressure	C.	Replace CO2 pressure switch.
		switch.
‘‘H2O OUT’’ FAULT MESSAGE	A.	Water supply turned off or	A.	Turn on water supply or check
GOES ON DURING		water pressure inadequate.		water supply line pressure.
OPERATION.
	B.	Plugged water filter or water	B.	Change water filter or clean water
		pump strainer screen.		pump strainer screen as
				instructed.
	C.	Inoperative water pressure	C.	Replace water pressure switch.
		switch.
‘‘SYRUP 1’’ OR ‘‘SYRUP 2’’	A.	Soft drink tank empty.	A.	Replenish syrup supply as
FAULT MESSAGE GOES ON				instructed.
DURING OPERATION.
‘‘ERROR 1’’ OR ‘‘ERROR2’’	A.	Error within Unit has	A.	Locate and correct error, then
FAULT MESSAGE GOES ON		developed interrupting normal		press ‘‘ERROR RESET’’ switch to
DURING OPERATION.		operation.		restore normal operation.
FREEZE CYLINDER	A.	Loose or broken electrical	A.	Repair electrical wires.
AUTOMATIC DEFROST		wires.
CYCLE DOES NOT
OPERATE.
	B.	Inoperable automatic defrost	B.	Replace master circuit board.
		timer.
UNIT DOES NOT GO OFF	A.	Automatic defrost timer stuck	A.	Replace master circuit board.
AUTOMATIC DEFROST		in automatic defrost cycle.
CYCLE.
MANUAL DEFROST CYCLE	A.	Flat cable not properly	A.	Properly connect flat cable to
DOES NOT OPERATE WHEN		connected to control switch		control switch module or master
‘‘DEFROST’’ SWITCH IS		module or master circuit		circuit board.
PRESSED.		board.
	B.	Flat cable connected between	B.	Check cable for pinched or
		control switch module and		broken wire condition and repair
		master circuit board pinched		or replace as necessary.
		and shorted out or broken wire
		in cable.
	C.	Inoperable ‘‘DEFROST’’ switch	C. Replace control panel switch
		on control panel switch		module.
		module.
	D. Loose or broken wire.		D.	Repair wire.
	E.	Master circuit board not	E.	Replace master circuit board.
		operating properly.

63 326142000