Bunn ITCB-DV page, REMEDY, PROBLEM, (Continued), PROBABLE CAUSE, 6. Control Board, 7. ON/OFF Switch, TROUBLESHOOTING (cont.), check the wiring harness

TROUBLESHOOTING (cont.)
PROBLEM	PROBABLE CAUSE	REMEDY
Automatic refill will not operate or	5. Refill valve (Continued)	secure. Test the refill valve. Refer
display shows FILL TIME TOO LONG		to the test outputs procedures on
(Continued)		page 56.
		Refill valve – Disconnect the brewer
		from the power source and remove
		wires from refill valve coil. Check
		for continuity across the terminals
		of the solenoid coil. If continuity is
		not present, replace the refill valve.
		If continuity is present, the coil may
		be stuck closed. Shut water off to
		brewer. Press the ON/OFF switch to
		turn off the brewer. Open the faucet
		and drain water down in the tank
		until flow stops or slows to a trickle.
		Attach a voltmeter to the terminals
		of the refill solenoid. Connect the
		brewer to the power source. Press
		the ON/OFF switch to turn the brewer
		on. Within five seconds, voltage
		should be present at the solenoid
		terminals. If voltage is not present,
	6. Control Board	refer to the wiring schematic and
		check the wiring harness.
	7. ON/OFF Switch	Substitute a control board known
		to be in good working order.

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