Bunn TU3 service manual Beverage overflows dispenser

TROUBLESHOOTING (cont.)
PROBLEM	PROBABLE CAUSE	REMEDY
Beverage overflows dispenser	1. Dispenser	The dispenser must be completely
		empty before starting a brew cycle.
	2. Brew Timer	Refer to Service - Brew Timer for
		testing procedures. See page	17
		or 18
	3. Brew Solenoid Valve	Remove the Brew Solenoid Valve
		and clean any obstruction. Rebuild
		or replace the valve if necessary.
		See page 16
	4. Dilution Timer	Refer to Service - Dilution Timer for
		testing procedures. See page 22
	5. Dilution Solenoid Valve	Refer to Service - Dilution Solenoid
		Valve for testing procedures. See
		page 21
Weak beverage	1. Filter Type	BUNN¨ paper filters must be used
		for proper extraction.
	2. Tea	A sufficient quantity of fresh, loose
		tea leaves should be used for proper
		extraction.
	3. Sprayhead	A clean stainless steel spray-head
		must be used for proper extrac-
		tion.
	4. Funnel Loading	The BUNN¨ paper filter must be
		centered in the funnel and the bed
		of tea leaves leveled by gentle shak-
		ing.
	5. Water Temperature	Place an empty funnel on an empty
		dispenser beneath the sprayhead.
		Initiate a brew cycle and check the
		water temperature immediately be-
		low the sprayhead with a thermom-
		eter. The reading should not be less
		than 200°F (93°C). Adjust the con-
		trol thermostat to increase the wa-
		ter temperature. Replace if neces-
		sary.
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