Bunn TNTF-3 service manual TROUBLESHOOTING cont PROBLEM, Probable Cause, Remedy

TROUBLESHOOTING (cont.)

PROBLEM

Consistently high or low beverage level in the dispenser. (cont.)

PROBABLE CAUSE	REMEDY
2. External Strainer/Flow Control	(A) Direction of flow arrow must be
(.750 GPM)	pointing towards brewer.
	(B) Remove the strainer/flow con-
	trol and check for obstructions.
	Clear or replace.

Spitting or excessive steaming

1. Lime Build-up

CAUTION - Tank and tank compo- nents should be delimed regularly depending on local water condi- tions. Excessive mineral build-up on stainless steel surfaces can ini- tiate corrosive reactions resulting in serious leaks.

Inspect tank assembly for excessive lime deposits. Delime as required.

Drip-out time too long

2.	Control Thermostat	Refer to Service - Control Thermo-
		stat for testing procedures. See
		page 23
1.	Funnel Tip	The brew funnel should be cleaned
		thoroughly before each brew cycle
		to lessen the chance of tea leaf par-
		ticles clogging the drip-out tip.

Dripping from sprayhead

1.Syphon System

2.Lime Build-up

CAUTION - Tank and tank compo- nents should be delimed regularly depending on local water condi- tions. Excessive mineral build-up on stainless steel surfaces can ini- tiate corrosive reactions resulting in serious leaks.

The brewer must be level or slightly lower in front to syphon properly.

Inspect the tank assembly for ex- cessive lime deposits. Delime as required.

3. Brew Solenoid Valve	Refer to Service - Brew Solenoid
A) Iced Tea	Valve (Iced Tea) for testing proce-
	dures. See page 16
B) Hot Tea	Refer to Service- Brew Solenoid
	Valve (Hot Tea) for testing proce-
	dures. See Page 15

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