Bunn 10690 service manual TROUBLESHOOTING cont, Problem, Probable Cause, Remedy

Models: 10690

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TROUBLESHOOTING (cont.)

PROBLEM

PROBABLE CAUSE

REMEDY

Spitting or excessive steaming

1.

Lime Build-up

(A) Use deliming spring.

 

 

 

(B) Clean sprayhead. (Page 11)

Dripping from sprayhead

1.

Syphon System

The brewer must be level or

 

 

 

slightly lower in front to syphon

 

 

 

properly.

Brew cycle starts when ON/ LOWER Switch is turned on.

Weak beverage

Auxiliary brew start switch on TWINS inadvertently activated.

1.Filter Type

2.Coffee Grind

3.Sprayhead

4.Funnel Loading

Move objects away from brewer.

BUNN® paper filters must be used for proper extraction.

A fine or drip grind must be used for proper extraction.

A clean spray-head must be used for proper extraction.

The BUNN® paper filter must be centered in the funnel and the bed of ground leveled by gentle shaking.

 

5. Water Temperature

Place an empty funnel on an empty

 

 

dispenser beneath the sprayhead.

 

 

Initiate a brew cycle and check the

 

 

water temperature immediately

 

 

below the sprayhead with a ther-

 

 

mometer. The reading should not

 

 

be less than 195°F (76°C). Adjust

 

 

the control thermostat to increase

 

 

the water temperature. Replace if

 

 

necessary.

Dry coffee grounds remain in

1. Funnel Loading

The BUNN® paper filter must be

the funnel

 

centered in the funnel and the

 

 

bed of grounds leveled by gently

 

 

shaking.

 

2. Sprayhead

A clean spray-head must be used

 

 

for proper extraction.

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Bunn 10690 service manual TROUBLESHOOTING cont, Problem, Probable Cause, Remedy