Bunn Dual TF DBC User Manual download pdf (Page 50)

Page 50

TROUBLESHOOTING (cont.)

Problem Possible Cause

Troubleshooting Procedures

Adjust the brew volume as required

to achieve the recommended volume

for each brew cycle.

Repair or replace leaky valve.

BUNN paper ﬁ lters should be used

for proper extraction.

Check sprayhead

The brew cycle should be started

only with an empty server under

the funnel.

Adjust the brew volume as required

to achieve the recommended volume

for each brew cycle.

BUNN paper ﬁ lters should be used

for proper extraction.

A sufﬁ cient quantity of fresh drip

or regular grind should be used for

proper extraction.

B.O.M. sprayhead should be used

to properly wet the bed of ground

coffee in the funnel.

The BUNN paper ﬁ lter should be

centered in the funnel and the bed

of ground coffee leveled by gentle

shaking.

Empty the server, remove its cover,

and place the server beneath the

sprayhead. Place empty funnel over

the server entrance, with ON/OFF

switch in the "ON" position press the

Brew switch and release it. Check

the water temperature immediately

below the sprayhead with a ther-

mometer. The reading should not

be less than 195˚F (91˚C).

1. Brew Volume adjustment

1. Brew Valve

1. Type of paper ﬁ lters

2. No sprayhead

1. Beverage left in server from previ-

ous brew

2. Brew Volume adjustment

1. Type of paper ﬁ lters

2. Coffee

3. Sprayhead

4. Funnel Loading

5. Water temperature

Consistently high or low beverage

level in server.

Dripping from sprayhead.

Water overﬂ ows ﬁ lter.

Beverage overﬂ ows server.

Weak beverage.

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