Grindmaster 21 Manual De Usuario

A standard 1,9L bottle Grind’n Brews

All Airpot Grind’n Brews

Brewers are factory set for throw weight and water portion. Please check that installation  is
correct before making adjustment. No adjustments should be necessary for normal installation.

• Increase of 1 second to timer setting equates to an increase in fluid volume by 1/2 ounce/1.5ml.

• Decrease of 1 second to timer setting equates to a decrease in fluid volume by 1/2 ounce/1.5ml.

(See Figure B)

Figure B

(Dual Bean Model)

Figure C

(Single Bean Model)

Bean Selector

(Dual Bean Models Only)

Half or Full Pot

Grind only

Brew only

Grind and Brew Option

Setting Throw Weights and Water Portion: (See Figure D)
Tools Required: #2 Phillips Screwdriver
1. Remove lower front access panel to expose digital timer. Refer to chart to 

determine timer setting for the amount of coffee/water you wish to dispense.

2. Use the select button to toggle to the setting available on your unit.
3. Use the up and down buttons to make your adjustments to the settings,

then press the select button again to store your new settings. The display
will flash to indicate your settings have been stored. Scroll through settings
to confirm timer setting gives desired dispense volume.

a.) Brew a pot to confirm timesetting gives desired dispense volume.
b.) Record your new timer values on the customer settings chart 

located on time face.

4. After a few seconds, the display will shut itself off. The access panel may 

be re-installed.

Setting

Approx

Setting

Approx

Single Bean

yeild

Dual Bean

yield

Single/Left Full Pot

4.2 secs

2 oz./6ml

5.7 secs

2 oz./5.8ml

Right Full Pot

-

-

5.7 secs

2 oz./5.8ml

Single/Left Half Pot

2.4 secs

1.25 oz./4ml

3.0 secs

1.25 oz./3.6ml

Right Full Pot

-

-

3.0 secs

1.25 oz./3.6ml

Full Pot 

112-125 secs

62 fl oz./180ml

112-125 secs

62 fl oz./180ml

Half Pot

56-63 secs

31 fl oz./90ml

56-63 secs 

31 fl oz./90ml

Setting

Approx

Setting

Approx

Single Bean

yeild

Dual Bean

yield

Single/Left Full Pot

4.5 secs

2.3 oz./7ml

6.2 secs

2.3 oz./7ml

Right Full Pot

-

-

6.2 secs

2.3 oz./7ml

Single/Left Half Pot

2.7 secs

1.4 oz./4ml

3.7 secs

1.4 oz./4ml

Right Full Pot

-

-

3.7 secs

1.4 oz./4ml

Full Pot 

140-153 secs

72 fl oz./209ml

140-153 secs

72 fl oz./209ml

Half Pot

70-77 secs

36 fl oz./104ml

70-77 secs 

36 fl oz./104ml

Figure D