Test, Calibration And Flow Rate Adjustment - Fetco Extractor TBS-2121 User Manual

Programming
OUTPUTS
Dispense Valve • D. Valve Test
•Valve Calib.*
Left Dilution
• L. Dill. Test
Right Dilution • R. Dill. Test
Sweetener
• Sweet Test
Fill Valve
• Fill Valve Test
Buzzer
Heater • Heater Test
Screen
• Screen Contrast
• S. Brightness
*
The same TEST/CALIBRATION sequence is used for test and calibration all water handling system components
note
Dispense Valve, Left Dilution, Right Dilution, Sweetener. Always obtain an accurate one minute Test Volume to calibrate
Calibration: Dispense Valve, Left Dilution, Right Dilution, Sweetener
1) Place measuring container under
brewer
2) Enter "Outputs" in "Programming"
3) Press and hold the "TEST" button.
Do not remove finger!
(This will stop testing).
4) TEST icon will turn dark
Shows test is completed
5) Note volume
6) Enter Calibration screen
7) Enter Calibration calculator
8) Enter volume from test
Factory set
Items Default
(Press to test)
< OUTPUTS >
<Dispense Valve>
< Valve Test >
See note
TEST
(Press to test)
(Press to test)
(Press to test)
(Press to test)
(Press to test)
(Press to test)
Contrast
Brightness

Test, Calibration and Flow Rate adjustment

Use a container that will make careful measurements of volume.
Pre-weigh (TARE) a dispenser (preferred) or use an accurate graduated
pitcher
See page 12, Programming- operator access programming
The maximum dispense time cycle is only one minute for "TEST" button. .
The test must run for entire one-minute dispensing cycle without interruption.
Test will stop automatically.
IMPORTANT! Complete entire calibration dispense without stopping
Obtain volume dispensed
Metric Units: milliliters if set for metric units
Gallons: Enter proportional volume of one gallon if set for gallon units
To obtain proportional volume
Scroll from dilution and valve test to Calibrate in Programming OUTPUTS
Menu
Scroll down to CALIBRATE—sliding virtual volume icon will appear
Enter volume in milliliters or gallons obtained from one minute "ON" testing
Programming Range
(display)
TEST
Press To Test
Scroll (left or right) from
<TEST> position to <Valve
Calib.>
TEST
Press To Test
TEST
Press To Test
TEST
Press To Test
TEST
Press To Test
TEST
Press To Test
TEST
Press To Test
8
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1
8
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1
Divide ounces delivered by 128 (EX: 32 oz/128=0.25)
15
Notes
Opens valve to verify
flow. Have container
under brewbasket!
See box below to
readjust flow rate
Runs left dilution to
verify flow. Have
container under
brewbasket!
Runs right dilution to
verify flow. Have
container under
brewbasket!
Runs sweetener pump
to verify flow. Have
container under
brewbasket!
Operates fill valve.
Have container under
both brewbaskets!
Sounds buzzer
Energizes Heater(s)
Use for servicing.
10
10