Calibrating The Bypass Flow Rate; Calibrating The Dilution Flow Rate - Bunn ITCB-DV Technical Training Manual

Calibrating the Bypass Flow Rate

Step 1: Place the measuring container with a minimum capacity of 60 ounces beneath
the funnel of the brewer.
Water can also be dispensed into the server and then into the measuring container.
Step 2: Press and hold the right hidden switch to enter level 2 programming. Continue
to press the right hidden switch until the display reads CALIBRATE FLOW ?.
Step 3: Press and release YES to advance to the SPRAYHEAD CAL? function screen.
Step 4: Press and release NO to advance to the BYPASS CALIBRATION screen.
Step 5: Press YES. The display will read CONTAINER READY? If the container is
under the funnel, press YES. The display should read CALIBRATE BYPASS .. PRESS
BREW TO START.
Step 6: Press and release the BREW switch. The display will read CALIBRATE
BYPASS...60 SEC TO FINISH. The 60 second timer on the display will count down to
zero. When the counter reaches zero, the display will change to BYPASS OZ/M, along
with the existing ounces per minute.
Step 7: Measure the amount of water in the container and using the (-) or (+), adjust
the amount on the display to match the amount in the container. Then press DONE.
Step 8: The display should now read: NEW BYPASS FLOW, along with the correct
flow rate of the bypass in ounces per minute. After about 5 seconds, the display will
return to the CALIBRATE FLOW screen

Calibrating the Dilution Flow Rate

Step 1: Place the measuring container with a minimum capacity of 130 ounces beneath the dilu-
tion nozzle on the brewer. Water can also be dispensed into the server and then into the measuring
container.
Step 2: Press and hold the right hidden switch to enter level 2 programming. Continue to press the
right hidden switch until the display reads "Calibrate Flow?".
Step 3: Press and release YES to advance to the "Sprayhead Cal?" function screen.
Step 4: Press and release NO to advance to the "Bypass Cal?" function screen.
Step 4: Press and release NO to advance to the "Dilution Calibration" screen.
Step 5: Press YES. The display will read "Container Ready?" If the container is under the nozzle,
press YES. The display should read "Calibrate Dilute .. Press Brew to Start".
Step 6: Press and release the BREW switch. The display will read "Calibrate Dilute.... 60 Sec to
Finish". The 60 second timer on the display will count down to zero. When the counter reaches zero,
the display will change to "Dilute OZ/M" along with the existing ounces per minute.
Step 7: Measure the amount of water in the container and using the (-) or (+), adjust the
amount on the display to match the amount in the container. Then press DONE.
20
ITCB-DV HV Training
CALIBRATE FLOW?
NO YES
SPRAYHEAD CAL
NO YES
BYPASS CAL?
NO YES
CONTAINER READY?
QUIT YES
CALIBRATE BYPASS
QUIT START
CALIBRATE BYPASS
60 SEC TO FINISH
BYPS OZ XX.X
(-) DONE (+)
NEW BYPS FLOW
XX.X OZM
5 sec
CALIBRATE FLOW?
NO YES
CALIBRATE FLOW?
NO YES
SPRAYHEAD CAL
NO YES
BYPASS CAL?
NO YES
DILUTION CAL?
QUIT YES
CONTAINER READY?
QUIT YES
CALIBRATE DILUTE
QUIT START
CALIBRATE DILUTE
60 SEC TO FINISH
DILUTE OZ XX.X
(-) DONE (+)
NEW DILUTE FLOW
XX.X OZM
5 sec