Bunn 34766.0000S manual Continued, Field Calibrating the Hot Water Flow Rate, Volume Collected

Models: 34766.0000S

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Field Calibration of the Concentrate Pumps / Dispenser Flow Rates

(Continued)

Dispenser Flow Rate Calibration

13.Press Down Arrow Key to display the CAL LF WTR FLO menu screen.

14.Place a 64 Oz (2000 ml) graduated container under Left Dispense Tip and Pull the Left Dispense Handle momentarily. The dispenser will dispense water for 20 seconds and then shut OFF automatically.

15.Keep the graduated container under dispense tip until all the water stops dripping.

16.Measure the volume of water collected in the graduated container.

Acceptable ranges for the volume collected

_____Dispenser Flow Rate___________

____Volume Collected____

1.8 Oz/sec (53 ml/sec) w/ flow restrictor

32

- 38

Oz, (946 - 1124 ml)

2.5 Oz/sec (74 ml/sec) w/o flow restrictor

46

- 52

Oz ,(1360 - 1538 ml)

17.If the amount collected is not within the acceptable range, empty the graduated container and repeat STEPS 14 – 16

18.If the amount collected is still not within range, inspect the dispense valves, tubing and mix chamber for lime, kinks or other obstructions.

19.When satisfied with the volume of concentrate collected, press the Down Arrow Key.

20.The CAL LF WTR VOL screen will be displayed. Use the (-) / (+) keys to adjust number displayed to the amount measured in STEP 16.

21.Press Down Arrow Key again to exit the CAL LEFT SIDE functions.

Calibrating the Right Side Dispenser

Repeat STEPS 1-21 above for the “CAL RIGHT SIDE” menus.

Field Calibrating the Hot Water Flow Rate

1.Locate the programming module and use the Arrow Down key to scroll through the LCD screen until “CAL HOT WTR FLO?” appears.

2.Place a 64 Oz (2000 ml) graduated container under Hot Water Tip and press the hot water switch. The unit will dispense Hot Water for 20 seconds and then shut OFF automatically. Keep the graduated container under the dispense tip until all the water stops dripping.

3.Measure the volume of water collected in the graduated container. The acceptable range for the volume collected is 32 - 38 Oz. (946 - 1124 ml).

4.If the amount collected is not within the acceptable range, empty the container and repeat steps 2 & 3.

5.If the amount collected is still not within range, inspect the hot water valve, tubing and fittings for lime, kinks, or other obstructions.

6.When satisfied with the volume of concentrate collected, press the Down Arrow Key.

7.The “CAL HOT WTR VOL” screen will be displayed. Use the (-) / (+) keys to adjust number displayed to the ammount measured in step 3.

8.Press Down Arrow Key again to exit this function.

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34766 120105

 

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Bunn 34766.0000S manual Continued, Field Calibrating the Hot Water Flow Rate, Calibrating the Right Side Dispenser