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Bunn SINGLE GPR DBC-DV, Installation & Operating Manual, Page: 4 / 9

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Bunn SINGLE GPR DBC-DV Installation & Operating Manual Download Page 4

Page 4

WHITE/VIOLET

BLUE

WHITE

BACK

FRONT

120/208V
120/240V

120V

ELECTRICAL HOOK-UP

CAUTION: Improper electrical installation will damage electronic components. 

1.  An electrician must provide electrical service.

2.  Determine the available on-site electrical service.

3.  Select the desired unit voltage based on the available on-site electrical service.

4.  Using a voltmeter, check the voltage and color coding of each conductor at the electrical source.

5.  Remove the back access panel to gain access to the terminal block.

6.  Feed the supply leads through the strain relief at the rear of the brewer.

7.  Using the above diagrams, connect the desired electrical service to the field wiring terminal block.

8.  If wiring the machine for operation on 120/208 or 120/240 volts with a Power Supply Cord, the Power 

Supply Cord must be UL Listed Flexible Cord Type SO, SJO, SJTO, HSJO or SJOW, No. 12 AWG, 4 Con-

ductor, Rated 90° C. Attachment Plug Cap must be UL Listed, NEMA 14-20P or L14-20P Configuration, 

Rated 125/250V, 20 AMPS. The Power Supply Cord must be at least 3 feet long and maximum 6 feet long 

(measured from Strain Relief to end of the Attachment Plug Cap).

9.  Connect the brewer to the power source and verify the voltage at the terminal block.

10.  Set toggle switch on component bracket to the appropriate position and replace the access panel.

11.  If plumbing is to be hooked up later be sure the brewer is disconnected from the power source.  If 

plumbing has been hooked up, the brewer is ready for Initial Set-Up.

DUAL VOLT 

TOGGLE SWITCH

P2853

ELECTRICAL REQUIREMENTS 

WARNING - The brewer must be disconnected from the power source until specified in Initial Set-Up.

Refer to Data Plate on the Brewer, and local/national electrical codes to determine circuit requirements.

L2

N

L1

G

WHITE

GREEN

GREEN

NEUTRAL

L1 BLACK

L2 RED

WHITE
NEUTRAL
L1 BLACK

120 volt ac models

Note: This electrical service consists 

of 2 current carrying conductors (L1 

and Neutral) and a separate conduc-

tor for earth ground.

120/208 & 120/240 volt ac models

Note: This electrical service consists 

of 3 current carrying conductors 

(Neutral, L1 and L2) and a separate 

conductor for earth ground.

L2

N

L1

G

L2 RED

WHITE

GREEN

GREEN

NEUTRAL

L1 BLACK

L2 RED

WHITE
NEUTRAL
L1 BLACK

37994.1 080813

P4337

Summary of Contents for SINGLE GPR DBC-DV

Page 1: ... the latest revision of the manual or to obtain the illustrated parts catalog please visit the Bunn O Matic website at www bunn com This is absolutely FREE and the quickest way to obtain the latest catalog and manual updates Contact Bunn O Matic Corporation at 1 800 286 6070 to obtain a paper copy of the required Illustrated Parts Catalog mailed via U S Postal Service 37994 0001B 08 13 2012 Bunn O...

Page 2: ...r authorization from BUNN that the defective equipment is under warranty THE FOREGOING WARRANTY IS EXCLUSIVE AND IS IN LIEU OF ANY OTHER WARRANTY WRITTEN OR ORAL EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTY OF EITHER MERCHANTABILITY OR FITNESS FOR A PAR TICULAR PURPOSE The agents dealers or employees of BUNN are not authorized to make modifications to this warranty or to ma...

Page 3: ...of the Food and Drug Administration FDA this equipment must be installed with adequate backflow prevention to comply with federal state and local codes For models installed outside the U S A you must comply with the applicable Plumb ing Sanitation Code for your area 03408 0004 03409 0004 12364 0000 Optional Field Wiring 120 208 240 V 16 8 19 5 A 3430 4540 W 1PH 3 Wire GND 60HZ 29710 0012A 29710 00...

Page 4: ...Cord must be at least 3 feet long and maximum 6 feet long measured from Strain Relief to end of the Attachment Plug Cap 9 Connect the brewer to the power source and verify the voltage at the terminal block 10 Set toggle switch on component bracket to the appropriate position and replace the access panel 11 If plumbing is to be hooked up later be sure the brewer is disconnected from the power sourc...

Page 5: ...ater line will facilitate moving the brewer to clean the counter top Bunn O Matic does not recommend the use of a saddle valve to install the brewer The size and shape of the hole made in the supply line by this type of device may restrict water flow AsdirectedintheInternationalPlumbingCodeoftheInternationalCodeCouncilandtheFoodCodeManual of the Food and Drug Administration FDA this equipment must...

Page 6: ...rogram ming of the brewer will exit the setup and return to the main screen d BREW SWITCH Momentarily pressing and releasing this switch begins a brew cycle e PROGRAM SWITCH Pressing and holding the upper right hidden switch allows entry to the programming menus Pressing and releasing the switch steps through each function screen during programming f FUNCTION SCREEN This is the display which shows...

Page 7: ...ssel beneath the faucet and open the faucet handle Release it when you hear the tank refilling 6 Water volumes have been preset at the factory Refer to adjustments for the Set Brew Volumes section of the Programming Manual on the Bunn O Matic website at www bunn com should the volume need to be increased or decreased 7 The brewer is now ready for use in accordance with the coffee brewing instructi...

Page 8: ...atch size on the grinder It is not necessary to select a size on the brewer 2 Insert a BUNN filter into the funnel 3 Grind or pour the proper amount of fresh ground coffee into the filter and level the grounds by gently shaking 4 Slide the funnel into the funnel rails If the grounds are not obtained through a grinder compatible with a Smart Funnel a batch size must be chosen on the brewer 5 Place ...

Page 9: ...its from the sprayhead holes 3 Insert the long end of sprayhead cleaning tool into the sprayhead fitting and rotate several times to remove any mineral deposits from the fitting 4 Insert the short end of sprayhead cleaning tool into the bypass fitting and rotate several times to remove any mineral deposits from the fitting NOTE In hard water areas this may need to be done daily It will help preven...

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