Multiplex MPC84C Installation Manual

Foodservice Group

Multiplex Beverage Equipment Installation Instructions for

Model MPC84C Portion Control Board with
5-Size Conversion Kit for Six or Eight Valve
Dispensing Towers

Caution: To Avoid Serious Injury

Important: Read the following warnings before beginning an
installation. Failure to do so may result in possible death or
serious injury.

DO Adhere to all National and Local Plumbing and Elec-

trical Safety Codes.

DO Turn “off” incoming electrical service switches

when servicing, installing, or repairing equipment.

DO Use caution when handling metal surface edges

of all equipment.

Run mode

Size Buttons

Press any size button ( , , , , or ) on any station to
dispense product for that station for pre-programmed time
for that respective size.

STOP-FILL Buttons

If no dispense is in progress, press any STOP-FILL button to
manually dispense from the station. If portion dispense is in
progress, press the STOP-FILL button to manually cancel.

Portion Control Water/Soda dispensing

Press either the WATER or the SODA button momentarily.
Now press any size button on the respective station (within
2 seconds maximum). Portion dispense will continue automati­cally for that size only.

Optional Dual Flavor Keyboard
Note: Station No. 2 and No. 4 have Dual Flavors.

1. Press the flavor button and its associated LED will come

“on”.

2. Press any size button to dispense this flavor and size. If

the required flavor button LED is already “on”, press the
size button desired.

Note: The left LED flavor is the default on both stations.

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Program modes

Entering the Program Mode CAL No. 1 (total volume)

T o enter the Calibrate No. 1 mode, simultaneously press the
CAL button and the Size 1 button (
figure above). The CAL light will come “on” constantly.

Volume Sizing
Note: Use a Calibration Cup (or an appropriate size cup

with the proper amount of ice).

1. Press the respective size button for that cup (
, , or ) at that station.

2. Fill the cup with product to the correct level.

Note: This same size button may be started and stopped
as many times as desired to acquire the correct level
while letting the drink settle. All times for the same sta­tion and size are additive in the program session.

3. Repeat volume sizing procedure for all sizes and stations
needing programming.

Flow Rate Calibration

In the Calibrate No. 1 Mode, press any STOP-FILL but­ton one (1) time. That respective valve will flow for ex­actly 4 seconds allowing for checking or adjusting the valve
flow rate.

One Station Sets All

Immediately after entering the Calibrate No. 1 Mode,
press any STOP-FILL button two (2) times in less than
1 second. The CAL light will flash constantly, 2 times per
second. Now all volumes on that station programmed in
this session, will copy to all other stations when exiting.

In accordance with our policy of continuous product development and improvement,

this information is subject to change at any time without notice.

) on any station (refer to

, ,

EI218240 Revision 0 (KAK) 07-27-07

Equipment Installation Instructions

Exiting the Program Mode, CAL No. 1

To exit, press the CAL button one (1) time turning “off”
the CAL light. All volume changes made during this session
will be permanently stored.

Entering the Program Mode CAL No. 2 (incremental)

T o enter Calibrate No. 2 Mode, simultaneously press the CAL

button and the Size 2 button (
will flash constantly, one (1) time per second.

Volume incrementing/decrementing

1. Press the size button (
specific station that needs a small increment of time
adjustment. The CAL light will come “on” constantly
indicating this size/station time is selected.

2. To increase time, press the Size 4 button (
time. Each press of the Size 4 button (
total selected size stored time by 0.1 seconds. The

CAL light will go “off” every time button is pressed.
Example: 10 presses = 1 second.

3. To decrease time, press the Size 1 button (
time. Each press of the Size 1 button (
crease total selected size stored time by 0.1 sec­onds. The CAL light will go “off” every time button is
pressed.

4. Press STOP-FILL button on this station to temporarily
save new time for this size this station. The CAL light
will resume flashing.

5. Repeat procedure 1 through 5 for any other size or
station needing incremental time programming

Exiting the Program Mode, CAL No. 2

To exit, press the CAL button one (1) time turning

“off” the flashing CAL light. All incremental volume

changes made during this session will be permanently
stored.

Entering the Program Mode CAL No. 3 (Water/Soda
Programming)

Note: This is set at the factory to station number 2
(water) and 4 (soda). This may have to be reset in the
field if someone inadvertently changes location, or if
the location must change stations.

To Enter water/soda programming mode,
simultaneously press the CAL button and SIZE 3
button (drawing) on any station (refer to figure
above). The CAL light will come “on” constantly.

) on any station. The CAL light

, , , , or ) on the

) at this

) will increase

) at this

) will de-

with all dispenses of this station, as well as the SODA
button dispensing soda water from this station.
An automatic 2 second pour of water solenoid from
this station will occur, to verify setting.

Exiting the programming mode, CAL No. 3.

To exit, press the CAL button one (1) time turning
“off” the CAL light. All water/soda changes made during
this session will be permanently stored.

Top-off program mode

Entering the Top-Off Program Mode

To enter the top-off program mode, simultaneously press

CAL button and the Size 4 button (
CAL light will flash five (5) times and then remain “on”.

Enabling and/or Disabling the individual station

Top-off

Enabling the individual station top-off allows every size
dispensed on this station to pour all the volume pro­grammed in two (2) pours with a 3 second delay be­tween pours. Disabling the individual station top-off al­lows every size dispensed on this station to pour all the
volume programmed in one pour.

1. Press the STOP-FILL button on the station desired

to change the top-off mode.

2. The CAL light will immediately flash five (5) times to

indicate the top-off mode has been toggled. If the
respective station was disabled for top-off, then it
will toggle to enable for top-off. If the respective
station was enabled for top-off, then it will toggle
to disable for top-off.

Exiting the Top-off Program Mode

To exit the Top-off Program Mode, press the CAL but­ton one (1) time turning “off” the CAL light. All station
top-off mode changes made during this session will be
permanently stored.

) on any station. The

Test and sanitation mode

1. With the power “off”, press the CAL button and turn power
“on” simultaneously.

2. Release the CAL button. The portion control board will
sequence each station for 4 seconds starting with the left
most (station No. 1).

3. Check that each LED on the Portion Control board comes
“on” sequentially and all valve solenoids come “on”.

1. Before changing the water/soda pour stations, you
must make sure the correct WATER and SODA
solenoids (from the stations to be programmed) are
wired correctly to J9 and J10 respectively.

2. Pressing SIZE 1 button on any station, will set the
special WATER solenoid driver J10 to come ON with
all dispenses of THIS station, as well as the WATER
button dispensing water from this station.
An automatic 2 second pour of water solenoid from
this station will occur, to verify setting.

3. Pressing SIZE 4 button on any specific station, will
set the special SODA solenoid driver J9 to come ON

2

Note: If the drain can support more than one (1) valve
pouring at a time, press the STOP-FILL button on the
station number for the number of valves flowing
simultaneously.

Example: At station number 3, press the ST OP-FILL
button. Three (3) valves will flow simultaneously .

Note: If the LED light does not come “on” for any station(s),
the Portion Control board is bad. If the LED light comes “on”
but the valve does not come “on”, check wiring and valve
solenoids.

EI218240 Revision 0 (KAK) 07-27-07