Specifications

Multiplex Company, Inc.
Component Parts Workbook
00218011 Revision B (KAK) 31 July, 2000
Refrigeration Unit, Line, and Condenser Cross Reference Chart .......................................... 36
Condenser unit ................................................................................................. 36
Refrigeration line sets ........................................................................................ 36
Refrigeration units ............................................................................................. 37
High Pressure Cut-out (limiting switch) ........................................................................ 38
Dispensing Valves .................................................................................................. 39
Function of the dispensing valves ........................................................................... 39
Failure of the dispensing valves ............................................................................. 39
Flow Controls ....................................................................................................... 40
Function of the flow controls ................................................................................ 40
Failure of the flow controls .................................................................................. 40
Keyboards and Timers ............................................................................................ 41
Function of the keyboards and timers ...................................................................... 41
Failure of the keyboards and timers ........................................................................ 41
Multiplex Programmable Portion Control Timers ............................................................. 42
Whats New at Multiplex ......................................................................................... 42
Instructions for Proper Dispensing Valve Calibration (Flow, Ratio, and Volume) usingthe4-Size
Portion Control .................................................................................................... 43
Flow (to set the water flow rate only) ..................................................................... 43
Ratio (water to syrup mixture) .............................................................................. 43
Volume (setting drink portion sizes) ........................................................................ 43
Special feature ................................................................................................. 44
Test Procedures ................................................................................................... 45
Model MPC64A timer/selection pad ......................................................................... 45
Pin identification .............................................................................................. 45
J-17 calibration button and light ............................................................................ 45
Dual Transformers ................................................................................................. 46
Service Bulletin .................................................................................................... 47
MOVs field testing ............................................................................................ 47
New Model MPC84A Portion Control Board .................................................................... 48
Instructions for Multiplex Model MPC84AT PortionControl Board with Top-off ......................... 49
Run Mode ........................................................................................................ 49
Size Buttons ................................................................................................. 49
STOP-FILL Buttons .......................................................................................... 49
Program Mode .................................................................................................. 49
Entering the Program Mode ............................................................................... 49
Volume Sizing ............................................................................................... 49
Flow Rate Calibration ...................................................................................... 49
One Station Sets All ........................................................................................ 49
Exiting the Program Mode ................................................................................. 49
Top-off program mode ........................................................................................ 49
Entering the Top-off Program Mode ..................................................................... 49
Enabling and/or Disabling the individual station Top-off ............................................ 49
Exiting the Top-off Program Mode ....................................................................... 49
Test mode ....................................................................................................... 49
Sanitation mode ................................................................................................ 49
McDonalds Portion Control Timer .............................................................................. 50
Sitco 4-Selection Portion Control Timers ...................................................................... 51
Adjusting portion control for size of drinks dispensed ................................................... 51
Cancel/pour .................................................................................................... 51
Installation ...................................................................................................... 51
Table of Contents (continued)