Specifications

Multiplex Company, Inc.
Fountain Troubleshooting Guide
00218012 Revision B (KAK) 7 August, 2000
Table of Contents
Caution ................................................................................................................... 1
Foreword ................................................................................................................. 2
Problem Cross Reference Guide ..................................................................................... 3
Troubleshooting Guide ................................................................................................ 4
Section 1: CO
2 Gas System ......................................................................................... 4
Loss of CO
2 ........................................................................................................ 4
Flat drinks (lack of carbonation in carbonated water) .................................................... 5
Section 2: Carbonated Water System ............................................................................ 7
Flat drinks ........................................................................................................ 7
No carbonated water at any of the dispensing valves ..................................................... 9
Carbonator pump and motor will not cycle off (possibly noisy pump) ............................. 11
Section 3: Circulating System ................................................................................... 14
Warm drinks .................................................................................................... 14
Section 4: Compressed Air System ............................................................................. 16
No syrup ........................................................................................................ 16
Section 5: Dispensing Valve and Tower........................................................................ 19
No syrup or insufficient syrup in finished drink .......................................................... 19
No carbonated water or insufficient carbonated water in finished drink ............................ 20
No water or insufficient water in finished drinks ........................................................ 21
Section 6: Electrical System .................................................................................... 24
Section 7: Refrigeration System ................................................................................ 25
Warm drinks (carbonated water temperature over 40°F [5°C]) ....................................... 25
No carbonated water at any of the dispensing valves ................................................... 27
Section 8: Syrup System ......................................................................................... 28
Section 9: Water Booster System ............................................................................... 30
Low or no water pressure at noncarbonated beverages................................................. 30
Section 10: Water Filter System ................................................................................ 32