Cornelius MJ32-4 PC, MJ32-4 PB Unit is Dispensing Water only, Dispenser is Brixing, OUT TOO High

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Troubleshooting Guide

Problem

Probable Cause

Remedy

FROM SINGLE VALVE,

Concentrate container empty.

Replace.

UNIT IS DISPENSING

 

 

WATER ONLY.

BIB connector is not engaged

Check BIB connector for proper

 

or improperly installed.

installation. Plunger should be

 

 

completely inserted with concentrate

 

 

filling the line to the dispenser.

 

Air leak in product suction

Check the 3/8 flare connection where

 

line.

the product line attaches to the unit.

 

 

Tighten fitting using a flare gasket. If

 

 

line is drawing air, pump will not

 

 

prime.

 

No power at the pump motor.

Check for broken or loose wire

 

 

connection going to pump motor.

 

 

Check for 26 VDC at pump motor

 

 

when the dispense button is

 

 

energized.

 

Defective gear motor

Check motor function by energizing

 

assembly.

circuit with the dispense button. If

 

 

motor runs, but pump does not turn, a

 

 

broken gear box is indicated. The

 

 

pump motor and gear box are

 

 

replaced as a unit.

 

Pump running backwards.

Check the direction of pump

 

 

rotation...correct rotation is clockwise

 

 

as viewed from the front of the unit.

 

 

If pump is turning in a counter

 

 

clockwise direction, this indicates the

 

 

pump wires are reversed.

 

Defective concentrate pump

Check the pump tubing for ruptures,

 

tubing.

wear, etc. Replace as needed

 

 

following the instructions printed in

 

 

this manual.

 

 

 

DISPENSER IS BRIXING

Supply water pressure too low.

Water pressure must be 20 psi

OUT TOO HIGH.

 

flowing or above.

 

Defective flow control.

Disassemble and check flow control

 

 

assembly for binding, defective

 

 

compensating spring , trapped debris.

 

 

Be sure the spool moves freely within

 

 

the sleeve, replace parts as needed.

 

 

 

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Contents Installation & Service Manual Table of Contents General Description Specifications Receiving & Unpacking InstallationFill Ice Water Bath Brixing Concentrate Programming Portion Control optionalCleaning and Sanitizing Equipment and Supplies Cleaning & Sanitizing SystemMaintenance Refrigeration System Daily Cleaning MaintenanceIce Water Bath Cleaning Troubleshooting Guide Concentrate only no Unit DispensingWater to ALL Valves From Single ValveDispenser is Brixing Unit is Dispensing Water onlyOUT TOO High OUT TOO LOW Water Leaks from Operate When onlyBottom of Dispensing ValveRUN Compressor will notCompressor Runs but No Cooling is TakingOverload No COOLING. TrippingAnything on TOP Refrigeration SystemExtended Period Without Shutting OFF Frozen Water Coil Has Been Running forMillennium 4 Valve Schematic Description QTY Final AssemblyFinal Assembly Final Assembly Platform Assembly Pump & Bracket Assembly Pump Motor Assembly Dispensing Assembly Valve Block Assembly Valve Block Assembly Electrical Box Assembly Voltage Regulator Assembly, SLJ1000-2 Portion Control Assembly Portion Control Electrical Diagram For 10 Dispensers Millennium Model MJ30-4 Recommended Spare Parts ListDescription Millennium Model MJ30-4 Optional AccessoriesIMI Cornelius INC Illustrated Parts List Millennium II Name Illustrated Parts ListPump Platform Assembly Lower Housing Assembly 1717 Refrigeration Deck AssemblyIllustrated Parts List Water Coil Assembly Pump & Motor Assembly Name Valve Panel Assembly Valve Block Assembly Name Touch Panel Assembly PB Touch Panel Assembly PC Name Electrical Box Assembly Name Brown Wire B4 Ice Bank Control Assembly NameSpeed Switch Assembly Name Top Panel Assembly Name Merchandiser Assembly Name Wiring Volt 60 HZ ForRecommended Spare Parts List Accessories and Service Items Illustrated Parts List Page N85318 Rev. B Print Date 2/99