Manitowoc Multiplex SC2000A User Manual

Part Number 020002365 08/25/2015 47
Section 5 Troubleshooting
E1, E2, & E3 Flowchart
EI
VERIFY INCOMING
WATER SUPPLY
PRESSURE TO UNIT >15
PSI OR NOT WITH
ANOTHER GAUGE IN THE
SUPPLY SYSTEM
E
REPLACE ERC
CIRCUIT
BOARD
020001985
YES
NO
NORMALLY CAUSED
BY WATER
PRESSURE <5 PSI
FOR 5 SECONDS
MUST STAY ABOVE
10 PSI TO CORRECT
E3 E4 E5 E6 E7 E8 E9
E2
NO
YES
NO
YES
NO
YES
NO
NO
YES
NO
YES
NO
YES
YES/END
NOTE: THAT
ALL CARB
MOTORS AND
ALL CIRC
MOTORS WILL
GO OFF, WITH
THIS
ERRORCOMPR
ESSOR AND
AGITATOR
STAY ON
NORMALLY CAUSED
BY CO2 PRESSURE
<10 PSI FOR 5
SECONDS MUST
STAY ABOVE 15 PSI
TO CORRECT
NORMALLY
CAUSED BY
WATER LEVEL IN
WATER BATH
BELOW PROBE
CONDUCTORS
GO INTO PROGRAM
MODE 1 PRESSURE
READOUT “P000”
GO INTO PROGRAM
MODE 1 PRESSURE
READOUT “P000”
PRESS CARB A
BUTTON TO VERIFY
WATER
PRESSURE“P”
DISPLAY
PRESSURE
>15 PSI
REPLACE ERC
CIRCUIT BOARD
020001985
REPLACE ERC
CIRCUIT BOARD
020001985
SUPPLY
PRESSURE
>15PSI
SUPPLY
PRESSURE
>20PSI
REPLACE
WATER PRESS
TRANSDUCER
020001992
TROUBLESHOOT
WATER SUPPLY
SYSTEM, TO FI
LOW WATER
PRESSURE
CONDITION
REPLACE CO2
PRESS
TRANSDUCER
020001992
TROUBLESHOOT
CO2 SUPPLY
SYSTEM, TO FI
LOW PRESSURE
CONDITION
PRESS CARB B
BUTTON TO VERIFY
CO2 PRESSURE
“P” PSI
DISPLAY
PRESSURE
>20PSI
VERIFY WATER
LEVEL ABOVE
PROBE TIPS
ADD WATER TO
WATER BATH
ABOVE LEVEL OF
PROBE TIPS
GO INTO PROGRAM
MODE 1
CONDUCTIVITY“C000”
E ERROR
GOES OFF
PRESS CIRC A BUTTON
TO VERIFY
CONDUCTIVITY“CL”
DISPLAY
CONDUCTIVI
TY “CL1”
 “CL0REMOVE
LEVEL PROBE
CONN FROM ERC,
SHORT ERC
LEVEL PROBE
PINS
VERIFY CO2 SUPPLY
PRESSURE TO UNIT,
>20PSI OR NOT, WITH
ANOTHER GAUGE IN THE
SUPPLY SYSTEM
PULL CARB A OR
B CONNECTOR
OFF ERC, ERROR
GOES AWAY CAN
USE TEMP
E ERROR GOES
AWAY
REPLACE LEVEL
PROBE 0200021

Manitowoc Multiplex SC2000A Specifications

General

Brand	Manitowoc
Model	Multiplex SC2000A
Category	Chiller
Language	English