
145
Programming / Auto Set
COMPRESSOR DOES NOT REACT
TO ICE BANK PROBE (SODA &
CHILLER UNITS) OR BEER UNIT
DOES NOT REACT TO WATER
TEMP PROBE
GO INTO PROGRAM MODE 3 AND
VERIFY COMPRESSOR CONTROL
SETTING CORRECT“-003” FOR
SODA & CHILLER UNITS(“-1273”
FOR BEER UNIT ONLY)
NO
YES
DISPLAY READS
“-003”
F PROGRAM MODE 3 IS SET
RIGHT FOR SODA / CHILLER UNIT
(“-003”), GO TO COMPRESSOR
TROUBLESHOOTING, IF
COMPRESSOR STILL NOT
COMING ON/OFF WHEN IT
SHOULD
DISPLAY READS “1273”
WHICH IS BEER MODE
ONLYRE-PROGRAM MODE 3
TO ICE BANK PROBE “-003”
BY PRESSING COMP/AGIT
BUTTON ONCE
YES / END
REPROGRAMMING
FIXES PROBLEM
NO
TROUBLE SHOOT ICE BANK
PROBE WIRING AND
CONNECTORS, LOOK FOR
OPEN CONNECTION AND
REPAIR / REPLACESEE
COMPRESSOR
TROUBLESHOOTING IF
CARB A AND/OR CARB B MOTOR
STAYS ON CONSTANTLY WHEN
RESPECTIVE BUTTON ACTIVATED
INSTEAD OF STOPPING WHEN CARB
TANK IS FULL
YES
YES
NO
NO
GO INTO PROGRAM MODE 2
AND VERIFY CARB PUMP
SETTINGS
PRESS CARB A/B
BUTTON, DISPLAY
READS “-002”
EXIT, AND GO INTO
PROGRAM MODE
1CONDUCTIVITY
“C001”PRESS CARB A/B
BUTTON
DISPLAY READS
“CAOO”
TROUBLE SHOOT CARB
TANK WIRING HARNESS
AND CONNECTORS,
LOOK FOR OPEN
CONNECTION AND
REPAIR / REPLACE
REPEAT FOR CARB B
SYSTEM SETTINGS IF
NECESSARY
IF “CA11” REPLACE ERC
CONTROL 020001985
IF EITHER OR BOTH “0”
DIGITS IS A “1”, RE-
PROGRAM TO “0” VIA
PROGRAM MODE 2
INSTRUCTIONS
VERIFY CARB A & B
SYSTEMS WORK NOW,
SEE CARB SYSTEM
TROUBLESHOOTING IF
NECESSARY
ONLY A OR B (OR NONE)
CIRCULATING WATER
TEMPERATURE DISPLAYED ON
KEYPAD, UNIT HAS TWO CIRC
SYSTEM
YES
IF TWO CIRCULATING
SYSTEM UNIT, VERIFY BOTH
THERMISTORS ARE GOOD
ERC PROGRAM CHECKS ON
EVERY POWER UP, IF GOOD
THERMISTOR(S) (0-200°F)
ARE PLUGGED INTO CIRC A
AND CIRC B CONNECTORS
ON ERC
IF ONLY ONE, (OR NONE)
GOOD THERMISTOR IS
PLUGGED IN, THEN ONLY
THAT CONNECTOR (A OR B)
CIRC TEMPERATURE WILL
DISPLAY (AUTOSET)
ONLY ONE CIRC SYSTEM
TEMPERATURE (OR NONE) IS
DISPLAYING ON A TWO CIRC
SYSTEM UNIT
NO
REPLACE BAD
THERMISTOR(S) 020001991
(NOT MEASURING 0-200°F) OR
GOOD THERMISTOR(S) NOT
PLUGGED IN
VERIFY BOTH GOOD
THERMISTORS ARE
PLUGGED IN, THEN
TURN UNIT POWER
OFF, THEN ON, TO
REGISTER NEW
THERMISTOR(S)
IF NO TEMP DISPLAY
GO TO ERC / DISPLAY
TROUBLESHOOTING
STH13_Tech.book Page 145 Wednesday, September 15, 2010 3:20 PM