Alto-Shaam QC2-3 Freezer User Manual


 
QUICKCHILLER • INSTALLATION/OPERATION/SERVICE MANUAL • 29.
TITLETROUBLESHOOTING
CONTROL ERROR DISPLAYS
control display action required
Real Time Clock Bad
E-60: REAL TIME CLOCK DEFAULTS LOADED,
VERIFY CORRECT TIME, POWER CYCLE UNIT TO
CLEAR THIS MESSAGE.
This is likely caused by the unit having been unplugged for an extended
amount of time. The data stored in the Real-Time Clock has been reset to
the factory default values. Contact service if problem persists.
Real Time Clock Not Detected
E-61: REAL TIME CLOCK NOT DETECTED.
POWER CYCLE UNIT AND CALL FOR
SERVICE IF THE PROBLEM PERSISTS.
Real Time Clock not detected. Contact service if problem persists.
Button Stuck
E-90: BUTTON STUCK. CHECK ALL BUTTONS AND
ERROR WILL CLEAR WHEN THE PROBLEM HAS
BEEN RESOLVED
This error message indicates that a button is stuck. Check all buttons.
Error will clear when the problem has been solved. Contact service is
problem persists.
Using Default Function Values
E-80 - EEPROM ERROR
USING DEFAULT FUNCTION VALUES
This error message indicates the control memory is not correctly reading
user-set values. The Quickchiller will remain operational but the user
defined settings will be reloaded to the default values. The control will
revert to factory default settings and will require operator modification
each time the unit is used. Call Service. Acknowledge error by pressing the
power button.
Probe Open/Shorted
PROBE N* OPEN -OR- PROBE N* SHORTED
CALL FOR SERVICE
This error message indicates a problem with the probe identified within the
display. The Quickchiller will operate normally in the Time mode but will
not operate in the Probe mode. Call service.
*N signifies probe number that is shorted: 1= top, 2= middle, 3= bottom
Cavity Open Shorted
CAVITY SENSOR OPEN OR SHORTED.
CALL FOR SERVICE
This error message indicates a problem with the interior cavity sensor. The
Quickchiller will not operate in any operational mode. Call service.
Coil Open Shorted
COIL N* OPEN OR COIL N* SHORTED
CALL FOR SERVICE
This error message indicates a problem with the display identified coil
sensor. The Quickchiller will remain operational but will extend the defrost
cycle to the full period of 20 minutes. Call service.
*N signifies coil number that is shorted.
Bad Calibration
E-81: BAD CALIBRATION. PLEASE CALL SERVICE
AD1-0=(PASS) (FAIL) AD1-1=(PASS)(FAIL)
AD2-0=(PASS)(FAIL) AD2-1=(PASS)(FAIL)
AD3-0=(PASS)(FAIL) AD3-1=(PASS)(FAIL)
Calibration bad. Call service.
 Display will signify PASS where calibration is good, or FAIL
where calibration is bad.
Requires Calibration
E-82: REqUIRES CALIBRATION.
PLEASE CALL SERVICE
Requires Calibration. Call service.
Power Failure
POWER WAS OFF FOR HH:MM
PRESS PROGRAM TO ACKNOWLEDGE
Power has been off. Press Program to acknowledge.
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