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Washer Operation Operator Manual 122997-341
NOTE: Control alternates between these display screens every
four seconds during recirculation. Displayed time only counts
down when solution temperature is equal to or greater than set-
point.
>> Final Rinse solution is recirculated through oscillating jet
system for programmed amount of time. If temperature is
guaranteed, actual sump temperature alternates with
guaranteed set temperature. Display shows:
CYCLE 10 (G=) 140.5F
FINAL RINSE T= 5.00
Printer records time and solution temperature in chamber
sump at beginning and end of recirculation:
F. RINSE 10:21:55A 141.5
10:26:55A 140.2
• CONTROLLER-DRIVEN pH NEUTRALIZATION (Option)
>> pH analyzer is initialized. Display shows:
STANDBY
NEUTRALIZINGSUMP
>> pH analyzer checks to see if value is within limits. Display
shows:
CHECKINGpH
pH=XX.XXX
>> If pH is too low while injecting, acid neutralizer is injected
to compensate. Display shows:
pH TOO LOW
INJECTINGACIDNEUT.
>> Water-Acid neutralizer solution is mixed. Display shows:
pHTOO LOW
MIXING WATER
>> If pH is too high while injecting, alkaline neutralizer is
injected to compensate. Display shows:
pH TOO HIGH
INJECTING ALK.NEUT.
>> Water-Alkaline neutralizer solution is mixed. Display shows:
pH TOO HIGH
MIXING WATER
>> Water contained in traveling spray header is sent to sump. If
temperature is guaranteed, actual sump temperature
alternates with guaranteed set temperature. Display shows:
CYCLE 10 (G=) 128.5F
HEADERDRAIN T= 1.00
>> Sump water is pumped to drain. If temperature is
guaranteed, actual sump temperature alternates with
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