4-6
122997-341
Operator Manual
Washer Operation
>> pH analyzer checks to see if value is within limits. Display
shows:
CHECKING pH
pH = XX.XXX
>>
If pH is too low while injecting,
acid Neutralizer is injected
to compensate. Display shows:
pH TOO LOW
INJECTING ACID NEUT.
>> Water-Acid neutralizer solution is mixed. Display shows:
pH TOO 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
(all units). Display shows:
CYCLE 10
128.5F
HEADER DRAIN
T= 1:00
>> Sump water is pumped to drain. Display shows:
CYCLE 10
128.5F
PREWASHDRAIN
T= 1:00
>> Water still present in sump is gravity-drained (option).
Displays shows:
CYCLE 10
128.5F
GRAVITY DRAIN
T= 1:00
•
ALKALINE WASH PHASE
>> Hot water, from alkaline wash tank, fills sump. If temperature
is guaranteed, actual sump temperature alternates with
guaranteed set temperature. Display shows:
CYCLE 10
(G=)137.4F
ALK. WASH FILL
T= 2:00
NOTE: Control alternates between these display screens every
four seconds during recirculation. Displayed time only counts
down when solution temperature is equal or greater than
setpoint.
>> Water is heated while recirculating (CONDUCTIVITY
OPTION ONLY). If temperature is guaranteed actual sump
temperature alternates with guaranteed set temperature.
Display shows: