AmeriWater 000-HS120, Operation & Maintenance Manual

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098-0007 Rev B
11 ALARMS
11.1 Fault Conditions Display
Alarm
ID
Fault Condition Fault Description What to Check
000
Level Sensor
Error
Float switches were detected to
be in the same position (both
closed)
 Verify that float switches move
freely
 Verify that all connections are
tight
 Verify that the low level float
opens on rise and the high
level float closes on rise
001
Disinfection
Abort
User aborted a disinfection cycle
during the Preheat mode or
Dispensing mode. Alarm will be
logged in the alarm history but
will not be displayed on the
screen following a disinfection
*Alarm does not require a reset
by the user prior to starting
another disinfection cycle
002
Over
Temperature
Occurs when the tank
thermocouple detects a
temperature greater than the
Maximum Temperature
setting for at least 30 seconds
 Verify that the current tank
temperature is accurate using
a separate thermocouple
 Verify that the Maximum
Temperature setting is at
the default value of 197 F
 Verify that heating element is
not operating when system is
in standby. Green LED light on
SSR1 will be illuminated when
PLC output for heating
element is active
 Verify the Disinfection
Tempe Heater
Shutoff does not exceed the
Maximum Temperature

Verify that both wires for the
thermocouple (PLC input 7 &
8) are inserted securely and
are not touching