Table 2-3. Main Control Panel Controls and Indicators
(Item numbers are keyed to Figure 2-4)
Control or Indicator
SYSTEM MODE SWITCH
in the SYSTEM ON position, this switch allows operation as
selected by the OPERATION MODE switch. In the SYSTEM
SHUTDOWN position, this switch initiates a flush from the
clean/flush tank and stops the high pressure pump and
booster pump when the flush is complete.
SWITCH (THREE POSITION)
RAW WATER PUMP ON
CHEMICAL PUMPS ON
BOOSTER PUMP ON
HIGH PRESSURE PUMP ON
Green light ON when the system switch is set to
normal ON for operation.
Green light ON when normal operation has been stopped
and automatic flush cycle has been started.
In FILTER NORMAL position, this switch sets all automatic
valves to the normal operating position, In the FILTER
BACKWASH position it sets all valves to the filter backwash
initial positions and starts the automatic backwash steps.
In the SYSTEM CLEAN position it sets all automatic
valves for chemical cleaning,
Green light ON when in normal operating mode,
Green light ON when in filter backwash mode.
Green light ON when in system clean mode.
The control mode selected will only proceed after the
INITIATE button is pushed.
Starts automatic valve switching after OPERATION MODE
switch has been changed from one mode to another,
or at start-up after SYSTEM MODE switch is set to
Pumps cannot be started until INITIATE has been pushed
when restarting after a shutdown.
Green light indicates that the on/off switch for the air
compressor is in the ON position, Compressor will go on
and off automatically to keep air pressure of 1545 to 1775
psi (10,660.5 to 12,247.5 kPa) in the air reservoir tank.
Green light ON when raw water pump is running.
Green light ON when chemical pumps have power
to be operated,
Green light ON when feedwater booster pump is running.
Green light ON when high pressure pump is running.
ON/OFF two position selector switch. ON position allows
compressor operation in response to automatic controls,