Watts R44-24-1111000 - Manual (Page 18)

Select Button: This button is used to select a function or parameter so that it can
be reviewed or changed.
Up Arrow. This button increases the value of, or advances to the next option of,
the function selected.
Down Arrow. This button decreases the value of, or advances to the next option
of, the function selected.
Accept Button: Pressing this button causes the controller to store current values or
options in memory.
Alarm Reset Button: This button is used to reset the system after a shut down due
to; low pressure or overload.
Key Switch: This switch which serves as a master power switch. When the
system is turned on the key may not be removed. If the system is turned off the
key may be removed.
G. Indicators (see Figure 1)
Multi Function Display: This is a back-lit liquid crystal display. It provides
information to the operator regarding water quality, system options, etc.
There are six individual LED's to indicate the following conditions:
(See Front View drawing)
On: Indicates when the system is on.
Overload: Indicates that the system has shut down due to an overload condition
on one of the outputs.
Low Quality: Indicates that the quality of the water is below the setpoint.
Tank Full: Indicates when the system is shut down due to a full storage tank. The
system will only shut down in the tank feed mode
Pretreatment Interlock: Indicates when the system is shut down due to external
pretreatment equipment.
Low Pressure: Indicates that the system has shut down due to low pump feed
pressure.