Trane R Series Installation Operation & Maintenance page 63

Air-cooled helical rotary liquid chillers
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63
Controls Interface
Its tab, thereby making it look like a part of the current folder (as would an open
folder in a file cabinet). The user selects a screen of information by touching the
appropriate tab.
Display Screens Basic Screen Format
The basic screen format appears as:
The file folder tabs across the top of the
screen are used to select the various
display screens.
Scroll arrows are added if more file
tabs (choices) are available. When the
tabs are at the left most position, the
left navigator will not show and only
navigation to the right will be possible.
Likewise when the right most screen
is selected, only left navigation will be
possible.
The main body of the screen is used
for description text, data, setpoints, or
keys (touch sensitive areas). The Chiller
Mode is displayed here.
The double up arrows cause a page-
by-page scroll either up or down. The
single arrow causes a line by line scroll
to occur. At the end of the page, the
appropriate scroll bar will disappear.
A
double
arrow
pointing
right indicates more information is
available about the specific item on
that same line. Pressing it will bring
you to a subscreen that will present
the information or allow changes to
settings.
The bottom of the screen (Fixed
Display) is present in all screens and
contains the following functions. The
left circular area is used to reduce the
contrast/ viewing angle of the display.
The right circular area is used to
increase the contrast/viewing angle of
the display. The contrast may require
re-adjustment at ambient temperatures
significantly different from those present
at last adjustment.
The other functions are critical to
machine operation. The AUTO and
STOP keys are used to enable or
disable the chiller. The key selected is
in black (reverse video). The chiller will
stop when the STOP key is touched
and after completing the Run Unload
mode.
Touching the AUTO key will enable the
chiller for active cooling if no diagnostic
is present. (A separate action must be
taken to clear active diagnostics.)
to
the
The AUTO and STOP keys, take
precedence over the Enter and Cancel
keys. (While a setting is being changed,
AUTO and STOP keys are recognized
even if Enter or Cancel has not been
pressed
RTAC-SVX002A-EN

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