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S9381A INTEGRATED BOILER CONTROL OPERATION AND ADJUSTMENTS
S9381A control has a number of user adjustable
parameters as shown in Table 8.
Table 8 - User Parameters
Adjusting Settings
To discourage unauthorized changing of settings, a
procedure to enter the adjustment mode is required.
To enter the adjustment mode, press the UP, DOWN,
and I buttons simultaneously for three seconds. Press
and release the I button until the parameter requiring
adjustment is displayed.
Then press the UP or DOWN button until the parameter has
reached the desired value. After 60 seconds without any
button inputs, the control will automatically return to the
READ mode.
Display
In RUN mode, status items and parameters are viewable.
To read settings, press and release the I Key to fi nd the
parameter of interest. For example, press and release
I until setpoint (sp) is displayed, followed by a three-
digit number, i.e., 220, followed by °F or °C. See Display
Readout, Figure 25 .
Figure 25 - Display