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FORM 155.32-ICOM1.EN.GB
ISSUE DATE: 10/13/2017
AUTO/MANUAL Mode (RHW only)
The ability to choose between automatic and manual
mode is available when the controller is being used to
manage the residential hot water control valve. It is not
available for any other mechanism.
To access manual mode, press the Display button.
Then, press the Mode button. Hold it for at least 2 sec-
onds. The Lower Display will start to flash and MAn
appears.
Once the Lower Display changes and MAn appears,
release the Mode button. The information in the Lower
Display changes to the control output for the hot wa-
ter control valve. At this point, the information may be
changed.
Press the Up/Down arrow keys to change which of the
numbers are flashing. The one that flashes is the one
that can be changed. Use the Left arrow key to change
the value of the number.
Hot water control
valve opening (%)
Flashing digit
can be changed
FIGURE 49 - CHANGING INFORMATION IN MANUAL MODE
To return to automatic mode, press and hold the Mode
button for 2 seconds. The Lower Display will change
to Auto. Release the Mode button to change the dis-
play mode to normal.
JOHNSON CONTROLS
Target digit is
moved to left side
SECTION 6 – OPERATION
Control target is
changed
LD20940
123
6
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