JOHNSON CONTROLS
123
SECTION 6 – OPERATION
FORM 155.32-ICOM1.EN.GB
ISSUE DATE: 10/13/2017
6
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.
FIGURE 49 -
CHANGING INFORMATION IN MANUAL MODE
LD20940
Hot water control
valve opening (%)
Flashing digit
can be changed
Target digit is
moved to left side
Control target is
changed
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.
