York YHAU-CL Series, Установка, эксплуатация и обслуживание

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JOHNSON CONTROLS
125
SECTION 6 – OPERATION
FORM 155.30-ICOM2.EN.UL
ISSUE DATE: 12/21/2018
6
DATE AND TIME
After you press the Date and Time button, the Date
and Time screen displays. Use the following procedure
to make changes.
1. Press the Change button.
2. Enter the correct date and time.
3. Press the
Set button to set the time.
4. Press the Start button to restart the clock.
If the clock is not keeping the correct time, use the fol-
lowing to fix it:
1. Press the Correct button to specify a correcting
amount (+ or -).
2. Press the Set button to update the time.
This calculated temperature is shown in Set Point as
the present target temperature. If remote set point set-
ting signal (4-20 mADC) is out of its range when you
press the REMOTE button, the Recording Sensor
Abnormal Alarm button lights. The target tempera-
ture changes to the Local setting.
See the figure below for more information.
LD20038
Setting
Base
Temp.
+
Remote
Setting
Diff.
Setting
Base
Temp.
4 mADC
Setpoint [°C]
Remote Setpoint Setting Signal
(4~20 mADC)
20 mADC
If a failure occurs, automatically move to the failure or
alarm screen.
For detailed information on how to change an entry
in one of these fields, see
Change Numeric Values on
page 104.
VALVE OPERATION
Control Valve Mode: Auto / Manual indicates wheth-
er the control valve is being operated automatically or
manually. To change to manual operation mode, press
and hold the Manual button for 3 seconds.
For detailed information on how to change the valve
position setting, see Change Numeric Values on page
104
.
Valve Position Setting:
shows the 3-way Valve Posi-
tion Setting, expressed as a percentage.
LD20029_UL
NOTE: When you enter the date informa-
tion, note that the format to use is: YYYY
/ MM / DD.
NOTE: To move to the Menu screen, set
the Control Valve Mode to Auto.
NOTE: The Valve Position Setting may be
changed ONLY when the Control Valve
Mode Manual button is pushed.