Date / Time And Schedule Keys; Figure 141 - Date / Time And Schedule Keys - York YCIV0157 Installation Operation & Maintenance

Air-cooled screw liquid chillers
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Section 8 - Micropanel

Figure 141 - Date / time and schedule keys

Date/time key operation
When the DATE/TIME key is pressed, the chiller mi-
croprocessor will display the date and the time. This
feature is useful and required for using the Daily
Schedule. It is also a valuable tool for troubleshooting
to allow a technician to determine the time of the fault,
which is stored in the history memory buffers. When
the DATE/TIME key is pressed, the first display screen
shown below will be displayed:
CLOCK FRI 18-JUN-2005 10:15:33 AM
DAY OF WEEK ◄ ►
Whenever any changes are made, the  (ENTER) key
must be pressed to store the data.
Pressing the ▲ or ▼ (ARROW) keys allows scrolling
to the next programmed item. Pressing the ▼ (DOWN
ARROW) key scrolls to the next item that can be pro-
grammed and the ▲ (UP ARROW) key scrolls to the
previous item.
The day of the week is the first display and can be
changed by pressing either the ◄ or ► (LEFT OR
RIGHT ARROW) key to select the day. After the day is
selected, the  (ENTER) key must be pressed to store
the data.
270

Date / time and schedule keys

= XXX
CLOCK FRI 18-JUN-2005 10:15:33 AM
DAY OF MONTH
Pressing the ▼ (DOWN ARROW) key again scrolls to
the day of the month:
CLOCK FRI 18-JUN-2005 10:15:33 AM
DAY OF MONTH
The day of the month can be selected by keying in the
numerical value to select the day. After the day of the
month is selected, the  (ENTER) key must be pressed
to store the data.
A "0" must be typed in to select dates for
days of the 1st through the 9th.
Pressing the ▼ (DOWN ARROW) key again scrolls
to month:
CLOCK FRI 18-JUN-2005 10:15:33 AM
MONTH ◄ ►
Form 201.23-NM2
Issue date: 12/19/2023
DATE/TIME
KEY
SCHEDULE
KEY
LD10605
= XX
= XX
= XX
Johnson Controls

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