York YLAA0195HE, Manual, Page: 153 / 206

153
JOHNSON CONTROLS
FORM 150.72-NM3 (1020)
ISSUE DATE 10/05/2020
SECTION 7 – UNIT CONTROLS
7
The ENTRY keys allows the user to view, change
programmed values. The ENTRY keys consist of an ↑
(UP) arrow key, ↓ (DOWN) arrow key, and an ENTER/
ADV key.
Up and Down Arrow Keys
Used in conjunction with the OPER DATA, HISTORY,
COOLING SETPOINTS, SCHEDULE/ADVANCE
DAY, OPTIONS and CLOCK keys, the ↑ (UP) and
↓(DOWN) arrow keys allow the user to scroll through
the various data screens.
Refer to the section on
“DISPLAY/PRINT ” keys for specific information on the
displayed information and specific use of the ↑ (UP) and
↓ (DOWN) arrow keys.
The ↑ (UP) arrow key, and ↓ (DOWN) arrow key are also
used for programming the control panel such as changing
numerical or text values when programming cooling
setpoints, setting the daily schedule, changing safety
setpoints, chiller options, and setting the clock.
“ENTRY” KEYS
Enter/ADV Key
The ENTER/ADV key must be pushed after any change
is made to the cooling setpoints, daily schedule, safety
setpoints, chiller options, and the clock. Pressing this key
“enters” the new values into memory. If the ENTER/
ADV key is not pressed after a value is changed, the
changes will not be “entered” and the original values
will be used to control the chiller.
Programming and a description on the use of the ↑ (UP)
arrow key, and ↓ (DOWN) arrow, and ENTER/ADV
keys are covered in detail under the SETPOINTS and
UNIT keys.
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