York YCUZ330A3, Установка, эксплуатация и обслуживание

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FORM 195.26-NM3
YORK INTERNATIONAL
35
“ENTRY” KEYS
GENERAL
The ENTRY key allows the user to change numerical
values programmed in as chiller setpoints, cut-outs,
clock, etc.
Numerical Keypad
The NUMERICAL keypad provides
all keys needed to program numeri-
cal values as required.
The “*” Key is used to designate
holidays when programming special start and stop times
for designated holidays in the SET SCHEDULE/HOLI-
DAY display.
Enter Key
The ENTER key must be pushed after any change is
made to setpoints, cut-outs or the system clock. Press-
ing this key tells the micro to accept the new values
into memory.
If this is not done, the new numbers entered will be
lost and the original values will be returned.
The ENTER key is also used to scroll through avail-
able data after any one of the following 4 keys is
pressed:
1
4
7
*
2
5
8
0
3
6
9
+/-
ENTER
26572A(D)
PROGRAM
SET SCHEDULE
/HOLIDAY
ENTRY KEYS
OPER
DATA
HISTORY
Cancel Key
The CANCEL key allows the user to change errors in
the data being programmed into memory.
When the CANCEL key is pressed, any data which
has been keyed in, but not entered, will be erased. The
original values will re-appear on the display and the
cursor will return to the first character to be programmed
in the display message.
AM/PM Key
The AM/PM key allows the user to change AM/PM
while programming the correct time in the SET TIME
display. The same key allows changing the AM/PM
schedule while programming daily chiller start and stop
times in the SET SCHEDULE/HOLIDAY display.
Advance Day Key
The ADVANCE DAY key advances the day when the
SET TIME display is being programmed. The day is
normally advanced to correspond to the current day of
the week. The day will advance a day at a time, each
time the key is pressed.
CANCEL
AM/FM
ADVANCE
DAY