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88
YORK INTERNATIONAL
PROGRAM KEYS
PROGRAM KEY -
USER PROGRAMMABLE VALUES
GENERAL
Pushing the PROGRAM key allows the user to program
21 system operating values. These values include cut-
out points for safeties, anticipatory unload points to avoid
faults, and anti-recycle timer duration.
After the PROGRAM key is pressed, the micro will first
respond by displaying the following message:
Press the ENTER key to access the first programmable
display.
As the 21 values are displayed, they may be repro-
grammed using the 12 Entry keys. New values will be
programmed into memory when the ENTER key is
pushed. The ENTER key must also be used to advance
the display on which the operator views the 21
programmable values.
Each time the ENTER key is pushed, the display will
advance to the next programmable value.
Some programmable values are password protected due
to their critical nature. These are identified by the absence
of the cursor when the display is viewed. Programmable
values not password protected are identified by the
presence of the cursor under the first digit of the numerical
value. Non password protected values may be keyed in
by simply typing a new value and pressing the ENTER
key to program the new value into memory. Failure to
press ENTER will cause the new value to be lost.
To reprogram password protected values where the
cursor does not appear, the PROGRAM key must first be
pressed. The micro will respond by displaying the
following message:
To access the password protected values, key in the 4
digit code “7396” and press ENTER.
As “7396” is being keyed in, the display will show the digits
as
Þ
s. See below:
Pressing ENTER, displays the first programmable value.
Access to password protected values is indicated by the
cursor positioned at the first digit of the numerical value.
A new value may be keyed in for each value and placed
into memory by pressing ENTER. After a new value is
entered, the display will advance to the next
programmable display.
FIG. 26 – PROGRAM KEY
28164A
P R O G R A M
M O D E
P R O G R A M
M O D E
P R O G R A M
M O D E
Q
Q
Q
Q
Q Q
Q
Q
Q
Q Q
Q
Q
Q
Q Q
Q
Q
Q
Q
PROGRAM
KEY
Содержание Millennium YCAS 216X
Страница 11: ...FORM 201 10 NM1 11 YORK INTERNATIONAL YCAS 140 246 DIMENSIONS English LD01444 LD01446...
Страница 13: ...FORM 201 10 NM1 13 YORK INTERNATIONAL YCAS 140 246 DIMENSIONS SI LD01440 LD01442...
Страница 15: ...FORM 201 10 NM1 15 YORK INTERNATIONAL YCAS 216X 266X DIMENSIONS English LD01454 LD01454...
Страница 17: ...FORM 201 10 NM1 17 YORK INTERNATIONAL YCAS 216X 266X DIMENSIONS SI LD01450 LD01448...
Страница 33: ...FORM 201 10 NM1 33 YORK INTERNATIONAL 28514A FILTER DRYER LIQUID STOP VALVE...
Страница 37: ...FORM 201 10 NM1 37 YORK INTERNATIONAL LD01285 FIG 3 SCREW CHILLER REFIGERANT FLOW DIAGRAM...
Страница 54: ...54 YORK INTERNATIONAL FIG 9 SYSTEM WIRING YCAS 140 246 CONNECTION DIAGRAM SYSTEM WIRING LD01466 D...
Страница 59: ...FORM 201 10 NM1 59 YORK INTERNATIONAL FIG 11 CONTINUED LD01465 D...
Страница 60: ...60 YORK INTERNATIONAL FIG 12 CONNECTION DIAGRAM WYE DELTA YCAS 140 246 CONNECTION DIAGRAM WYE DELTA LD01458 D...
Страница 61: ...FORM 201 10 NM1 61 YORK INTERNATIONAL FIG 12 CONTINUED LD01458 D...
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