York YCAL0022 User Manual

JOHNSON CONTROLS
168
FORM 150.67-NM1
ISSUE DATE: 4/28/2017
SECTION 7 – UNIT CONTROLS
S Y S X S P = X X X X P S I G
D P = X X X X P S I G
Displays the system Suction and Discharge Pressure of
the time of the fault.
S Y S X S U C T = X X X . X ° F
S A T S U C T = X X X . X ° F
Displays the System Suction Temperature and Satu-
rated Suction Temperature when an EEV is installed.
S Y S X L L S V I S X X X
H O T G A S S O L I S X X X
Displays whether the System Liquid Line Solenoid or
Hot Gas Solenoid was energized at the time of the fault.
S Y S X F A N S T A G E X X X
Displays the number of Fan Stages in the system active
at the time of the fault.
S Y S X A C T U A L A M P S
= X X X . X A M P S
Displays the System Amperage (calculated approxi-
mately) at the time of the fault.
For this message to appear, CURRENT FEEDBACK
ONE PER SYSTEM must be programmed under the
OPTIONS key. If the microprocessor is programmed
as one CURRENT FEEDBACK ONE PER UNIT un-
der the PROGRAM key, the display will be the first
display prior to the SYS 1 info. If the microprocessor is
programmed for CURRENT FEEDBACK NONE, no
current display will appear.
Displays for System 1 starting with SYS X NUMBER
OF COMPS RUNNING X through SYS X AMPS =
XXX.X VOLTS = X.X will be displayed first, fol-
lowed by displays for System 2.
Further explanation of the above displays are cov-
ered under the STATUS, OPER DATA, COOLING
SETPOINTS, PROGRAM, and OPTIONS keys.
Software Version
The software version may be viewed by first pressing
theHISTORYkeyandthenrepeatedlypressingthe↓
(DOWN) arrow key until you scroll past the first his-
tory buffer choice.
D I S P L A Y S A F E T Y S H U T -
D O W N N O . 1 ( 1 T O 6 )
Afterthe↓(DOWN)arrowkeyispressedagain,the
software version will appear.
C O N T R O L C. M X X. Z Z. Y Y
I / O C. M X X. 1 8. Y Y

York YCAL0022 Specifications

General

Brand	York
Model	YCAL0022
Category	Chiller
Language	English