York YCAL0012EC, Installation Operation & Maintenance

Page: 114 / 166

JOHNSON CONTROLS
114
FORM 150.66-NM2
ISSUE DATE: 09/25/2020
SECTION 7 - UNIT CONTROlS
Displays status of the Evaporator Pump and Heater at
the time of the fault.
Displays whether Remote Chiller Control was active
when the fault occurred.
This is only displayed when the Current Feedback
Option is one per unit.
Displays which Compressors were running in the system
when the fault occurred.
Displays the system run time when the fault occurred.
Displays the system Suction and Discharge Pressure of
the time of the fault.
Displays the System Suction Temp and Saturated
Suction Temp when an EEV is installed.
Displays the EEV signal % and Suction Superheat when
an EEV is installed.
System Inlet cooler temperature will be displayed only
on R-407c units.
Displays whether the System Liquid Line Solenoid
or Hot Gas Solenoid was energized at the time of the
fault.
Displays the number of Fan Stages in the system active
at the time of the fault.
Displays the system Amperage (calculated approximately)
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 micro is programmed as one CURRENT
FEEDBACK ONE PER UNIT under the program key, the
display will be the first display prior to the SYS 1 info. If
the micro is programmed for CURRENT FEEDBACK
NONE, no current display will appear.
Displays for System 1 starting with SYS 1 NUMBER
OF COMPS RUNNING X through SYS 1 AMPS =
XXX.X VOLTS = X.X will be displayed.
Further explanation of the above displays is covered
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 the ↓ (DOWN) arrow key.
After pressing the HISTORY key, the display safety
shutdown message will be displayed.
After the ↓ (DOWN) arrow key is pressed, the software
version will appear.
E V A P P U M P I S X X X
E V A P H E A T E R I S X X X
A C T I V E R E M O T E C T R L
X X X X
U N I T A C T U A L A M P S
= X X X . X A M P S
S Y S 1 S P = X X X X P S I G
D P = X X X X P S I G
S Y S 1 R U N T I M E
X X - X X - X X - X X D - H - M - S
S Y S 1 C O M P S T A T U S
1 = X X X 2 = X X X 3 = X X X
S Y S 1 L L S V I S X X X
H O T G A S S O L I S X X X
S Y S 1 C O O L E R I N L E T
R E F R I G T E M P = X X X . X ° F
S Y S 1 S U C T = X X X . X ° F
S A T S U C T = X X X . X ° F
S Y S 1 E E V = X X X . X %
S U C T S H E A T = X X X . X ° F
S Y S 1 F A N S T A G E X X X
S Y S 1 A C T U A L A M P S
= X X X . X A
M P S
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 )
S O F T W A R E V E R S I O N
C . M M C . 0 3 . 0 6