Johnson Controls YORK Tempo YLAA Series, Installation Operation & Maintenance

Page: 139 / 192

FORM 150.72-NM1 (1020)
139
JOHNSON CONTROLS
7
Displays the programmed Fan On Pressure.
`
Displays the programmed Fan Off Differential.
Displays the programmed High Current Trip Voltage.
Displays the programmed High Current Trip Voltage.
Indicates the Pump Control option is selected.
Displays the Leaving and Return chilled Liquid
Temperature at the time of the fault.
Displays the programmed Setpoint and Range, if
the chiller is programmed for leaving chilled liquid
control.
Displays the programmed Setpoint and Range, if the
chiller is programmed for return chilled liquid control.
Displays the Ambient Temp. at the time of the fault.
Displays which system is in the lead at the time of the
fault.
F A N C O N T R O L O N
P R E S S U R E = X X X P S I G
F A N D I F F E R E N T I A L O F F
P R E S S U R E = P S I G
S Y S 1 T R I P V O L T S
= X . X V O L T S
S Y S 2 T R I P V O L T S
= X . X V O L T S
Y O R K H Y D R O
K I T P U M P S = X
L C H L T = X X X . X ° F
R C H L T = X X X . X ° F
S E T P O I N T = X X X . X ° F
R A N G E = + / - ° F
S E T P O I N T = X X X . X ° F
R A N G E = + X X . X ° F
A M B I E N T A I R T E M P
= X X X . X ° F
L E A D S Y S T E M I S
S Y S T E M N U M B E R X
Displays the type of chilled liquid control; Leaving or
Return.
Displays the type of lead/lag control; Manual System 1,
Manual System 2 or Automatic. This is only selectable
on 2-system chillers.
Displays the type of fan control; Discharge Pressure or
Ambient and Discharge Pressure.
Displays whether Manual Override was Enabled or
Disabled.
Displays type of Current Feedback utilized.
Displays whether the optional European Soft Start was
installed and selected.
Displays the programmed Discharge Pressure Cutout.
Displays the programmed Suction Pressure Cutout.
Displays the programmed Low Ambient Cutout.
Displays the Leaving Liquid Temp. Cutout
programmed.
C O N T R O L M O D E
L E A V I N G L I Q U I D
L E A D / L A G C O N T R O L
X X X X X X X X
F A N C O N T R O L
D I S C H A R G E P R E S S U R E
M A N U A L O V E R R I D E M O D E
X X X X X X X X X
C U R R E N T F E E D B A C K
X X X X X X X X X X X X X X X X
S O F T S T A R T
X X X X X X X
D I S C H A R G E P R E S S U R E
C U T O U T = X X X X P S I G
S U C T I O N P R E S S U R E
C U T O U T = X X X X P S I G
L O W A M B I E N T T E M P
C U T O U T = X X X . X ° F
L E A V I N G L I Q U I D T E M P
C U T O U T = X X X . X ° F