York MILLENNIUM, Руководство по эксплуатации

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YORK INTERNATIONAL
FORM 150.62-NM3
UNIT DATA
Operating Data Displays
The OPER DATA key gives the user access to many
unit and system operating parameters. Following is a
list of displayed operating data screens in the order that
they are displayed:
LCHLT = Leaving chilled liquid temperature and
RCHLT = Return chilled liquid temperature.
Condensing Unit Only – This display shows the dis-
charge air temperature of the leaving the evaporator.
This display will only be shown when the Control Mode
is programmed for Discharge Air.
Condensing Unit Only – This message shows the suc-
tion line temperature of the respective refrigerant sys-
tem. The temperature sensors for this function are op-
tional on all models.
Outside ambient air temperature.
System suction and discharge pressure.
These parameters are only available
when the optional Discharge Pressure
Transducers and Optional Suction
Transducers (some models) are in-
stalled on the chiller.
System accumulated run times for each system com-
pressor.
Some systems only have two compres-
sors and will only display such.
Unit load and unload timers. Refer to unit manual for
detailed loading and unloading scheme.
The cooling demand indicates the “step” of capacity
control the chiller control panel is controlling at. See
the chiller manual for details.
On two system units, this message indicates which sys-
tem is the lead.
Chiller evaporator pump contacts and evaporator heater
status.
The number of compressors commanded to run for a
particular system.
System run time in days, hours, minutes, seconds for
the current cycle.
System status of liquid line solenoid and hot gas sole-
noid (optional).
L C H L T = X X X . X ° F
R C H L T = X X X . X ° F
A M B I E N T A I R T E M P
= X X X . X ° F
S Y S X S P = X X X X P S I G
D P = X X X X P S I G
S Y S X H O U R S 1 = X X X X X
2 = X X X X X 3 = X X X X X
D I S C H A R G E A I R T E M P
= 5 7 . 4 ° F
S Y S X S U C T I O N T E M P
= 7 3 . 6 ° F
L O A D T I M E R X X X S E C
U N L O A D T I M E R X X X S E C
C O O L I N G D E M A N D
X O F X S T E P S
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
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
S Y S X N U M B E R O F
C O M P S R U N N I N G X
S Y S X R U N T I M E
X X - X X - X X - X X D - H - M - S
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
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