FORM 160.55-O1 (920)
61
YORK INTERNATIONAL
PROGRAMMABLE
Set Date
Access Level Required
: OPERATOR
Allows the user to specify the present date. This value is criti-
cal to logging system shutdowns accurately and for utilizing
the scheduling capabilities. When prompted to enter a date
value, the user must enter the day, month and four-digit year
(using leading zeroes as necessary). If within range, the value
will be accepted. If out of range, the user is prompted for the
information again. At this point the user may retry the date
entry or cancel the programming attempt.
Set Time
Access Level Required
: OPERATOR
Allows the user to specify the present time. This value
is critical to logging system shutdowns accurately and
for utilizing the scheduling capabilities. When prompted
to enter a time value, the user must enter the hour and
minute desired (using leading zeroes as necessary). If
the chiller is presently set to 24-hour mode, the time
must be entered in the 24-hour format. Otherwise, the
user must also select AM or PM for the entered time. If
out of range, the user is prompted for the information
again. At this point the user may retry the time entry or
cancel the programming attempt.
Clock (Enabled / Disabled)
Access Level Required
: OPERATOR
Allows the user to enable or disable the real-time clock in
order to conserve battery life. The clock will be disabled
during manufacturing and must be enabled at system com-
missioning. In addition, when preparing for prolonged
shutdown the clock should once again be disabled.
12/24 Hr
Access Level Required
: OPERATOR
Allows the user to specify the format in which the time
will be presented to the user. This setpoint will affect the
display of the time on the chiller panel and on all reports
generated. 12-Hour time format will include the
AM
and
PM
modifiers and show the range of time between 1:00
and 12:59, while the 24-Hour time format will show the
range of time between 0:00 and 23:59.
. 031-02430-000 Microboard only
Change Settings
Access Level Required:
OPERATOR
Used to enter the following setpoints. Pressing this key
places a green selection box around the first changeable
setpoint. The access level determines which setpoints
can be changed. Use the ▲ and ▼ keys to place the
selection box around the desired setpoint. With the
setpoint selected, press the ENTER (√) key. A dialog
box appears with the range of settings.
Chilled Liquid Pump Operation
Access Level Required:
SERVICE
Allows a Service Technician to select chilled liquid
pump control contacts (I/O Board TB2-44/45) operation
as either Standard or Enhanced.
Motor Drive Type
Access Level Required:
SERVICE
Allows a Service Technician to enter the applied com-
pressor motor type as either electro-mechanical (EM),
Solid State Starter (SSS-Mod A), Solid State starter
(SSS – Mod B), Variable Speed Drive-60Hz or Variable
Speed Drive-50Hz.
Anti-Recycle
Access level Required:
SERVICE
Allows a Service Technician to Enable or Disable the
anti-recycle timer.
Power Failure Restart
Access Level Required:
OPERATOR
Allows the user to select Manual or Automatic restart
after power failure.
Coastdown
Access Level Required:
SERVICE
Allows a Service Technician to select either Standard
(150 seconds) or Enhanced 15 minutes –Steam Turbine
applications).
Pre-Run
Access Level Required:
SERVICE
Allows Service Technician to select either Standard (30
seconds) or Extended (180 seconds)
NAVIGATION
Home
Access Level Required
: VIEW
Causes an instant return to the Home Screen.
Schedule
Access Level Required
: VIEW
Moves to the subscreen allowing definition of the chiller
operation schedule.
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