Johnson Controls YORK YK MaxE, Operation Manual

Page: 107 / 184

FORM 160.54-O1
107
JOHNSON CONTROLS
prograMMaBLe
Set Date
Access Level Required : OPERATOR
Allows the user to specify the present date. This value is
critical 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 & 031-02430-001 Microboard only
Change Settings
Access Level Required: OPERATOR or higher
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. Service Technicians
refer to YORK Service Manual 160.54-M1.
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. Service Technicians refer to YORK Service
manual 160.54-M1.
Anti-Recycle
Access level Required : SERVICE
Allows a Service Technician to Enable or Disable the
anti-recycle timer. Service Technicians refer to YORK
Service manual 160.54-M1.
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
(electric motor) or Enhanced (15 minutes–Steam
Turbine applications). When Standard is selected, the
duration depends on the Software used. With version
C.OPT.01.16.XXX (and later), the duration is program-
mable using the Coastdown Time setpoint below. With
earlier software versions, the duration is fixed at 150
seconds. Service Technicians refer to YORK Service
manual 160.54-M1.
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