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FORM 160.72-O1 (810)
figure 29 -
OPTIONS SCREEN
overvieW
This screen is the top level of the general configura-
tion parameters. It allows programming of the time and
date, along with specifications as to how the time will
be displayed (12 or 24 hour format). In addition, the
chiller configuration, as determined by the state of the
Microboard Program Jumpers and Program Switches
is displayed. A qualified Service Technician, following
instructions in Service Instructions (Form 160.72-Ml),
establishes this configuration per the desired operation.
This screen also serves as a gateway to more subscreens
for defining general system parameters
displaY onlY
drive Type
Displays Electric or Steam
liquid Type
Displays Water or Brine
refrigerant selection
Displays R-22, and R134a
hot gas Bypass
Displays Disabled or Enabled
JOHNSON CONTROLS
opTions sCreen
subcooler valve
Displays Disabled or Enabled
interstage valve
Displays Disabled or Enabled
Compressor stages
Displays 2 or 3
vibration detection
Displays Disabled or Enabled
Digital input from a vibration monitor
Chilled liquid pressure sensor Type
None – Gauge - Differential
Condenser Water pressure sensor Type
None – Gauge - Differential
Compressor oil Cooler Water Temperature
sensor
Displays Disabled or Enabled
Depending on existence of sensor
3
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