Head Pressure Control Screen - York YK-EP Operation And Maintenance Manual

Head pressure control screen

Figure 11: Head pressure control screen
This screen displays all parameters related to the Head Pressure Control feature. It also allows for
setting of the setpoints applicable to this feature.
If equipped with this optional feature, it must be enabled on the SETUP Screen. Once enabled, this
screen is accessible from the CONDENSER Screen.
The condenser water flow animation will show flow when the Condenser Liquid Flow Switch senses
flow is present.
A complete explanation of the Head Pressure Control feature are explained in the OptiView Control
Center Service Manual.
Note: Requires a login access level of SERVICE.
Table 19: Display only fields
Field/LED name
Entering Condenser Liquid
Temperature
Leaving Condenser Liquid
Temperature
Head Pressure
36
Description
Displays the temperature of the liquid as it enters the standard
condenser tube bundle.
Displays the temperature of the liquid as it leaves the standard
condenser tube bundle.
Displays the pressure difference between the condenser and
evaporator (condenser minus evaporator).
YK-EP Style B Centrifugal Chiller