York YK Style H - Page 72

Table 57: Programmable
Button Description
[VGD] Auto This key puts the VGD into automatic control mode.
Set 100% VGD
Pressed during the VGD calibration routine to indicate that the VGD is physically at the
100% position.
Set 0% VGD
Pressed during the VGD calibration routine to indicate that the VGD is physically at the
0% position.
Table 58: Navigation
Button
V09 software
and earlier
V10 and later
with YORK
Chiller Access
Manager
Description
Home Service JCI Service Returns the user to Home Screen.
VGD Service JCI Service Returns the user to Variable Geometry Diffuser Screen.
Model YK Style H Centrifugal Liquid Chillers with OptiView Control Center72