York YST Operation Manual page 69

FORM 160.67-O1
ISSUE DATE: 4/1/2015
When control source is set for ISN (op-
erations screen), a HP setpoint must be
maintained by the ISN system or HP
setpoint will revert to minimum setting.
prograMMable
Select pid (Slow roll/Min rated/rated/
position limit/horsepower limit)
Access Level Required: VIEW
This key selects the desired controller for which tun-
ing parameters will be programmed (if access level is
SERVICE).
JOHNSON CONTROLS
SECTION 2 - OPTIVIEW CONTROL CENTER INTRODUCTION
Change Settings
Access Level Required: SERVICE
This key enables the field selection cursor in the pres-
ently selected controller. The operator may then toggle
between the programmable data fields using the Cursor
Arrow keys.
navigaTion
home
Access Level Required: VIEW
Causes an instant return to the Home Screen.
Capacity Controls
Access Level Required: VIEW
Causes an instant return to the Capacity Controls
Screen.
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