York YHAU-CW Manual page 121

FORM 155.31-ICOM2.EN.UL
ISSUE DATE: 12/21/2018
The Cooling Water section shows you:
In Temp.: temperature of the cooling water measured
as it enters the absorber.
Out Temp.: temperature of the cooling water mea-
sured as it leaves the condenser.
Ref. Temp.: temperature of the refrigerant in the evap-
orator.
Abs. Temp.: temperature of the diluted solution in the
absorber.
HG Temp.: temperature of the concentrated solution
in the high temperature generator.
HG Press.: pressure in the high temperature generator.
HG Concent.: concentration of the concentrated solu-
tion in the high temperature generator.
Ctrl. Valve: percentage that the valve is open.
JOHNSON CONTROLS
There are two sets of buttons on the right side of the
screen. The first set gives you access to information
about past occurrences. For instance, if you press the
3 times ago button, you will see the settings as they
appeared 3 events ago. You can see up to 6 past events.
The buttons in the History Menu section allow you to
move between the various screens:
Hourly Operation: Press this button to access the
Hourly Operation History screen.
Minutely Operation: Press to view the Minutely Op-
eration History screen.
Failure: Press this button to see the Failure History
screen.
Alarm: Press to see the Alarm History screen.
To move to another screen, press the any of the avail-
able buttons along the bottom of the screen.
SECTION 6 – OPERATION
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