Figure 45 - Hourly Operation History Screen By Hours - York YHAU-CW Manual

SECTION 6 – OPERATION

FIGURE 45 - HOURLY OPERATION HISTORY SCREEN BY HOURS

To view the Hourly Operation History screen, press the
Hourly Operation button in the History Menu screen
section of the Data screen.
The Hourly Operation History screen shows operation-
al information for the last 12 hours and contains the
following fields of information:
The heading of the screen includes the X time ago and
the Measured Date and Time. Buttons are available to
select measurements for up to 12 times ago, to cover
the 12 hour period.
The following information displays:
Operation: operation status of the chiller.
Ope. Method: selected operation method (local or re-
mote).
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HOURLY OPERATION HISTORY SCREEN
Sol. Pump: operation status of the solution pump.
Ref. Pump: operation status of the refrigerant pump.
Ope. Hours: how many hours the chiller has been op-
erating.
Ope. Freq.: how many times the chiller has started us-
ing the OPER. button or the remote start signal.
Fail. Freq.: how many times the chiller has had a fail-
ure alarm.
Alarm Freq.: how many times an alarm has been trig-
gered for the chiller.
Purge Freq.: how many times a purge has been per-
formed automatically.
FORM 155.31-ICOM2.EN.UL
ISSUE DATE: 12/21/2018
LD20079_UL
JOHNSON CONTROLS