YVAA Style A Air-Cooled Screw Liquid Chillers ... - Johnson Controls
YVAA Style A Air-Cooled Screw Liquid Chillers ... - Johnson Controls
YVAA Style A Air-Cooled Screw Liquid Chillers ... - Johnson Controls
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FORM 201.28-NM1.1<br />
ISSUE DATE: 8/29/2012<br />
Condenser Fans<br />
SYS 1 CONDENSER FANS ON = X<br />
SYS 1 CONDENSER FANS ON = X<br />
VSD FAN SPEED XX.X V = XXX %<br />
This message displays the number of condenser fans<br />
ON or the optional VSD fan control speed signal to the<br />
inverter and the % of full speed.<br />
VI Step Solenoid<br />
SYS 1 VI STEP SOLENOID 1 = XXX<br />
VI STEP SOLENOID 2 = XXX<br />
This message displays whether the VI solenoids were<br />
ON or OFF at the time of the fault.<br />
Compressor #1 Run Time<br />
SYS 1 RUN TIME<br />
XX DAYS XX HOURS XX MINUTES XX SECONDS<br />
This message displays the system run time since the<br />
last start in days, hours, minutes, and seconds at the<br />
time of the fault.<br />
System #1 Run Signals<br />
SYS 1 RUN SIGNALS RELAY = XXX<br />
RUN PERM = XXX SOFTWARE = XXX<br />
This message displays the System Run Signal Relay<br />
(Relay Output Board) status, Run Permissive Input<br />
status, and the Internal Software (microprocessor command)<br />
ON/OFF Start status. The status of each will indicate<br />
either ON or OFF.<br />
System 2 Data<br />
Data for the system 2 at the time of the fault is displayed<br />
in the same sequence as the system #1 data.<br />
Compressor Operating Hours and Starts<br />
HOURS 1=XXXXX, 2=XXXXX<br />
START 1=XXXXX, 2=XXXXX<br />
This message displays compressor operating hours and<br />
compressor starts at the time of the fault.<br />
Chilled <strong>Liquid</strong> Setpoint Cooling Setpoints<br />
SETPOINTS<br />
LOCAL COOLING SETPOINT = XXX.X °F<br />
This message displays the programmed cooling<br />
setpoint at the time of the fault.<br />
SECTION 8 - MICROPANEL<br />
SETPOINTS<br />
LOCAL CONTROL RANGE = +/- X.X °F<br />
This message displays the programmed Control Range<br />
at the time of the fault.<br />
Remote Setpoint and Range<br />
SETPOINTS REMOTE SETPOINT = XXX.X °F<br />
REMOTE CONTROL RANGE = +/- X.X °F<br />
This message displays the remote setpoint and Control<br />
Range at the time of the fault.<br />
Maximum Remote Temperature Setpoint<br />
SETPOINTS<br />
MAXIMUM REMOTE TEMP RESET = XXX.X °F<br />
This message displays the maximum remote reset programmed<br />
at the time of the fault.<br />
Options<br />
Display Language<br />
OPTIONS DISPLAY LANGUAGE<br />
◄ ► XXXXXXXXXXXXXXXXXXXX<br />
This message displays the language selected at the time<br />
of the fault.<br />
Chilled <strong>Liquid</strong> Cooling Mode<br />
OPTIONS CHILLED LIQUID COOLING MODE<br />
◄ ► WATER COOLING<br />
This message displays the chilled liquid temperature<br />
mode (water or glycol) selected at the time of the fault.<br />
Local / Remote Control Mode<br />
OPTIONS CHILLED LIQUID COOLING MODE<br />
◄ ► GLYCOL COOLING<br />
This message indicates whether Local or Remote Control<br />
Mode was selected at the time of the fault.<br />
OPTIONS LOCAL / REMOTE CONTROL MODE<br />
◄ ► XXXXXXXXXXXXXXXXXXXXX<br />
When Remote Control Mode is selected, control of the<br />
Chilled <strong>Liquid</strong> Setpoint is from a remote device such<br />
as an ISN/BAS controller.<br />
JOHNSON CONTROLS 109<br />
8