Display messages
The status bar of the display contains a status line and, beneath it a details line. The status line
contains a message that describes the operating state of the chiller. For example, whether it is
stopped, running, starting, or shutting down. The details line displays warning, cycling, safety, start
inhibit, and other messages that provide further details of the status bar messages. The status
messages listed below are displayed on the status line. All other messages are displayed on the
details line. For convenience they are listed in alphabetical order.
To aid in the meaning of the message, messages are displayed in different colors as follows:
• Normal operation messages: Green
• Warning messages: Yellow
• Cycling shutdown messages: Orange
• Safety shutdown messages: Red
Warning messages scroll between all those standing. Shutdowns show at first occurrence.
Status messages
Table 93: Status messages
Message Description
CYCLING SHUTDOWN –
AUTO RESTART
The chiller is shut down on a cycling shutdown. The cause of the
shutdown is still in effect and is displayed on the details line of the status
bar. The chiller will automatically restart when the cycling condition
clears.
MBC STARTUP
A chiller start has been initiated. The MBC conditions are verified and
transitioned to levitate the driveline rotor (MBC Levitation Mode). The
progress of the MBC startup is described in the details line of the status
bar.
SAFETY SHUTDOWN –
MANUAL RESTART
The chiller is shut down on a safety shutdown. The cause of the
shutdown is still in effect and is displayed on the details line of the status
bar. The chiller can be started after the safety condition clears and the
Operator presses the clear fault button.
YMC
2
Mod B with OptiView Control Center
94
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