90
AC-SVX003A-EN
Immediate Shutdown to Stopped or Run
Inhibit
The following diagram shows the transition from Running
through an Immediate Shutdown. The dashed lines on the
top attempt to show the final mode if stop is selected via
various inputs.
Figure 36. Sequence of events: immediate shutdown to stopped or run inhibit
Chiller Level Diagnostic – Immediate Shutdown Non-Latching
Chiller Level Diagnostic – Immediate Shutdown Latching
Front Panel Immediate Shutdown
Run Inhibit
or
Stopped
Compressor Deceleration Time
De-Energize Evaporator
Water Pump Relay
StoppedShutting Down
One or More
Running
Compressors
Send Stop Command to
All Running Compressors
Energize All Heaters
Fully Close Both EXVs
Turn Off All
Running Circuits
Condenser Fans
Start-up and Shutdown
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