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Immediate Shutdown to Stopped or Run Inhibit
The figure below shows the transition from Running
through an Immediate Shutdown. The dashed lines on the
Figure 11. 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
One or More
Running
Compressors
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RTAF-SVX002D-EN
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Shutting Down
Compressor Deceleration Time
Economizer – EEV
and port loader close
Send Stop Command to
All Running Compressors
Energize All Heaters
Fully Close Both EXVs
Turn Off All
Running Circuits
Condenser Fans
Automatic Evaporator
Isolation Valve control
may close valve
top attempt to show the final mode if you enter the stop via
various inputs.
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Stopped
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De-Energize Evaporator
Water Pump Relay
Start-Up and Shutdown
Run Inhibit
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