Trane CVGF-SVU02B-E4 Operation And Maintenance Manual page 16

Figure 9. Immediate shutdown to stopped or run inhibit
Immediate shutdown non-latching diagnostic
Immediate shutdown latching diagnostic
Panic stop
Shutting down
Running
Close IGV
(0-50 seconds)
Post Lube:
(1 minute)
Evaporator pump off
delay not performed for
immediate shutdown
De-energize
compressor
Confirm no compressor currents 8
seconds after compressor is de-
energized
De-energize condenser
water pump
16
General
Information
Post lube complete
Shutting down
De-energize oil pump
Confirm no oil pressure*
5 minutes after oil pump is de-energized
De-energize evaporator
water pump relay
*Note: No oil pressure when oil differential pressure switch is open.
Shutting down
Run Inhibit
Stopped
Run Inhibit or
Stopped
Post lube and evaporator
pump off delay complete
CVGF-SVU02B-E4