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Page 69
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Appendix A2
M561-00-880 Issue C
Alarm 57.12
DP E/C Temp High
See manual
The dry pump end cover
temperature has reached the
maximum allowed so the system
has stopped.
See Warning 57.11 for causes and
actions.
Alarm 62.12
MB E/C Temp High
See manual
The booster end cover
temperature has reached the
maximum allowed so the booster
has stopped.
Refer to
Section 4.5
to determine
the temperature that triggered
the alarm.
See Warning 62.11 for causes and
actions.
Alarm 63.12
DP Temp High
See manual
The dry pump internal
temperature has reached the
maximum allowed so the system
has stopped.
See Warning 63.11 for causes and
actions.
Alarm 70.12
DP Temp 2 High
See manual
The dry pump temperature has
reached the maximum allowed so
the system has stopped.
Refer to
Section 4.5
to determine
the temperature that triggered
the alarm.
See Warning 70.11 for causes and
actions.
Alarm 84.12
Exh Temp High
See manual
The exhaust pipe temperature has
reached the maximum allowed so
the system has stopped.
See Warning 84.11 for causes and
actions.
Alarm 174.10
Booster Stopped
See manual
Booster speed too low - rotor is
probably locked.
Contact Edwards
Alarm 176.01
MB INV xxxx yyyy
xxxx yyyy
aaaaaaaaaaaaaaaa
Booster Inverter has raised an
alarm and stopped the system.
Refer to
A2.3
for more
information.
Alarm 176.01
MB Not Running
See manual
Booster Inverter will not start up
when requested.
Check inverter fault history.
Alarm 176.13
No MB Inv Comms
See manual
The pump controller cannot
communicate with the booster
inverter during start-up checks.
Check the wiring between the
pump controller and the booster
inverter.
Alarm 184.10
Dry Pump Stopped
See manual
The dry pump speed is very low.
The rotor might be locked.
Cycle the power to the pump and
attempt to re-start. If this fails,
contact Edwards.
Alarm 186.01
DP INV xxxx yyyy
xxxx yyyy
aaaaaaaaaaaaaaaa
Dry Pump Inverter has raised an
alarm and stopped the system.
Refer to
A2.3
for more
information.
Alarm 186.01
DP Not Running
See manual
Dry Pump Inverter will not start up
when requested.
Check inverter fault history.
Alarm 186.13
No DP Inv Comms
See manual
The pump controller cannot
communicate with the dry pump
inverter during startup checks
Check the wiring between the
pump controller and the dry pump
inverter
Alarm 196.01
DP Inv xxxx yyyy
Diag aaaa bbbb
/zzzzzzzzzzzzzzz
DP 2nd Dry Pump Inverter has
raised an alarm and stopped the
system.
Refer to
A2.3
for more
information.
Alarm 196.13
No DP Inv Comms
See manual
The pump controller cannot
communicate with the dry pump
2nd inverter.
Check the wiring between the
pump controller and the dry pump
inverter.
Alarm 314.12
Speed Too Low
Do Not Restart /
Contact Service
The pump rotational speed is at
least 30% less than demand for
more than 3 minutes.
Perform mechanical check of
rotation and bearings before
attempting to restart.
Table A16 - Alarms (continued)
Warning Message
on PDT
'Action' Message on
PDT
Possible Cause
Action
