Edwards GXS 160

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Appendix A3
M588-00-880 Issue E
A3.3.2 PDT alarms
If a PDT is fitted, each alarm triggers an alarm message to be displayed. Refer to Appendix A2.3 for more information
on how alarms are handled by the PDT.
Table A30 lists the alarm messages that might be displayed on the PDT with possible causes and actions that should
be taken.
Table A30 - Alarms
Alarm message on
PDT
‘Action’ message on
PDT
Possible cause Action
Alarm 1.01
Stop Activated
- - The emergency stop has
been activated.
- There is a fault with the
EMS circuit or the EMS link
plug has not been fitted or
has come disconnected.
- There has been a
brownout of the electrical
supply to the pump lasting
more than 1 second.
If the EMS button has been used
on the pump, refer to Section 4.8
to re-set it. Otherwise check and
reset the EMS circuit and re-start
the pump.
NOTE: the alarm message will
remain on the display until you
restart the pumping system.
Alarm message on
PDT
‘Action’ message on
PDT
Possible cause Action
Alarm 1.01
Sys Config Fault
- The pump system type has
not been set properly.
Contact Edwards for a service
engineer to configure the pump
system type correctly or replace
the pump controller electronics.
Alarm 39.12
Exh Press High
Exhaust Blocked
Service Pump
The Exhaust pressure has
reached maximum allowed.
Refer to Section 4.6 to determine
the exhaust pressure that
triggered the alarm.
See Warning 39.11 for causes and
actions.
Alarm 54.12
MB Temp High
See manual The booster temperature
has reached the maximum
allowed so the booster has
stopped.
Refer to Section 4.6 to determine
the temperature that triggered
the alarm.
See warning 54.11 for causes and
actions.
Alarm 55.12
DP Temp High
Or
Alarm 63.12
DP Temp High
See manual The dry pump temperature
has reached the maximum
allowed so the system has
stopped.
Refer to Section 4.6 to determine
the temperature that triggered
the alarm.
See warning 55.11 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 Appendix A3.4 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.