Troubleshooting
62
333587D
P4C_
P3C_
Pump
Alarm or
Deviation
(user
selectable)
High Pressure P_ Measured
outlet pressure
greater than
desired outlet
pressure plus
tolerance
Incorrect pressure
tolerance
Enter correct pressure tolerance percentage
in setup screen.
Failed pressure
transducer
Check transducer, replace if failed.
Clog in fluid supply
system
Check hose and other components in fluid
supply system for clogs.
P6D_
Pump
Deviation
Outlet Pressure
Sensor P_
Outlet pressure
transducer not
connected
The outlet pressure
transducer is not
connected or faulty
Verify outlet pressure transducer is installed
and/or connected correctly. Replace if
necessary.
P6V_
Pump
Alarm
Valve Pressure
Sensor P_
Valve pressure
transducer not
connected.
The valve pressure
transducer is not
connected to the
driver or faulty
Verify valve pressure transducer is installed
and/or connected properly. Replace if
necessary.
P6X_
Pump
Alarm
Valve Pressure
Sensor
Valve pressure
transducer not
connected.
The valve pressure
transducer is not
connected to the
fluid cube or faulty
Verify valve pressure transducer is installed
and/or connected properly. Replace if
necessary.
TA__
AMZ
Alarm
Heat Zone Offline
Z_H_
The heat zone
is offline
The AMZ lost
communication
with the other
Tandem AMZ
Restore communication.
T1__
AMZ
Alarm
Low
Temperature
H_Z_
Temperature of
the zone is
below the
setpoint
Zone has reached
setpoint but
dropped below
setpoint and can
not recover
Check resistance of heater rods. Refer to
manual for resistance.
Adjust the temp offset errors in the Heat
Setup screen.
T2J_
Driver
Deviation
Motor
Temperatures
Sensor P_
Motor
temperature
thermistor
disconnected
The motor
temperature
thermistor is not
connected or faulty
Verify motor temperature thermistor is
installed and/or connected correctly.
Replace if necessary.
T2__
AMZ
Advisory
Low
Temperature
H_Z_
Temperature of
the zone is
below the
setpoint
Zone has reached
setpoint but
dropped below
setpoint and can
not recover
Check resistance of heater rods. Refer to
manual for resistance.
Adjust the temp offset errors in the Heat
Setup screen.
T3J_
Driver
Deviation
Temperature
Cutback P_
Current
supplied to
motor is being
reduced in
order to lower
driver
temperature
The control board
temperature inside
the driver is too
high
Ensure ambient temperature is below 120F
(48C). Ensure the enclosure fans are
working properly.
Enclosure fan not
operating
Verify fan in electrical enclosure is spinning.
If it is not, disconnect pump from AC power
and check fan wiring or replace fan.
Error Location Type
Error Name
Error
Description Cause
Solution