Graco E-Flo iQ Operation Manual page 61

Error Location Type
P6V_ Pump Alarm
P6X_ Pump Alarm
TA__ AMZ Alarm
T1__ AMZ Alarm
T2J_ Driver Deviation
T2__ AMZ Advisory
T3J_ Driver Deviation
T3__ AMZ Advisory
333587B
Error
Error Name Description
Valve Pressure Valve pressure
Sensor P_ transducer not
connected.
Valve Pressure Valve pressure
Sensor transducer not
connected.
Heat Zone Offline The heat zone
Z_H_ is offline
Low Temperature Temperature of
H_Z_ the zone is
below the
setpoint
Motor Motor
Temperatures temperature
Sensor P_ thermistor
disconnected
Low Temperature Temperature of
H_Z_ the zone is
below the
setpoint
Temperature Current
Cutback P_ supplied to
motor is being
reduced in
order to lower
driver
temperature
High The zone
Temperature temperature
H_Z_ has exceeded
the setpoint
Cause Solution
The valve pressure Verify valve pressure transducer is installed
transducer is not and/or connected properly. Replace if
connected to the necessary.
driver or faulty
The valve pressure Verify valve pressure transducer is installed
transducer is not and/or connected properly. Replace if
connected to the necessary.
fluid cube or faulty
The AMZ lost Restore communication.
communication with
the other Tandem
AMZ
Zone has reached Check resistance of heater rods. Refer to
setpoint but manual for resistance.
dropped below
setpoint and can
not recover
Adjust the temp offset errors in the Heat
Setup screen.
The motor Verify motor temperature thermistor is
temperature installed and/or connected correctly. Replace
thermistor is not if necessary.
connected or faulty
Zone has reached Check resistance of heater rods. Refer to
setpoint but manual for resistance.
dropped below
setpoint and can
not recover
Adjust the temp offset errors in the Heat
Setup screen.
The control board Ensure ambient temperature is below 120F
temperature inside (48C). Ensure the enclosure fans are
the driver is too working properly.
high
Enclosure fan not Verify fan in electrical enclosure is spinning.
operating If it is not, disconnect pump from AC power
and check fan wiring or replace fan.
Element continues Defective RTD. Replace.
to raise above the
setpoint
RTD not in correct See manual to find correct location of RTD
location on element on element.
Temperature Adjust the temp offset errors in the Heat
reading has risen Setup screen.
too high.
Troubleshooting
61