Graco E-Flo 333587D Operation page 62

Troubleshooting
Error Location Type
P4C_ Pump Alarm or
P3C_ Deviation
(user
selectable)
P6D_ Pump Deviation
P6V_ Pump Alarm
P6X_ Pump Alarm
TA__ AMZ Alarm
T1__ AMZ Alarm
T2J_ Driver Deviation
T2__ AMZ Advisory
T3J_ Driver Deviation
62
Error
Error Name Description
High Pressure P_ Measured
outlet pressure
greater than
desired outlet
pressure plus
tolerance
Outlet Pressure Outlet pressure
Sensor P_ transducer not
connected
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 of
Temperature the zone is
H_Z_ below the
setpoint
Motor Motor
Temperatures temperature
Sensor P_ thermistor
disconnected
Low Temperature of
Temperature the zone is
H_Z_ below the
setpoint
Temperature Current
Cutback P_ supplied to
motor is being
reduced in
order to lower
driver
temperature
Cause Solution
Incorrect pressure Enter correct pressure tolerance percentage
tolerance in setup screen.
Failed pressure Check transducer, replace if failed.
transducer
Clog in fluid supply Check hose and other components in fluid
system supply system for clogs.
The outlet pressure Verify outlet pressure transducer is installed
transducer is not and/or connected correctly. Replace if
connected or faulty necessary.
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.
thermistor is not Replace 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.
333587D