Graco E-Flo 333587D Operation page 63

Error Location Type
T3__ AMZ Advisory
T4J_ Driver Alarm
T4M_ Driver Alarm
T4__ AMZ Alarm
T6__ AMZ Alarm
T8__ AMZ Alarm
V1M_ Driver Alarm
V2H_ AMZ Deviation
V4M_ Driver Alarm
333587D
Error
Error Name Description
High The zone
Temperature temperature
H_Z_ has exceeded
the setpoint
High Controls Temperature of
Temperature P_ the control
board is too hot
High Motor Temperature of
Temperature P_ the motor is too
hot
High The zone
Temperature temperature
H_Z_ has exceeded
the setpoint
Sensor Error The zone has
H_Z_ no reading from
RTD
No Temperature The zone
Rise H_Z_ temperature
does not
changed
Low Voltage P_ Supplied bus
voltage is
below
minimum
acceptable limit
Low Voltage H_ The incoming
power is below
minimum
acceptable limit
High Voltage P_ Supplied bus
voltage is
above
maximum
acceptable limit
Cause Solution
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.
The control board Ensure ambient temperature is below 120F
temperature inside (48C).
the driver is too
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.
The motor Ensure ambient temperature is below 120F
temperature inside (48C).
the driver is too
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.
No reading from Check the wired connections to make sure
the RTD of the heat that RTD is wired correctly.
zone
Defective RTD. Replace.
The zone Check fuse on the AMZ that the error
temperature does element is connected to.
not changed
Check that electrical connector on the
heated hose is plugged into the AMZ.
Defective heater rods in element. Replace.
Transformer faulty Check output voltage of transformer to
verify it is within acceptable input limits.
Incorrect line Check line voltage to verify it is as expected
voltage (230V, 380V, etc.).
Incoming line to Verify incoming power is correct gauge for
line voltage has current draw and verify incoming power
dropped below lines are securely attached to disconnect.
175V
Transformer faulty Check output voltage of transformer to
verify it is within acceptable input limits.
Incorrect line Check line voltage to verify it is as expected
voltage (230V, 380V, etc.).
Troubleshooting
63