User's Manual

Troubleshooting
40 3A2347T
T4D0 High Temp
Melter
Alarm Melter continues to raise above the
setpoint.
Defective RTD. Replace.
T4D_ High Temp
Hose
Alarm Hose continues to raise above the
setpoint.
Defective RTD. Replace.
T4D_ High Temp
Gun
Alarm Gun assembly continues to raise
above the setpoint.
Defective RTD. Replace.
T6D0 Sensor Error
Melter
Alarm No reading from RTD. Verify connector J5 on MZLP board is
securely connected.
Defective RTD. Replace.
T6D_ Sensor Error
Hose
Alarm No reading from RTD. Hose electrical connector not plugged into
MZLP.
Defective RTD. Replace.
T6D_ Sensor Error
Gun
Alarm No reading from RTD. Hose electrical connector not plugged into
MZLP or manifold electrical connector not
plugged into heated hose.
Defective RTD. Replace.
T8D_ No Temp Rise
in Gun (all
zones)
Alarm Temperature reading does not
change.
Check fuses F3 and F4 or F7 and F8 on
MZLP that error channel is connected to.
Defective heater rods in gun manifold.
Replace gun manifold.
NOTE: Defective heaters rods in the gun
manifold can also cause the no current error.
Heated hose electrical connector or wires are
defective. Check resistance of hose wiring.
See hose manual for proper resistance
range.
T8D_ No Temp Rise
in Hose (all
zones)
Alarm Temperature reading does not
change.
Check fuses F5 and F6 or F9 and F10 on the
MZLP that controls the error channel.
Defective heater wires in hose. Replace
heated hose.
NOTE: Defective heaters wires in the hose
can also cause the no current error.
Heated hose electrical connector or wires are
defective. Check resistance of hose wiring.
See hose manual for proper resistance
range.
T8D0 No Temp Rise
in Melter (all
zones)
Alarm Temperature reading does not
change.
Check fuses F1 and F2 on MZLP with daugh-
ter board.
Defective heater wires in melter. Replace
melter.
NOTE: Defective heaters wires in the melter
can also cause the no current error.
Check J1 is properly plugged into the MZLP
with daughter board.
Check that RTD is installed in the melter.
Code Description Type Cause Solution