Owner`s manual

. A complete Parts List is available at www.MillerWelds.com
OM-253 392 Page 38
7-3. Changing Drive Roll Or Wire Inlet Guide
1 Inlet Wire Guide
Remove guide by pressing on
barbed area or cutting off one end
near housing and pulling it out of
hole. Push new guide into hole from
rear until it snaps in place.
2 Drive Roll
The drive roll consists of two
different sized grooves. The
stamped markings on the end
surface of the drive roll refers to the
groove on the opposite side of the
drive roll. The groove closest to the
motor shaft is the proper groove to
thread (see Section 5-13).
3 Retaining Pin
To secure drive roll, locate open slot
and push drive roll completely over
retaining pin, then rotate drive roll
1/4 turn to closed slot.
802 984-A
.024 Groove.030/.035 Groove
Stamped .024
Stamped .030/.035
2
1
3
7-4. Error Messages
Message Error Remedy
NETWORK 1 ERROR The two microcontrollers on the control board are no
longer communicating.
Cycle the power to clear this error. If this error
persists after a power cycle, contact Miller Electric
Mfg. Co. service department.
NETWORK 2 ERROR The microcontroller on the user interface board is
no longer communicating with the microcontroller on
the control board.
Cycle the power to clear this error. If this error
persists after a power cycle, contact Miller Electric
Mfg. Co. service department.
CABLE ERROR
The microcontroller on the user interface board is
no longer communicating with the microcontroller on
the control board.
Connect the wire drive assembly cable to either the
positive or negative stud, or select a different
process.
A process that requires a welding gun to not be
attached to the internal motor is selected, but the
wire drive assembly cable is attached to either the
positive or negative stud of the power source.
Remove the wire drive assembly cable to either the
positive or negative stud, or select a different
process.
OVERTEMP The internal temperature of the unit has exceeded
the maximum limit.
Wait for the unit to cool down. If the fan is not
running, contact Miller Electric Mfg. Co. service
department.
SHORTED OUTPUT ERROR The unit had determined that the welding gun has
become shorted to the workpiece and turned off the
output.
Once the trigger has been released, the error will
clear.
ROD STUCK ERROR The unit had determined that the stick welding rod
has become stuck in the welding puddle and turned
off the output.
Remove the stick welding rod from the workpiece
and the output will turn back on after about 1
second.
SHORTED 4-PIN TRIGGER
ERROR
The 4-pin trigger has been held down on power up,
or the trigger has been held too long without
initiating an arc.
Release the 4-pin trigger.