Aligning Drive Rolls And Wire Guide; Jog Mode; Diagnostic Light - Hobart IronMan 240 Owner's Manual

7-4. Aligning Drive Rolls and Wire Guide

Tools Needed:

7-5. Jog Mode

When using the internal motor, if the trigger is held for more than 3 seconds without striking an arc, the unit will automatically shut off weld power and
shielding gas , but will feed wire continuously at the preset wire feed speed for up to 20 feet (6.1m). Once 20 feet (6.1m) of wire is delivered, a trigger
error will occur until trigger is released. When using a spoolgun , if the trigger is held for 3 seconds without striking an arc the unit will automatically shut
off weld power and shielding gas, but will feed wire continuously at the preset wire feed speed for up to 10 seconds. After 10 seconds, a trigger error will
occur until the trigger is released.

7-6. Diagnostic Light

The Diagnostic light provides diagnostic modes to help troubleshoot various malfunctions with the unit.
Status
Off
On
Flashing 1 Time
Flashing 2 Times
Flashing 3 Times
Flashing 6 Times
OM-284833 Page 26
.
A complete Parts List is available at www.HobartWelders.com
Correct
4
3
2
1
Condition
Normal
Over Temperature
Trigger Error
Shorted Secondary
Motor Overcurrent
Thermistor Error
Incorrect
5
Error
Unit working properly
Unit overheated and output
stopped.
Gun trigger is closed or shorted
when unit power is turned on.
Spoolrunner 200 gun trigger was
held closed for more than 10 sec-
onds without striking an arc.
Standard MIG gun trigger was
held closed while more than 20
feet (6.1 m) of wire was delivered
without striking an arc.
Contact tip is directly shorted to
the workpiece. Arc shuts off in
this condition.
Malfunction in wire drive system
or motor overcurrent.
Check for proper spool brake
adjustment or obstruction in the
wire feed system.
Check wire guides, gun liner and
contact tip for obstruction.
Malfunction in thermal protection
system.
!
Turn Off power.
View is from top of drive rolls
looking down with pressure
assembly open.
1 Drive Roll Securing Nut
2 Drive Roll
3 Wire Guide
4 Welding Wire
5 Drive Gear
Insert screwdriver, and turn screw
in or out until drive roll groove lines
up with wire guide.
Close pressure roll assembly.
Ref. 800412-A
Remedy
None
Release trigger and allow cooling
fan to run until diagnostic light
turns off.
Release trigger, then pull trigger
again to continue welding.
Release trigger, move contact tip
off of workpiece and then pull
trigger again to continue welding.
Release trigger, then pull trigger
again to continue welding.
Contact factory authorized ser-
vice agent.