4-2. Overload Protection

1

YTurn Off wire feeder and welding power source. Stop

engine on welding generator.

1 Circuit Breaker CB1

CB1 protects wire feeder from over- load.

Correct problem and manually reset breaker.

802 349-A

4-3. Troubleshooting

 

 

 

 

 

 

 

 

 

 

 

Trouble

 

Remedy

 

 

 

Wire does not feed, unit completely inop-

 

Turn Power switch On.

erative.

 

 

 

 

 

 

 

 

 

 

 

Check 14–pin plug PLG2 connections.

 

 

 

 

 

 

 

 

 

Check input power.

 

 

 

Wire does not feed.

 

Check circuit breaker CB1. (see Section 4-2)

 

 

 

 

 

 

 

 

 

Check gun trigger connection at wire feeder. Check gun trigger leads and trigger switch. See gun Owner’s

 

 

 

 

Manual.

 

 

 

 

 

 

 

 

 

Have Factory Authorized Service Agent check drive motor and control board PC1.

 

 

 

Wire feeds erratically.

 

Readjust hub tension and drive roll pressure (see Section 2-11).

 

 

 

 

 

 

 

 

 

Use correct size drive roll (see Parts List).

 

 

 

 

 

 

 

 

 

Clean or replace dirty or worn drive roll (see Section 2-10).

 

 

 

 

 

 

 

 

 

Remove weld spatter around nozzle opening.

 

 

 

 

 

 

 

 

 

Replace contact tip or liner. See gun Owner’s Manual.

 

 

 

 

 

 

 

 

 

Have Factory Authorized Service Agent check drive motor and control board PC1.

 

 

 

Wire feeds when Jog switch is pressed

 

Check gun trigger connection at wire feeder. Check gun trigger leads and trigger switch. See gun Owner’s

but not when gun trigger is pressed.

 

Manual.

 

 

 

Wire feeds as soon as power is applied.

 

Check gun trigger. See gun Owner’s Manual.

 

 

 

Wire does not feed until trigger is

 

Check for short between gun trigger leads and weld cable. Repair or replace gun trigger leads.

pressed but continues to feed after trig-

 

 

ger is released.

 

 

 

 

 

Gas valve rattles loudly and wire feeds

 

Check for short between gun trigger leads and weld cable. Repair or replace gun trigger leads.

slowly or erratically.

 

 

Gas does not flow; wire feeds.

Check gas valve and flowmeter.

OM-193 472 Page 18

Page 21 Page 23
Page 22
Image 22
Hobart Welding Products OM-193 472F manual Overload Protection, Troubleshooting, Engine on welding generator
Page 21 Page 23

OM-193 472F specifications

Hobart Welding Products OM-193 472F is a state-of-the-art welding machine designed for both professional and home-user applications. This versatile machine stands out for its impressive power and efficiency, making it an ideal choice for a wide range of welding tasks, including MIG, flux-cored, and TIG welding.

One of the main features of the OM-193 472F is its user-friendly design, which simplifies the welding process for users of all skill levels. The machine boasts a clear and intuitive control panel that allows users to easily adjust parameters such as voltage and wire feed speed. This adjustability helps to enhance weld quality and ensures that each user can achieve optimal results according to the specific materials and thicknesses being worked on.

The OM-193 472F is equipped with advanced inverter technology, which significantly improves the machine's performance and efficiency. This inverter technology reduces energy consumption while providing a stable power output, allowing for smooth and consistent arcs. Additionally, it contributes to the machine's lightweight design, making it portable and easy to transport to different job sites.

Another noteworthy characteristic of the OM-193 472F is its robust build quality. The machine is constructed with durable materials that can withstand the rigors of demanding work environments. It is designed to be reliable and long-lasting, ensuring that users can depend on it for years of trouble-free operation. Furthermore, the machine's built-in safety features, including thermal overloading protection, help to prevent damage and prolong its lifespan.

The Hobart Welding Products OM-193 472F can handle a variety of welding wire types, making it suitable for various applications from automotive repairs to metal fabrication projects. Its capability to work with both gas and gasless wire options gives users added flexibility and makes it an excellent choice for different welding environments.

In summary, the Hobart Welding Products OM-193 472F is a highly efficient welding machine that combines user-friendly features with advanced technology and robust construction. Its versatility, portability, and safety features make it a preferred option for both novice and experienced welders looking to achieve high-quality welds in a variety of applications. With this machine, users can feel confident in their ability to tackle any welding challenge they encounter.
Top Page Image Contents