Lincoln Electric IM511-D manual Idler System Trouble Cause What to do

Page 27

IDLER SYSTEM

 

TROUBLE

CAUSE

WHAT TO DO

 

 

 

 

 

 

A. Engine will not idle down to low

1. Idler switch in “HIGH” idle position.

1.

Set switch to “AUTO” position.

 

speed.

2. External load on welder or auxiliary

2.

Remove all external loads.

 

 

 

power.

 

 

 

 

3.

Mechanical problem in idler solenoid

3.

Repair.

 

 

 

linkage.

 

 

 

 

4.

Idler solenoid position out of adjust-

4.

Adjust solenoid as necessary.

 

 

 

ment.

 

 

 

 

5.

Faulty wiring in solenoid circuit.

5.

Check for broken leads #224D,

 

 

 

 

 

214.

 

 

6.

Contactor circuit #2 or #4 closed or

6.

Refer to wiring diagram. Check

 

 

 

shorted. Engine goes to high idle

 

related leads and amphenol

 

 

 

when contactor circuit closes.

 

connectors.

 

 

7.

Faulty idler solenoid.

7.

Replace with known good one.

 

 

8.

Low voltage at 224D to ground stud.

8.

Check wiring, battery and battery

 

 

 

(Voltage should be 12-14V DC).

 

charging circuits.

 

 

9.

Faulty P.C. Board PCB1.

9.

Replace P.C. Board with known

 

 

 

 

 

good one.

 

 

 

 

 

 

 

B. Engine will not go to high idle

 

 

 

 

 

when attempting to weld.

 

 

 

 

 

I. Scratch Start

1. Poor work lead connection to work.

1.

Make sure work clamp is tightly

 

 

 

 

 

connected to clean base metal.

 

 

2.

“WELDING TERMINALS” switch in

2.

Switch must be in “ALWAYS ON”

 

 

 

wrong position.

 

position to scratch start.

 

 

3.

No open circuit voltage on output

3. Check leads #247 and #250 for

 

 

 

studs.

 

breaks. Check Switch S6 for faults.

 

 

 

 

4.

Replace P.C. Board with known

 

 

4.

Faulty P.C. Board PCB1.

 

good one.

 

II. When using wire feeder with con-

1. “WELDING TERMINALS” switch in

1.

Switch must be in “REMOTELY

 

trol cable plugged into amphenol

 

wrong position.

 

CONTROLLED” position.

 

connector or using amptrol when

2. Faulty wiring.

2.

Refer to schematic. Check wiring

 

trigger is depressed.

 

 

 

in #2 and #4 circuit.

 

 

 

 

 

 

C. Engine will not go to high idle

1. No signal from current sensor.

1.

Check for broken leads in idler

 

when using auxiliary power.

 

 

 

sensing circuit. #3 lead.

 

 

2.

Auxiliary power lead less than 100

2.

Idler may not respond with less

 

 

 

watts.

 

than 100 watt load. Set idler

 

 

 

 

 

switch to high idle.

 

 

3.

Faulty idler P.C. Board

3.

Replace P.C. Board with known

 

 

 

 

 

good one.

 

 

 

 

 

 

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Contents Ranger TM Safety Electric Shock can kill Cylinder may explode if damaged Sûreté Pour Soudage a L’Arc Précautions DE SûretéPlease Examine Carton and Equipment For Damage Immediately Thank YouTable of Contents Page Specifications General DescriptionRecommended Processes and Equipment Machine K768-2 Two Wheel Undercarriage Optional FeaturesTIG Wire FeedRecommended Equipment StickInstallation Instructions Spark ArresterMachine Grounding Total Combined Length of Electrode and Work Cables PRE-OPERATION ServiceConnection of the K449 LN-25 to the Ranger Angle of OperationHigh Altitude Operation Muffler RelocationHigh Frequency Generator for TIG welding applications Connection of the LN-7 or LN-8 to the RangerRemote Output Control Connection of the LN-742 to the RangerOperating Instructions Control AT Welder Remote Control SwitchWelding Terminals Switch Idler SwitchTIG Constant Current Welding Wire Feed Constant Voltage WeldingBreak-in Period Welding Processes Stick Constant Current WeldingSummary of Welding Process Auxiliary Power 115/230 Volt Dual Voltage Receptacle115V Duplex Receptacles Auxiliary Current Setting Unity Power Amperes @ Factor Standby Power ConnectionsConnection of Ranger 9 to Premises Wiring Overspeed is Hazardous MaintenanceSafety Precautions Routine MaintenanceHardware To prevent Explosion whenTo prevent Electrical Damage when Troubleshooting Trouble Cause What to doEngine Idler System Trouble Cause What to do Output System Trouble Cause What to do Output System Trouble Cause What to do Ranger 9 Onan Ranger 9 Onan CSA Version Wiring Diagram Code 10379 Ranger 9 Kohler CSA Version Wiring Diagram Code Ranger 9 / LN-25 Across the ARC Connection Diagram Warnin G Ranger 9 / K867 / LN-8 Connection Diagram To LN-25 Input Cable Plug K626-XX Input Cable Assembly Electrode Cable To Work To Control Module Dimension Print Ranger Precaucion Aviso DE

IM511-D specifications

Lincoln Electric IM511-D is an innovative multi-process welding inverter designed to meet the diverse needs of modern welding applications. Renowned for its robust build quality and advanced technologies, this machine is particularly suited for professionals who require versatility and reliability on the job site.

One of the standout features of the IM511-D is its multi-process capability. This machine allows users to switch seamlessly between MIG, TIG, and Stick welding processes, making it an ideal choice for various welding tasks. Whether engaging in fabrication, repair, or maintenance, the IM511-D stands ready to tackle a wide range of metals, including carbon steel, stainless steel, and aluminum.

At the heart of the IM511-D is its inverter technology. Inverter welders are known for their efficiency and portability, and the IM511-D is no exception. The compact design makes it easy to transport without sacrificing power or performance. This inverter technology also contributes to reduced energy consumption, making it a cost-effective solution over time.

The user-friendly interface of the IM511-D enhances usability for both seasoned welders and beginners. Equipped with an intuitive digital display, the machine allows users to monitor welding parameters in real time, facilitating precise adjustments for optimal results. This ensures a smooth operation while reducing the learning curve for new users.

Another key characteristic of the IM511-D is its advanced arc control technology. This feature ensures a stable and smooth arc, reducing spatter and improving the overall quality of the weld. The machine also includes a hot start and anti-stick function in Stick welding mode, enhancing control and preventing electrode sticking—a common issue in amateur welding practices.

Additionally, the IM511-D is designed with durability in mind. Its rugged construction can withstand the rigors of industrial environments, ensuring long-lasting performance. The machine is also equipped with built-in safety features, including thermal overload protection, which helps prevent overheating during extended use.

In summary, the Lincoln Electric IM511-D combines versatility, advanced technology, and user-friendly features, making it a premier choice for professionals in the welding industry. Its multi-process capability, inverter technology, superior arc control, and robust design position it as a reliable tool for any welding task, ensuring excellent performance and quality results every time.
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