Lincoln Electric SVM186-A service manual Factory Installed Options, Table C.2

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C-3

ACCESSORIES

C-3

 

 

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FACTORY INSTALLED OPTIONS

The PRECISION TIG® 225 will be available in two Factory-Configured Welding Packages:

1. PRECISION TIG® 225 Ready-Pak (K2535-1)

208/230/1/60 Machine (K2533-1)

9 ft. (2.7m) Input Cable with NEMA 6-50P Plug*

NEMA 6-50R Receptacle

Integrated 10 ft.(3.1m)Work Lead w/Clamp*

Gas Regulator with 10 ft.(3.1m). Hose

PTA-17 12.5’ Ultra-Flex Torch (K1782-12) Includes:

-3/32 2%Th Tungsten

-3/32 Collet (10N24)

-3/32 Collet Body (10N32)

-#7 Alumina Nozzle (10N47)

Foot Amptrol (K870)

TIG Slide Rule ( WC332)*

GTAW Book (JFLF-834)*

Lift Eyebolt*

2.PRECISION TIG® 225 Ready-Pak w/Cart (K2535-

2)

208/230/1/60 Machine (K2533-1)

9 ft.(2.7m) Input Cable with NEMA 6-50P Plug*

NEMA 6-50R Receptacle

Integrated 10 ft.(3.1m) Work Lead w/Clamp*

Gas Regulator with 10 ft.(3.1m) Hose

PTA-17 12.5’ Ultra-Flex Torch (K1782-12) Includes:

-3/32 2%Th Tungsten

-3/32 Collet (10N24)

-3/32 Collet Body (10N32)

-#7 Alumina Nozzle (10N47)

Foot Amptrol (K870)

TIG Slide Rule (WC332)*

GTAW Book (JFLF-834)*

Lift Eyebolt*

Under-Storage Cart (K2348-1)

* Included with K2533-1 Machine Only model.

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The PRECISION TIG® 225 will also be available as Basic models with Domestic, Canadian and International input voltages for user-configuration with optional accessories: (See Table C.2)

TABLE C.2

 

 

 

 

 

 

 

 

 

 

 

 

 

Select Machine

 

 

 

208/230/1/60 Machine with 9 ft.(2.7m) NEMA 6-50P Plug Cable and Receptacle (K2533-1)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

460/575/1/60 Machine only with Cable (K2533-2)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

380/400-415/1/50-60Machine only with Cable (K2534-1)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Water Cooled System

 

Optional

 

 

 

 

 

Air Cooled System

 

 

 

 

 

 

 

 

 

 

 

 

Torch Starter Kit

 

 

 

 

 

 

 

 

 

 

 

 

 

 

K2267-1 TIG-Mate 20 Torch Starter Kit

 

 

K2266-1 TIG-Mate Torch Starter

 

 

 

(Select one)

 

 

 

 

 

 

 

 

 

 

 

Includes:

 

 

Kit Includes:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

• 200A PTW-20 12.5 ft.(3.81m) Torch

 

 

• 150A PTA-17 12.5 ft.(3.81m) Torch.

 

 

 

 

 

 

 

• KP510 Parts Kit

 

 

• KP508 Parts Kit.

 

 

 

 

 

 

 

• Regulator & Hose

 

 

• Regulator & Hose.

 

 

 

 

 

 

 

K1622-4 Twist Mate Torch Adapter

 

 

K1622-1 Twist Mate Torch Adapter.

 

 

 

 

 

 

 

• Water Hose & Hose Coupler

 

 

• Work Cable & Clamp (Not required for PRECI-

 

 

 

 

 

 

 

• Work Cable & Clamp (Not required for

 

 

SION TIG® 225)

 

 

 

 

 

 

 

PRECISION TIG® 225)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Water Cooler

 

 

 

K1813-1 115V 50/60Hz Cool-Arc 40

 

 

Not Applicable

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Optional Under-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

K2348-1

 

 

 

 

 

 

 

 

 

 

 

 

 

Storage Cart

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Optional Remote

 

 

 

K814 Arc Start Switch

 

 

 

 

Trigger Device

 

 

 

K870 Foot Amptrol

 

 

(Select one)

 

 

 

K963-3 Hand Amptrol

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PRECISION TIG® 225

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Contents Precision TIG ISAFETYi Fumes and Gases SafetyFor Electrically Powered equipmentSûreté Pour Soudage a LʼArc Précautions DE SûretéElectromagnetic Compatibility EMC Safety Master Table of Contents for ALL Sections Table of Contents Installation Section Input Single Phase only InstallationK2533-2 Input at Rated Output Model Height Width Depth WeightSelect Suitable Location Mounting Safety PrecautionsLifting and Moving TiltingInput and Grounding Connections Return Section TOC Input Reconnect ProcedureConnections for Stick Smaw Welding Connections for TIG Gtaw WeldingPrecision TIG Table of Contents Operation Section Operation Recommended Processes and EQUIP- Ment Product DescriptionControl Functionality Figure B.1 Control PanelPOWER-UP Sequence Machine Rating Plate Case Rear ComponentsPulse TIG Control Welding in TIG ModeOperating Steps Operation Turn the power switch to on Welding in Stick ModePrecision TIG Table of Contents Accessories Section Table C.1 AccessoriesStandard Equipment Packages Table C.2 Factory Installed OptionsK2348-1 Under-Storage Cart Field Installed OptionsTable of Contents Maintenance Section Safety Precautions MaintenanceRoutine and Periodic Maintenance Spark GAP Adjustment1TABLE of CONTENTS-THEORY of Operation Section E-1 General Description Input Power CircuitTheory of Operation Protected Output Rectification Feedback ControlFigure E.2 High Voltage/High Frequency Circuit High Voltage / High Frequency CircuitFigure E.5 DC Welding Current Generation DC Welding OutputFigure E.6 AC Square Wave Welding Current Generation AC Welding OutputFigure E.7 SCR Operation SCR OperationThermal Protection Protective CircuitsOverload Protection VAC Receptacle1TABLE of Contents Troubleshooting and Repair F-1 HOW to USE Troubleshooting Guide Troubleshooting and RepairWorkstations PC Board Troubleshooting ProceduresPerform the T1 Transformer Amptrol is depressed Troubleshooting and Repair Perform the SCR Bridge Test Recommended Course of Action Problems SymptomsPossible Areas Misadjustments Troubleshooting and Repair Troubleshooting and Repair Problems Symptoms Electric Shock can Perform the SCR Bridge Test Stick electrode Blasts Off when Weld current may be set too Materials Needed High Frequency Circuit Disable ProcedureTest Description Figure F.1 Spark GAP Assembly ProcedureT1 Transformer Test T1 Transformer Test Primary Windings Primary Voltages Precision TIG Static SCR Test Precision TIG 225 Control Test ProcedureCase Cover Removal and Replacement Procedure Precision TIG Active SCR Test Active SCR Test Figure F.6 SCR Gate Locations Precision TIG Scope Settings Normal Open Circuit Voltage Waveform AC TIG ModeNormal Open Circuit Voltage Waveform DC TIG Mode Normal Open Circuit Voltage Waveform AC Stick Mode Normal Open Circuit Voltage Waveform DC Stick Mode Machine Loaded to 180 Amps AT 16VDC AC TIG ModeTypical Output Voltage Waveform Machine Loaded DC TIG Mode Machine Loaded to 180 Amps AT 26VDC AC Stick ModeDC Stick Mode Troubleshooting and Repair Precision TIG SCR Bridge Assembly Removal and Replacement Procedure Figure F.7 Case Back Mounting Screws SCR Bridge AssemblyProcedure Plug J2 Removed Replacement Procedure Precision TIG Polarity Switch Removal and Replacement Procedure Removal Procedure Polarity SwitchReplacement Procedure Precision TIG High Voltage Transformer Removal and Replacement Procedure Transformer Secondary Leads High Voltage TransformerFigure F.12 High Voltage Transformer Mounting Insulators Precision TIG 53F-53 Perform the SCR Bridge Assembly Replacement Procedure Recommended Meters for Machine Output Tests Retest After RepairInput Idle Amps Precision TIG Table of Contents Diagram Section Electrical Diagrams Schematic Complete Machine ALL Codes G5647 Schematic Control PC Board #1 G5640 Schematic Control PC Board #2 G5640 Schematic Control PC Board #3 G5640 PC Board Assembly Control #1 G5641 PC Board Assembly Control #2 G5641 1B0-S22530 PC Board Assembly Bypass L10121

SVM186-A specifications

The Lincoln Electric SVM186-A is a versatile and highly efficient welding machine that stands out in the competitive landscape of industrial welding equipment. Designed to meet the needs of both professionals and hobbyists, this machine combines advanced technology with robust construction, delivering outstanding performance in various welding applications.

One of the standout features of the SVM186-A is its multi-process capability. This welding machine can handle MIG, TIG, and Stick welding processes, making it suitable for a diverse range of projects, from light fabrication to heavy-duty work. This flexibility reduces the need for multiple machines, saving time and space for users who require versatility in their welding operations.

The SVM186-A is powered by a reliable and durable inverter technology, which ensures a stable arc and efficient operation across different materials, including stainless steel, aluminum, and mild steel. This inverter technology not only enhances performance but also reduces energy consumption, making it an environmentally friendly choice.

Another notable characteristic of the SVM186-A is its user-friendly interface. The digital display provides real-time information on voltage and wire feed speed, allowing welders to easily adjust settings for optimal results. This intuitive control panel design makes it accessible for both novice welders and seasoned professionals who value precision.

The machine is also built with safety features in mind. It comes equipped with overcurrent protection and thermal overload protection to prevent damage during operation. This ensures that users can work confidently, knowing that the equipment is designed to handle demanding tasks while prioritizing safety.

Portability is another advantage of the SVM186-A. Weighing in at a relatively light weight compared to other industrial welders, this machine is designed for ease of transport. Whether working on-site or in a workshop, welders can easily move the equipment as needed.

In summary, the Lincoln Electric SVM186-A is a sophisticated welding machine that merges technology and practicality. Its multi-process capability, inverter technology, user-friendly interface, safety features, and portability make it a top choice for those seeking dependable and efficient welding solutions. Whether for professional fabrication or personal projects, the SVM186-A is equipped to handle the demands of modern welding tasks with exceptional ease and effectiveness.