Lincoln Electric IM727 manual SAE-400, Severe Duty

Page 28

 

 

 

 

CONTROL WIRING DIAGRAM - SAE-400 & WELD’N AIR

 

 

 

F-2

 

COLOR CODE

 

 

 

 

 

 

 

 

AC

 

 

 

REMOTE CONTROL RECEPTACLE

 

PLUG FOR REMOTE CONTROL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

AND SWITCH

 

 

 

 

POTENTIOMETER

 

 

 

B-BLACK OR GRAY

 

 

 

 

ALTERNATOR

W 203

 

 

 

 

 

 

 

 

 

G

 

 

G

 

 

 

 

 

 

 

 

ROTOR

 

 

 

 

 

 

 

 

 

 

 

 

G

Y

X

 

 

 

 

 

 

 

 

+

 

 

 

 

 

 

 

 

 

 

X

 

 

 

G-GREEN

 

 

 

 

 

-

(-)

D2

 

 

(+)

 

 

 

 

 

 

 

 

 

 

 

SLIP

 

 

 

 

B

 

 

 

Y

RESISTORS

 

 

 

 

N-BROWN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RINGS

 

 

 

 

 

 

 

 

R

 

 

 

 

 

W

 

 

 

R-RED OR PINK

 

 

 

 

 

 

 

 

 

 

 

 

 

W

 

 

 

 

 

 

 

 

 

 

 

 

 

AC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R

 

U

 

 

 

 

 

 

FLASHING DIODE

 

 

 

 

 

 

 

 

600

 

 

 

 

 

 

U-BLUE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

W-WHITE

 

 

AND RESISTOR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R

600A

 

 

41

 

W

 

 

 

 

 

 

Y-YELLOW

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

G

41A

 

1

 

 

 

 

 

 

 

 

 

 

{

 

238

 

 

 

 

 

 

 

 

R

 

 

2

 

 

 

 

G

W

 

 

 

 

 

 

 

 

 

 

B NEG

POS

42A

3

42

 

 

 

 

 

 

 

SEE BATTERY

 

W

 

 

 

 

 

W

4

602

 

 

 

 

 

 

 

 

 

 

 

 

 

B

-

 

 

 

+

 

5

 

 

 

 

CONNECT

 

 

 

 

WIRING DIAGRAM

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R

 

 

 

 

 

 

 

6

 

 

 

 

TO BASE

 

 

WIRING

 

 

{

GROUND

 

 

 

B

 

1

3

 

2

4

 

P8

 

 

 

 

REMOTE CONTROL

 

 

 

SCREW

 

 

 

(+)

 

 

 

 

 

 

 

 

 

SAE-400

TO LOWER PANEL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

POTENTIOMETER BOX

 

 

 

 

201

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

G

 

 

 

 

 

 

 

 

 

 

 

 

 

SWITCH FOR LOCAL OR

 

 

GROUND SCREW

 

 

 

 

 

 

 

 

 

Y

 

 

 

 

 

 

 

 

 

 

 

AC

 

AC

U

 

 

POLARITY

 

REMOTE CONTROL SHOWN

 

 

 

 

 

 

 

 

 

D1

 

602A

 

 

IN LOCAL POSITION.

 

 

 

 

 

 

 

 

 

 

U

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

500

 

 

SWITCH

 

 

 

 

 

 

SEVERE DUTY

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

DIAGRAMS

 

 

 

 

 

 

 

 

(-)

 

 

 

 

 

 

 

 

 

 

 

R

 

 

 

 

 

G

 

 

 

W

 

 

 

 

 

 

 

2

4

3

R

 

 

 

 

G

G

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

602B

 

 

 

 

 

 

 

 

 

 

 

230V DUPLEX

WHITE

4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5

 

 

 

 

 

 

 

 

 

 

 

 

 

RECEPTACLE

 

 

TERMINALS

 

 

 

 

U

 

 

 

 

BACK VIEW

602

 

 

 

 

 

 

 

 

 

R

ALTERNATOR

 

 

REACTOR

 

 

W

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

B

 

 

 

 

 

 

AUXILIARY

 

 

N

 

 

 

 

OF POLARITY

 

 

 

 

 

 

 

 

 

POWER WDG.

 

 

 

 

 

 

SWITCH

 

REMOTE SWITCH WIRED THIS

 

 

 

 

 

 

 

W

 

 

 

 

 

 

 

 

 

 

 

 

WAY ON EARLIER UNITS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

115V DUPLEX

 

 

E

 

F

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RECEPTACLE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FRONT VIEW

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

 

 

15A

 

OF RECEPTACLES

B

 

B 3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

15A

20A

20A

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

B

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

B

 

 

TOROID

 

 

 

 

 

 

 

 

 

 

 

 

ELECTRODE

 

 

 

 

CB1

 

CB2

CB3

 

CB4

W

SEE BATTERY

 

 

R

 

2CR

 

 

 

TO WORK TERMINAL

 

 

 

 

 

 

W

WIRING DIAGRAM

 

 

B

 

WELD CURRENT

 

 

 

 

 

 

 

 

 

B

 

 

 

B

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SENSING SWITCH

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ELECTRICAL SYMBOLS PER E1537

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7- 2 001G

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

M19237

 

NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. The

F-2

specific diagram for a particular code is pasted inside the machine on one of the enclosure panels.

 

Image 28
Contents IM727 Safety California Proposition 65 WarningsElectric Shock can kill Cylinder may explode if damaged Précautions DE Sûreté Sûreté Pour Soudage a L’ArcThank You Table of Contents Technical Specifications SAE-400 Severe Duty InstallationHeight Width Depth Weight Safety Precautions LOCATION/VENTILATIONStacking Angle of OperationPRE-OPERATION Engine Service Engine BREAK-IN Battery ConnectionEngine Cooling System Spark Arrestor Welding Output CablesMachine Grounding Table A.1 Combined Length of Electrode Work CablesSafety Instructions OperationOperating Instructions General DescriptionDesign Features and Advantages For Auxiliary PowerOther Features Duty CycleEngine Controls Remote Control Auxiliary Power ControlsPolarity Switch Welder ControlsEngine Operation Typical Fuel ConsumptionStarting Instructions BREAK-IN PeriodOptional Field Installed Accessories AccessoriesK1690-1 Gfci Receptacle KIT Maintenance Routine MaintenancePeriodic Maintenance Engine OIL ChangeBearing Maintenance Commutator and Brush MaintenanceFuel PRE-FILTER/WATER Separator Assembly Cooling SystemWater Separator Element Engine Maintenance Components Make Part NumberSecondary Fuel Filter For machines with separate spark arresting unit Gfci Receptacle Testing and RESET- Ting ProcedureFor machines with integral spark arresting muf- flers Troubleshooting HOW to USE Troubleshooting GuidePossible Areas Symptoms Misadjustments Course of ActionContact your local Lincoln Contact your local Lincoln Authorized Field Service Facility Faulty receptacles Wiring DiagramsSAE-400 Severe DutyDimension Print M8869-23SAE-400 Sever Duty Precaucion Aviso DE

IM727 specifications

Lincoln Electric IM727 is a highly regarded machine in the welding industry, particularly known for its remarkable performance and innovative features. This versatile inverter-based welding machine has been designed to meet the demands of various welding applications while ensuring ease of use and efficiency.

One of the standout features of the IM727 is its advanced inverter technology. This technology allows for a more compact design while maintaining exceptional power output and energy efficiency. With a lightweight structure, the IM727 is easy to transport, making it an ideal choice for both field work and shop environments.

The IM727 is equipped with a wide range of welding processes, including MIG, TIG, and Stick welding. This versatility allows users to switch between different welding methods depending on the specific requirements of a project, making it highly adaptable to various materials such as steel, stainless steel, and aluminum. The intuitive interface provides straightforward controls, making the setup process quick and easy for both novice and experienced welders.

Another significant characteristic of the IM727 is its precise arc control, which enhances the quality of the welds. The machine features digital control circuitry that offers consistent arc stability, reducing spatter and improving the final appearance of the weld bead. This not only reduces the amount of post-weld cleanup required but also ensures stronger, more reliable welds.

Safety is a paramount concern in welding, and the IM727 comes equipped with several protective features. Overcurrent protection, thermal overload protection, and a built-in fan ensure that the machine operates safely and reliably. These features extend the machine’s lifespan and provide peace of mind to the user.

Furthermore, the IM727 is designed with user-friendly accessibility in mind. The front panel provides clear indicators and settings to facilitate easy operation, while the rugged construction ensures durability even in harsh working conditions.

In conclusion, Lincoln Electric IM727 stands out as a versatile welding machine with advanced inverter technology, multiple welding capabilities, and a focus on user safety and convenience. Its combination of portability, performance, and reliability makes it an excellent choice for professionals looking to elevate their welding operations. Whether used in a busy fabrication shop or on-site repairs, the IM727 is engineered to deliver exceptional results in diverse welding scenarios.