Lincoln Electric IM727 manual Wiring, Diagrams

Page 27

SAE-400 SEVERE DUTY

WIRING DIAGRAM - SAE-400 PERKINS

F-1

 

 

 

ENGINE HOUR METER

GENERAL MAINTENANCE INSTRUCTIONS FOR ENGINE

 

TO FLASHING DIODE

W

 

 

 

 

 

 

 

AND MOTOR DRIVEN ARC WELDING POWER SOURCES.

 

 

238

+

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

-

 

 

 

 

THERMOSTART

 

 

 

 

 

 

 

 

 

 

 

 

 

 

IGNITER

 

 

 

 

 

 

 

 

 

 

 

THERMOSTART

 

 

WARNING:

Have only qualified personnel perform

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

+

IND

 

 

 

 

 

 

B

233

 

maintenance work.

 

 

 

 

 

 

 

 

 

 

Turn the engine or input power OFF before

 

W

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

B

 

 

 

 

 

maintenance work unlessthe maintenance work

 

 

 

 

B

 

237

 

 

 

 

 

 

 

requires it tobe running.

 

 

 

 

 

 

 

 

 

START

 

 

 

 

224

 

ALTERNATOR

 

 

 

 

 

 

 

 

 

Keep hands,hair, clothing and tools away

 

 

 

 

 

 

+

-

 

 

 

MOVING

 

 

 

 

 

 

 

 

 

B

 

 

from movingparts, and insure all guards or

 

 

U

222

 

 

 

AMMETER

 

 

COLD

PARTS

covers are replaced after servicing.

 

 

 

 

 

 

 

 

 

 

 

CAN INJURE

 

 

IDLER

B

234

IDLER

G

 

 

 

 

 

TERMINAL

 

 

 

SWITCH

 

 

 

 

 

 

 

WARNING

 

SOLENOID

 

 

B

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

WIRING

B

220

 

 

 

 

 

 

 

 

 

 

 

U

226

 

 

5B

 

 

 

 

 

 

Uncontrolled release of door restraint cords can cause injury.

 

 

 

 

 

 

 

 

B

 

 

 

225

B

229

 

 

 

IGNITION

 

 

 

Keep secure hold of cord, and keep face away

 

5A

 

 

 

 

 

 

 

 

 

G

 

 

 

 

 

 

from cord when hooking or releasing hook.

 

 

 

 

 

 

 

SWITCH

 

 

 

 

 

B

 

 

 

 

 

 

236

 

235

 

 

 

 

 

 

1

 

 

 

 

B

 

 

 

 

 

MAINTENANCE INSTRUCTIONS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DIAGRAMS

1 2 3 4

5 6 7 8 9

10 2

 

 

 

 

 

 

B

 

 

 

 

DAILY CHECKS:

J1

 

3

 

 

R

 

 

 

 

 

 

 

 

 

IDLER/ENGINE

J2

 

 

 

 

 

 

 

 

 

 

 

Welding cable connections aretight.

4

 

 

 

 

 

 

 

 

 

 

 

PROTECTION

 

 

 

 

 

 

 

 

 

 

 

 

 

P.C. BOARD

R

 

 

G

 

 

 

 

 

 

 

 

All equipment in serviceable condition.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5C

 

 

 

 

 

 

 

 

Engine oil, coolant, air cleaner and fuel

 

 

 

 

 

 

 

 

 

 

 

 

 

strainer are at proper operating level and clean.

 

 

 

W

 

 

 

 

 

 

S

 

+

+

AS REQUIRED:

 

 

 

 

 

 

 

 

 

 

 

OIL PRESSURE

 

W

 

 

 

 

 

 

 

 

Blow dust frommachine using clean low pressure air.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

STARTING

Clean commutators or slip rings with fine sandpaper-

SWITCH (N.C.)

 

G

 

 

 

 

B

 

 

 

 

 

MOTOR

 

-

-

 

 

TO CONTROLPANEL

 

NOT EMERY CLOTH. See Operating Manual for instructions.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

223

B

 

GROUND SCREW

 

 

 

 

 

Replace brushesbefore thepigtails are within 1/4"of

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TO TOROID

1/4" of the commutator. See Operating Manual for instructions.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

B

227

 

 

 

 

R

 

 

 

 

 

 

G

221

 

 

B

 

 

 

 

 

LEAD COLOR CODE

 

 

B

 

 

 

 

FUEL SHUT

 

2 CR

 

B-BLACKOR GRAY

 

 

 

 

 

 

 

 

 

OFF VALVE

 

 

REED RELAY

 

 

 

 

TEMPERATURE GAGE

 

 

 

 

 

 

 

 

 

G-GREEN

 

 

 

 

 

 

G

 

 

 

 

 

N-BROWN

 

 

 

 

 

 

 

 

 

 

 

 

ENGINE TEMP.

 

R-RED OR PINK

 

CASE OF TEMPERATURE GAUGE

 

 

 

 

 

 

 

 

 

U-BLUE

 

 

 

 

 

 

 

 

 

SENSOR

 

W-WHITE

 

IS GROUND ON OLDER MACHINES

 

 

 

 

 

 

 

 

 

 

Y-YELLOW

 

 

 

FUEL INJECTIONPUMP

 

 

G

 

 

 

 

 

 

 

 

 

 

 

B

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

M20609

 

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

F-1

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

 

Image 27
Contents IM727 California Proposition 65 Warnings SafetyElectric Shock can kill Cylinder may explode if damaged Sûreté Pour Soudage a L’Arc Précautions DE SûretéThank You Table of Contents Installation Technical Specifications SAE-400 Severe DutyHeight Width Depth Weight Angle of Operation Safety PrecautionsLOCATION/VENTILATION StackingPRE-OPERATION Engine Service Battery Connection Engine BREAK-INEngine Cooling System Table A.1 Combined Length of Electrode Work Cables Spark ArrestorWelding Output Cables Machine GroundingGeneral Description Safety InstructionsOperation Operating InstructionsDuty Cycle Design Features and AdvantagesFor Auxiliary Power Other FeaturesEngine Controls Welder Controls Remote ControlAuxiliary Power Controls Polarity SwitchBREAK-IN Period Engine OperationTypical Fuel Consumption Starting InstructionsAccessories Optional Field Installed AccessoriesK1690-1 Gfci Receptacle KIT Engine OIL Change MaintenanceRoutine Maintenance Periodic MaintenanceCooling System Bearing MaintenanceCommutator and Brush Maintenance Fuel PRE-FILTER/WATER Separator AssemblyEngine Maintenance Components Make Part Number Water Separator ElementSecondary Fuel Filter Gfci Receptacle Testing and RESET- Ting Procedure For machines with separate spark arresting unitFor machines with integral spark arresting muf- flers HOW to USE Troubleshooting Guide TroubleshootingSymptoms Misadjustments Course of Action Possible AreasContact your local Lincoln Contact your local Lincoln Authorized Field Service Facility Faulty receptacles Diagrams WiringSevere Duty SAE-400M8869-23 Dimension PrintSAE-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.