Lincoln Electric IM727 manual Wiring, Diagrams

Models: IM727

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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.

 

Page 27
Image 27
Lincoln Electric IM727 manual Wiring, Diagrams