Lincoln Electric SVM128-A Manual Do Utilizador

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TROUBLESHOOTING & REPAIR

F-49

SA-250

RETEST AFTER REPAIR

Retest a machine:

• If it is rejected under test for any reason that requires you to remove any mechanical part which could affect the

machine’s electrical characteristics. OR

• If you repair or replace any electrical components.

ENGINE OUTPUT

Mode

No Load RPM

Load RPM

Low Idle

1350 - 1400

High Idle

1780 - 1810

1700 - 1795

WELDER DC OUTPUT

Current Control

Current Selector

Open Circuit

Load Volts

Load Amps

Rheostat

Switch

Voltage

Maximum

91 - 98.5

40 - 47

300

AC AUXILIARY POWER RECEPTACLE OUTPUT

230 Volt Receptacle

115 Volt Receptacle

Open Circuit

Load Volts

Load Amps

Open Circuit

Load Volts

Load Amps

Voltage

240 - 254

210 - 225

13.8

118 -128

103 - 112

26.0

FIELD AMPS AND VOLTS

(Current Rheostat at Maximum)

Exciter DC Volts

Shunt Field Amps

Alt. Rotor Amps

RPM

123 - 133

2.25 - 2.6

2.2 - 2.6

1780 - 1810