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F-61

F-61

TROUBLESHOOTING & REPAIR

RETEST AFTER REPAIR (R3R 300)

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.

INPUT IDLE AMPS AND WATTS

Input Volts/Phase/Hertz

Maximum Idle Amps

Maximum Idle KW

200/3/60

8.1

0.92

208/3/60

7.8

0.92

230/3/60

7.0

0.92

400/3/60

4.0

0.92

440/3/60

3.7

0.92

460/3/60

3.5

0.92

480/3/60

3.4

0.92

575/3/60

2.8

0.92

200/3/50

14.4

1.0

220/3/50

13.0

1.0

380/3/50

7.5

1.0

400/3/50

7.2

1.0

415/3/50

6.9

1.0

425/3/50

6.7

1.0

440/3/50

6.5

1.0

500/3/50

5.7

1.0

550/3/50

5.2

1.0

 

 

 

OPEN CIRCUIT VOLTAGES

 

Test Points

Input Hertz

Open Circuit Volts

 

 

Welding Output Terminals

60

63/68VDC

 

Welding Output Terminals

50

61/65VDC

 

 

 

 

 

WELDING OUTPUT LOAD TEST

 

Output Control Settings

Amps

Volts

 

 

Current Control at

40

20VDC (Maximum)

 

Minimum

 

 

 

 

Current Control at

375

39 to 45 VDC

 

Maximum

 

 

 

 

 

 

 

 

IDEALARC R3R

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Lincoln Electric R3R-500, R3R-300 service manual Retest After Repair R3R, Input Idle Amps and Watts, Open Circuit Voltages