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F-62

TROUBLESHOOTING & REPAIR

F-62

RETEST AFTER REPAIR

Should a machine under test be rejected for any reason requiring the removal of any mechanical part that could affect the machine’s electrical characteristics, or if any electrical components are repaired or replaced, the machine must be retested.

NOTE: 50 Hz machines may be tested using 60 Hz power.

INPUT IDLE AMPS AND IDLE WATTS

 

Input

 

Single Phase

 

 

 

Three Phase

 

 

 

Volts/Hertz

 

Max. Amps

 

Max. Watts

 

Max. Amps

 

Max. Watts

 

 

220/50 or 60

2.75

 

 

425

 

 

2.75

 

 

 

425

 

 

230/60

3.00

 

 

450

 

 

3.00

 

 

 

450

 

 

440/50 or 60

1.38

 

 

425

 

 

 

 

 

 

 

 

 

 

460/60

1.50

 

 

450

 

 

 

 

 

 

 

 

 

 

380/50 or 60

1.67

 

 

425

 

 

 

 

 

 

 

 

 

 

575/60

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OCV at rated INPUT: V300-PRO,V300-I

 

 

 

60-75V

 

 

 

 

MAXIMUM ACCEPTABLE OUTPUT AMPS (AT MINIMUM OUTPUT SETTINGS)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Output

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Min. (Max. acceptable), all machines:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CC modes

 

12A @ 10V.

 

(GTAW, SOFT, CRISP)

 

 

 

 

 

 

CV modes

 

20A @ 19V.

 

(FCAW, GMAW)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OUTPUT MINIMUM ACCEPTABLE VOLTS (AT MAXIMUM OUTPUT SETTINGS,

 

 

 

 

WITH FULL LOAD)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Min. Acceptable,

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Max. — All Modes

 

V300-I

 

 

 

V300-PRO

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1 phase @ 200A

 

380V

 

 

220/440V

 

 

208V

 

230/460V

575V

 

 

 

 

 

38V

 

 

38V

 

36V

 

 

3 phase @ 300A

 

32V

 

36V

 

34V

 

38V

 

36V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

AUXILIARY TRANSFORMER — 50 Hz or 60 Hz

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TEST POINTS

 

 

 

 

RANGE

 

 

18 VAC winding to Power Board J7 pins 5 and 6 Welding

 

 

 

 

17-20 VAC

 

 

terminals sw. remote

 

 

 

 

 

 

 

 

 

 

 

24 VAC winding to Control Board J2 pin 4 to lead 212

 

 

 

 

23-26.5 VAC

 

 

STANDARD CODES: (Test at Amphenol)

 

 

 

 

 

 

 

 

24 VAC without load, measure across pins C and D

 

 

 

 

22-25 VAC

 

 

42 VAC without load, measure across pins I and K

 

 

 

 

39-44 VAC

 

 

115 VAC without load, measure across pins A and J

 

 

 

 

109-120 VAC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

V300-PRO

Page 92
Image 92
Lincoln Electric SVM105-B Retest After Repair, OCV at rated Input V300-PRO, Output, Auxiliary Transformer 50 Hz or 60 Hz

SVM105-B specifications

The Lincoln Electric SVM105-B is a state-of-the-art welding machine that represents a leap forward in welding technology, designed for both professionals and enthusiasts in the welding industry. This versatile machine combines robust performance with user-friendly features, making it suitable for a wide range of welding applications.

One of the key features of the SVM105-B is its advanced inverter technology. This allows for a lightweight design without compromising on power output. The inverter technology ensures a stable arc and precise control, enabling consistent weld quality across various materials, including mild steel, stainless steel, and aluminum. This feature is particularly beneficial for users who demand exceptional performance in both thin and thick materials.

The SVM105-B also boasts an impressive output range, typically between 10A to 105A, allowing for adaptability to different welding tasks. Its ability to seamlessly switch between DC and AC modes makes it an ideal choice for professionals working in diverse environments, facilitating operations such as TIG and stick welding. This versatility is further enhanced by its compatibility with various electrode types, ensuring a more efficient and effective welding process.

User safety and comfort have not been overlooked in the design of the SVM105-B. Equipped with an efficient cooling system, this machine effectively manages heat during prolonged use, ensuring durability and longevity. Additionally, its intuitive digital display provides real-time feedback on settings, making it easier for users to monitor parameters and make necessary adjustments on the fly.

The SVM105-B is built with portability in mind. Its compact and lightweight design makes it easy to transport, enabling welders to bring their equipment to job sites without hassle. Furthermore, the machine features sturdy handles that contribute to its ease of maneuverability, supporting the demands of both inside workshops and outdoor projects.

Moreover, Lincoln Electric places a strong emphasis on quality and reliability, and the SVM105-B is a testament to this commitment. The machine is constructed from durable materials designed to withstand the rigors of daily use, ensuring it remains a staple in any welder's toolkit for years to come.

In conclusion, the Lincoln Electric SVM105-B stands out with its combination of advanced inverter technology, versatile output, user-friendly interface, and robust construction. Whether for professional or hobbyist use, this welding machine meets a wide array of welding needs while providing excellent performance and durability.