Per tables f.2, f3 & f.4, Troubleshooting and repair, Control/display board test (continued) – Lincoln Electric INVERTEC SVM161-A User Manual

Page 66

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CN2

41

1

2

3

4

42

45

CN1

44

1

2

3

4

7

8

6

5

48

52

53

54

CN7

2

3

5

6

73

76

1

4

72

71

58

FIGURE F.10 – PLUGS CN1, CN2 & CN7

CONTROL/DISPLAY BOARD TEST (continued)

TROUBLESHOOTING AND REPAIR

F-26

F-26

INVERTEC® V205-T AC/DC™

Table F.2 Plug CN1 Test Points

Table F.3 Plug CN2 Test Points

Table F.4 Plug CN7 Test Points

Wire #

52

53

54

44

48

58

Description

Solenoid Valve Ground

Trigger

Trigger

Start High Frequency

High Frequency Ground

Start Solenoid Valve

Expected Voltage

-------

-------

-------

-------

-------

48 VDC

Wire #

71

72

73

74

75

76

Description

Ext

Ext

Ext Ground

Ext Trigger

Ext Ground

Ext Ground

Expected Voltage

5 VDC

-------

-------

-------

-------

-------

Wire #

41

42

45

Description

Supply

Supply

Ground for Supplies

Expected Voltage

24 VDC

48 VDC

-------

Return

to

Section

T

OC

Return

to

Section

T

OC

Return

to

Section

T

OC

Return

to

Section

T

OC

Return

to

Master

T

OC

Return

to

Master

T

OC

Return

to

Master

T

OC

Return

to

Master

T

OC

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