ESAB fabricator 141i Service Manual

ESAB FABRICATOR 141i
Manual 0-5448 6-7 TROUBLESHOOTING
IGBT Testing Multimeter Lead Placement Impedance
IGBT 1
Positive meter lead to testpoint 17
Negative meter lead to testpoint 9
150 to 350 Ω
IGBT 2
Positive meter lead to testpoint 18
Negative meter lead to testpoint 11
150 to 350 Ω
IGBT 4
Positive meter lead to testpoint 19
Negative meter lead to testpoint 13
150 to 350 Ω
IGBT 5
Positive meter lead to testpoint 20
Negative meter lead to testpoint 15
150 to 350 Ω
Table 6-4 IGBT’s, Multimeter set to measure ohms (Ω)
Inrush PTC Multimeter Lead Placement Impedance
PTC
Positive meter lead to testpoint 21
Negative meter lead to testpoint 22
80 to 120 Ω
Table 6-5 Inrush PTC, Multimeter set to measure ohms (Ω)
6.08 Check Main ON / OFF Switch
23
24
2526
Art # A-10459
Power Switch Testing Multimeter Lead Placement Impedance
Switch ON
Positive meter lead to testpoint 23
Negative meter lead to testpoint 24
0 to 1 Ω
Switch ON
Positive meter lead to testpoint 25
Negative meter lead to testpoint 26
0 to 1 Ω
Switch OFF
Positive meter lead to testpoint 23
Negative meter lead to testpoint 24
> 1k Ω
Switch OFF
Positive meter lead to testpoint 25
Negative meter lead to testpoint 26
> 1k Ω
Table 6-6 Power Switch, Multimeter set to measure ohms (Ω)

ESAB fabricator 141i Specifications

General

Brand	ESAB
Model	fabricator 141i
Category	Welding System
Language	English