Lincoln Electric 400 Welder User Manual


 
CONTROL POTENTIOMETER AND MODE RESISTANCE TEST
(CONTINUED)
TROUBLESHOOTING & REPAIR
F-77 F-77
VANTAGE® 400
TABLE F.3
CC-STICK
P7-9 (#214) TO P7-14 (#218)
500K or Higher
CC-STICK
P7-9 (#214) TO P7-15 (#220)
500K or Higher
CC-STICK
P7-9 (#214) TO P7-16 (#222)
500K or Higher
CC-STICK
P7-14 (#218) TO P7-15 (#220)
500K or Higher
CC-STICK
P7-14 (#218) TO P7-16 (#222)
500K or Higher
CC-STICK
P7-15 (#220) TO P7-16 (#222)
500K or Higher
TOUCH START TIG
P7-15 (#220) TO P7-16 (#222) *
DOWNHILL PIPE
P7-14 (#218) TO P7-16 (#222)
*
CV-WIRE
P7-9 (#214) TO P7-16 (#222)
*
N/A
P7-5 (#75) TO P7-1 (#77)
about 10K
N/A
P7-1 (#77) TO P7-4 (#76)
Ohms values should
sweep smoothly from 10K
to 0 when ARC CONTROL is
turned from Min. to Max.
N/A
P7-6 (#279) TO P7-8 (#277)
about 10K
N/A
P7-8 (#277) TO P7-7 (#278)
Ohms values should
sweep smoothly from 10K
to 0 when ARC CONTROL is
turned from Min. to Max.
* Resistance should be very low, The Ohmmeter should read about the same value as
one would get by touching the two meter probes together.
POT/MODE SWITCH RESISTANCE TEST
MODE SWITCH
SETTING
OHMMETER
CONNECTION
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