Lincoln Electric X-TRACTOR 3A Service Manual page 33

X-TRACTOR ® 3A
AUXILIARY CONTACTS RESISTANCE TEST
RED RESET
BUTTON
BLACK RESET
BUTTON
TEST TEST POINT
DESCRIPTION
MAIN LINE
CONTACTS
MAIN LINE
CONTACTS
MAIN LINE
CONTACTS
MAIN LINE
CONTACTS
MAIN LINE
CONTACTS
MAIN LINE
CONTACTS
AUXILIARY TERMINAL WITH
CONTACTS
AUXILIARY TERMINAL WITH
CONTACTS
F1 THERMAL CIRCUIT BREAKER AND
Figure F.8 – F1 thermal circuit breaker lead location
LEAD #43
LEAD #44
Table F.1 – F1 contact resistance checks
TEST POINT
1L1 2T1
3L2 4T2
5L3 6T3
1L1 2T1
3L2 4T2
5L3 6T3
TERMINAL WITH
LEAD #43 LEAD #44
TERMINAL WITH
LEAD #43 LEAD #44
1L1 5L3
3L2
1 3 5
L1 L2 L3
OFF
STOP
START
GV2ME10
F1
2 4 6
T1 T2 T3
4T2
2T1 6T3
CONDITIONS
BLACK RESET
BUTTON DEPRESSED
BLACK RESET
BUTTON DEPRESSED
BLACK RESET
BUTTON DEPRESSED
RED RESET
BUTTON DEPRESSED
RED RESET
BUTTON DEPRESSED
RED RESET
BUTTON DEPRESSED
BLACK RESET
BUTTON DEPRESSED
RED RESET
BUTTON DEPRESSED
F-19
TROUBLESHOOTING AND REPAIR
(continued)
EXPECTED
READING
ZERO OHMS
ZERO OHMS
ZERO OHMS
INFINITE OHMS
INFINITE OHMS
INFINITE OHMS
ZERO OHMS
INFINITE OHMS