Plug Welding cont'd - s1029cn0095

DOE-STD-1029-92

Appendix B

SOP-618-4

Revision 0

Approved October 22, 1991

Page 12 of 16

PLUG WELDING (continued)

[21]

Verify "Resistance Normal" indicator light on the control panel is on.

[22]

IF the "Resistance Normal" indicator light is not on,

THEN check that the fixturing and items around the weld are not

inhibiting current flow by insulating the fixture from the welder head

or base.

AND verify the Resistance Normal indicator light is on.

[23]

IF "Resistance Normal" light is still not on,

THEN STOP this procedure,

AND contact supervisor immediately.

NOTE

A low pitched buzz will indicate the weld occurred.

[24]

Switch the key operated weld selector switch on the control panel to

WELD for 5 seconds, and then return the switch to OFF.

[25]

Record the post weld force, duffer current, and cycles on the Check

Sheet/Data Sheet.

B - 13