Lincoln Electric POWER MIG SVM170-A Service Manual page 19

B-7
5. Loosen the socket head cap screw that holds the
connector bar against the gun bushing.
Important: Do not attempt to completely remove
the socket head cap screw.
6. Remove the outer wire guide, and push the gun
bushing out of the wire drive. Because of the pre-
cision fit, light tapping may be required to remove
the gun bushing.
7. Disconnect the shielding gas hose from the gun
bushing, if required.
8. Connect the shielding gas hose to the new gun
bushing, if required.
GUN RECEIVER BUSHING
BUJE DEL RECEPTOR DEL ARMA
DOUILLE DE R CEPTEUR DE PISTOLET
CONNECTOR BLOCK
BLOQUE DE CONECTADOR
BORNIER
OPERATION
9. Rotate the gun bushing until the thumb screw hole
aligns with the thumb screw hole in the feed plate.
Slide the gun receiver bushing into the wire drive
and verify the thumb screw holes are aligned.
10. Tighten the socket head cap screw.
11. Insert the welding gun into the gun bushing and
FIGURE B.4
THUMB SCREW
TORNILLO DE PULGAR
VIS DE POUCE
SOCKET HEAD
CAP SCREW
TORNILLO DE CASQUILLO
DE LA CABEZA DE Z CALO
VIS PRINCIPALE DE
LA DOUILLE CAP
DESSERREZ-VOUS
POWER MIG 255C
tighten the thumb screw.
OUTER WIRE GUIDE
GUŒA DE ALAMBRE EXTERNA
GUIDE DE C BLAGE EXTERNE
LOOSEN TIGHTEN
AFLOJE APRIETAN
SERRENT
B-7