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Hobart Welding Products 187 User Manual

Page 30

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OM-228 187 Page 26

7-5. Changing Nozzle, Contact Tip, Adapter And Liner, And Cleaning Gun Casing

246 669-A

!

Turn off welding power

source.

1

Nozzle

2

Contact Tip

3

Tip Adapter

.

Wire size stamped on tip − check
and match wire size.

Tools Needed:

8 mm, 10 mm

Lay gun cable out

straight before

installing new liner.

Remove nozzle,

contact tip, and

adapter.

Unscrew and

remove liner.

Blow out

gun casing.

Cut off wire and

disconnect gun

from feeder.

5/8 in.

(16 mm)

Liner

Stickout

Install

Liner

Reassemble gun in

reverse order from

taking it apart.

10 mm

Head

Tube

8 mm

1

3

2

.

Thread wire according to
welding power source/wire

feeder manual.