Miller Electric DS-64M Swingarc manual Removing Safety Collar And Adjusting Boom

4-9. Removing Safety Collar And Adjusting Boom

4

2

13

1 Locking Knob

Tighten knob to prevent boom movement. Loosen knob to allow boom movement. Change knob po- sition to limit upward movement.

Pull boom down slightly and re- move safety collar. Boom should balance in any position from hori- zontal to 60 degrees above hori- zontal. If necessary, adjust boom as follows:

2Threaded Rod

3Jam Nut

Loosen jam nut and turn threaded rod until boom balances. Tighten jam nut. Be sure several full threads are through yoke to prevent boom falling.

4 Yoke

Retain safety collar for use in disas- sembling or moving boom.

		4
		3
	Rod	Rod
		2
Tools Needed:	Increasing Spring	Decreasing Spring
1-1/8 in	Pressure For A Heavy	Pressure For A
	Gun	Lighter Gun

4-10. Gun Recommendation Table

Process	Gun
GMAW − Hard or Cored Wires	Roughneck C-Series Guns: 300, 400, 500, And
	600 Amp.
FCAW − Self-Shielding Wires	FC-1260 Or FC-1150

ST-142 599-B

4-11. Wire Type, Size, And Feed Speed Capability Table

Motor Speed	Wire Type	Wire Size	Feed Speed Capability
Standard	All	.023 To 5/64 in (0.6 To 2 mm)	50 To 780 ipm (1.3 To 19.8 mpm)
Standard	All	3/32 To 7/64 in (2.4 To 2.8 mm)	50 To 700 ipm (1.3 To 17.8 mpm)
Standard	All	1/8 in (3.2 mm)	50 To 300 ipm (1.3	To 7.6 mpm)
Optional High	All	.023 To 5/64 in (0.6 To 2 mm)	92 To 1440 ipm (2.3	To 35.6 mpm)
Speed

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