7. motor start control – Miller Electric D-64 User Manual
Page 18

OM-1582 Page 14
4-6.
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
Speed
All
.023 To 5/64 in (0.6 To 2 mm)
92 To 1440 ipm (2.3 To 35.6 mpm)
4-7.
Motor Start Control
Ref. 143 259-G / Ref. SB-183 121-C
Tools Needed:
1/4 in
Non-Conductive
To change wire feed starting speed,
proceed as follows:
Turn Off wire feeder and welding
power source.
Remove wrapper.
1
Front Panel
Front panel shown open for illustra-
tion purposes.
2
Left Side Inner Control Panel
It may be necessary to remove pan-
el to access Motor Start Control.
Remove panel only as far as re-
quired if options are attached to
panel.
3
Motor Board PC1
4
Motor Start Control Poten-
tiometer R70
Turn potentiometer clockwise to in-
crease time it takes the motor to
ramp up to speed. Remove protec-
tive white rubber cap before making
adjustment. Adjust potentiometer
R70 using a small nonconductive
screwdriver.
Reinstall left side inner control pan-
el if it was removed.
Reinstall wrapper.
3
2
1