Miller Electric D-75S Welder User Manual


 
OM-228 322 Page 19
5-12. Motor Board DIP Switch Settings
Position Settings And Results For DIP Switch S1 On PC1 And PC101
Remove wrapper.
1 DIP Switch S1 On Motor
Board PC1 and PC101
S1-1
Run-In enable or disable.
S1-2
Automatic Run-In versus Manual
Adjustment Run-in
Install wrapper when finished.
1
803 063 / Ref. 802 944
. In the DIP switch S1 illustrations,
the elevated slider on each switch
is shown in white. For example,
the switches above are all in the
Off position.
Tools Needed:
1/4 in
This illustration shows
the factory setting of S1.
Left Side Motor
Control Board
PC101
Right Side Motor
Control Board PC1
P1
Run-In feature is not avail-
able. X - Means switch may
be in either position.
Run-In feature is available.
X - Means switch may be in either
position.
. If 14 pin power cable from pow-
er source does not provide volt-
age and current feedback, Run-
In will automatically disable.
S1-1
S1-1
Run-In DisabledRun-In Enabled
(Factory Default)
Run-In speed is approxi-
mately 1/2 weld wire feed
speed.
Run-In speed is set using poten-
tiometer P1 located on Motor
Board PC1.
. P1 is a 25 turn potentiometer.
S1-1 And S1-2
S1-1 And S1-2
Automatic Run-In
(Factory Default)
Manually Adjusted Run-In