Miller 20 Series User Manual

OM-281138 Page 17
5-7. Motor Start/Burnback Control
Ref. 240357-D
! Turn Off wire feeder and
welding power source. Stop
engine on welding generator.
To change wire feed starting speed
proceed as follows:
Turn Off unit and welding power
source.
Remove wrapper.
1 Motor Board PC1
2 Motor Start Control
Potentiometer R73
Remove protective white rubber cap
before making adjustment. Adjust
potentiometer R73 using a small
nonconductive screwdriver. Rotate
potentiometer clockwise to increase
time it takes the motor to ramp up to
speed.
3 Burnback Potentiometer R42
Remove protective white rubber cap
before making adjustment. Adjust
potentiometer R42 using a small
nonconductive screwdriver. Rotate
potentiometer clockwise to increase
burnback time.
Reinstall wrapper.
Tools Needed:
1/4 in.
3
Non-Conductive
2
1
Notes

Miller 20 Series Specifications

General

Brand	Miller
Model	20 Series
Category	Welding Accessories
Language	English