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19. motor start/burnback control – Hobart Welding Products OLYMPIC R-115 User Manual

Page 23

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OM-193 471 Page 19

2-19. Motor Start/Burnback Control

Ref. 802 310 / 192 653

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