SECTION 14 − MAINTENANCE AND TROUBLESHOOTING

14-1. Routine Maintenance

Y Disconnect power before maintaining.

3 Months

 

 

 

 

Clean and

Repair

or

Replace

tighten

replace

 

unreadable

weld

cracked

 

labels.

terminals.

weld

 

 

 

cable.

 

Replace

Check

Check gas

Check gun

cracked

14-pin cord.

hose and

cable.

parts.

 

fittings.

 

 

6 Months

 

 

 

Blow out or vacuum

Or

Clean

 

inside. During heavy

 

drive rolls.

 

 

 

service, clean

 

 

 

 

 

monthly.

 

 

 

14-2. Motor Start Control

Right Side

Tools Needed:

1

2

 

 

Non-Conductive

To change wire feed starting speed proceed as follows:

Turn Off wire feeder and welding power source.

Remove wrapper.

1Motor Board PC1

2Motor 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 wrapper.

1/4 in

ST-162 132 / Ref. SA-183 121-B

OM-1588 Page 36

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Miller Electric DS-64M Swingarc manual Maintenance and Troubleshooting, Routine Maintenance, Motor Start Control, Months