SECTION 7 − MAINTENANCE &TROUBLESHOOTING

7-1. Routine Maintenance

 

 

 

Y Disconnect power

. Maintain more often

 

 

 

before maintaining.

during severe conditions.

n = Check

Z = Change

~ = Clean

l = Replace

Reference

* To be done by Factory Authorized Service Agent

 

 

l Unreadable Labels

~ Weld Terminals

l Damaged Gas Hose

nl Weld Cables

Every

3 Months

nl Cords

nl Gun Cables

Every

 

6

OR

Months

 

~Drive Rolls

~Inside Unit

7-2. Overload Protection

1

7-3. Drive Motor Protection

1 Supplementary Protector CB1

CB1 protects unit from overload. If CB1 opens, unit shuts down.

Reset supplementary protector.

802 441

Drive motor protection circuit protects drive motor from overload. If drive motor becomes inoperative, release gun trigger and wait until protection circuit resets allowing drive motor to feed wire again.

OM-227 978 Page 22

Page 26
Image 26
Hobart Welding Products OM-227 978B manual Maintenance &TROUBLESHOOTING, Routine Maintenance, Months