Section 7 − Maintenance &Troubleshooting; Routine Maintenance; Overload Protection; Drive Motor Protection - Hobart Welding Products Handler 135 Technical Manual

7-1. Routine Maintenance

3 Months
Replace
unreadable
labels.
6 Months
Blow out or
vacuum inside.
During heavy
service, clean
monthly.

7-2. Overload Protection

7-3. Drive Motor Protection

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.
TM-944 Page 30
SECTION 7 − MAINTENANCE
Y Disconnect power before maintaining.
Repair or
replace
cracked
weld cable.
Or
1
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Clean and
tighten weld
terminals.
1 Circuit Breaker CB1
CB1 protects unit from overload. If
CB1 opens, unit shuts down.
Reset breaker.
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