Hobart Welding Products 120 用户手册
OM-210 088 Page 21
SECTION 5 – MAINTENANCE &TROUBLESHOOTING
5-1.
Routine Maintenance
Y
Disconnect power before maintaining.
3 Months
Replace
unreadable
labels.
unreadable
labels.
Repair or
replace
cracked
weld cable.
replace
cracked
weld cable.
Clean and
tighten weld
terminals.
tighten weld
terminals.
6 Months
Blow out or
vacuum inside.
During heavy
service, clean
monthly.
vacuum inside.
During heavy
service, clean
monthly.
Or
5-2.
Overload Protection
Ref. ST-802 081
1
Circuit Breaker CB
Circuit breaker CB protects wire
feed motor from overload. If circuit
breaker opens, wire stops feeding.
feed motor from overload. If circuit
breaker opens, wire stops feeding.
2
Circuit Breaker CB1 (CSA
Model)
Model)
CB1 protects unit from overload. If
CB1 opens, unit shuts down.
CB1 opens, unit shuts down.
3
Circuit Breaker CB2 (CSA
Model)
Model)
Circuit breaker CB2 protects wire
feed motor from overload. If circuit
breaker opens, wire stops feeding.
feed motor from overload. If circuit
breaker opens, wire stops feeding.
Reset breaker.
1
2
3
120 VAC (CSA) Model
120 VAC And 230 VAC (CSA) Models