Lincoln Electric IM355-C LN-9 GMA Operator's Manual page 58

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Observe Safety Guidelines
detailed in the beginning of this manual.
PRObLEMS
(SYMPTOMS)
Gun trigger will not feed wire. Meter
is "on" and reads SET value of
VOLTS or WIRE SPEED.
If for any reason you do not understand the test procedures or are unable to perform the necessary tests/repairs
safely, contact your local authorized field service facility before you proceed.
TROUbLESHOOTING
POSSIbLE AREAS OF
MISADJUSTMENT(S)
WIRE FEEDING PRObLEMS
1. Check to see if the grounding
lead protector (GLP) circuit has
tripped. Clear
discovered between the electrode
circuit and the wire feeder frame
and then press the "GLP Reset"
button. See the topic "Avoiding
Grounding Lead
Shutdown" in the Operation
section.
2. Check the gun trigger circuit.
CAUTION
LN-9 GMA and LN-9F GMA Wire Feeder
TROUbLESHOOTING GUIDE
RECOMMENDED
COURSE OF ACTION
If all recommended possible
areas of misadjustment have
any fault been checked and the problem
persists,
Lincoln Authorized Field Service
Facility.
Protector
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contact your local