Lincoln Electric IM355 LN-9F GMA Wire Feeder - Manual (Page 58)

TROUbLESHOOTING
E-4 E-4
LN-9 GMA and LN-9F GMA Wire Feeder
PRObLEMS
(SYMPTOMS)
Gun trigger will not feed wire. Meter
is "on" and reads SET value of
VOLTS or WIRE SPEED.
POSSIbLE AREAS OF
MISADJUSTMENT(S)
1. Check to see if the grounding
lead protector (GLP) circuit has
tripped.
Clear any fault
discovered between the electrode
circuit and the wire feeder frame
and then press the "GLP Reset"
button. See the topic "Avoiding
Grounding Lead Protector
Shutdown" in the Operation
section.
2. Check the gun trigger circuit.
RECOMMENDED
COURSE OF ACTION
If all recommended possible
areas of misadjustment have
been checked and the problem
persists, contact your local
Lincoln Authorized Field Service
Facility.
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.
WIRE FEEDING PRObLEMS
CAUTION
Observe Safety Guidelines
detailed in the beginning of this manual.
TROUbLESHOOTING GUIDE