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Troubleshooting, Caution – Lincoln Electric IM676 RED-D-ARC PM 255 User Manual

Page 29

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E-4

E-4

TROUBLESHOOTING

PROBLEMS
(SYMPTOMS)

Gas does not flow when gun trigger
is pulled.

POSSIBLE AREAS OF
MISADJUSTMENT(S)

1. Make sure gas supply is con-

nected properly and turned “on”.

2. If the gas solenoid does actuate

(click) when the gun trigger is
pulled there may be a restriction
in the gas supply line.

3. The gun cable assembly may be

faulty. Check or replace.

4. If gas solenoid does not operate

when gun trigger is pulled the
problem is within the PM 255.

5. Make sure the gun is pushed all

the way into gun mount and is
properly seated.

RECOMMENDED
COURSE OF ACTION

If all recommended possible areas
of misadjustment have been
checked and the problem persists,

Contact your local Authorized
Field Service Facility.

GAS FLOW PROBLEMS

If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your

LOCAL AUTHORIZED FIELD SERVICE FACILITY

for assistance before you proceed.

CAUTION

PM 255

Observe all Safety Guidelines detailed throughout this manual