Lincoln Electric Cross Country 300 Service Manual page 30

LINCOLN ELECTRIC
Observe Safety Guidelines
detailed in the beginning of this manual.
PROBLEMS
(SYMPTOMS)
The engine will not go to high
idle when striking arc. The
automatic idle system functions
normally when using auxiliary
power. Welding and auxiliary
outputs are normal when the
idle switch is in the 'High Idle'
position.
The engine will not go to high
idle when attempting to strike
an arc or when a load is applied
to any of the auxiliary power
receptacles.
The engine goes to low idle, but
will not stay at low idle.
Engine will not shut off.
If for any reason you do not understand the test procedures or are unable to perform the test/repairs safely, contact the
Lincoln Electric Service Department for electrical troubleshooting assistance before you proceed. Call 1-888-935-3877.
POSSIBLE AREAS OF
MISADJUSTMENT(S)
ENGINE PROBLEMS
1. Check that the welding
cables are in good working
condition and the connections
are tight. Make sure the work
clamp is attached to clean, bare
material.
1. Check that the welding
cables and the auxiliary power
lead connections are tight.
1. Make sure there are no
auxiliary loads on either the
weld terminals or auxiliary
receptacles.
2. Check that the welding
cables and auxiliary power lead
connections are tight and that
the insulation is not damaged.
1. Fuel shutdown solenoid not
functioning properly. Linkage
may be binding. Stop engine by
shutting off valve on main fuel
filter. Contact authorized local
engine service shop.
CAUTION
Cross Country™ 300 Service Manual
TROUBLESHOOTING GUIDE
RECOMMENDED
COURSE OF ACTION
1. Check the leads and
connections at the shunt at the
positive output stud. Check
lead 204S and 206S for
continuity from the shunt to J6-
1 and J6-2 on the weld control
board. Check the pins and
connections at J6.
2. Perform the Weld Control
Board Voltage Test Procedure.
1. Perform the Weld Control
Board Voltage Test Procedure.
1. The idler solenoid linkage
may be damaged or out of
adjustment. Make sure the
solenoid plunger is able to fully
ease against the internal stop
of the solenoid coil assembly.
2. Perform the Idler Solenoid
Test Procedure.
3. Perform the Weld Control
Board Voltage Test Procedure.
1. Contact local authorized
engine service facility.
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