Lincoln Electric SVM120-A Welder User Manual


 
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TROUBLESHOOTING & REPAIR
F-13 F-13
RANGER 10-LX
Observe Safety Guidelines TROUBLESHOOTING GUIDE
detailed in the beginning of this manual.
PROBLEMS
(SYMPTOMS)
POSSIBLE AREAS OF
MISADJUSTMENT(S)
RECOMMENDED
COURSE OF ACTION
ENGINE PROBLEMS
The engine cranks but will not
start.
1. The engine may be low on or
out of fuel.
2. The oil level or pressure may be
low, causing the engine protec-
tion system to shut off fuel flow
to the engine. Check the oil
pressure light.
3. The engine coolant may be
overheated, causing the engine
protection system to shut off
fuel flow to the engine. Check
the water temperature light.
4. The engine “glow” plugs may
not be operating correctly.
1. The fuel solenoid may be faulty.
Check or replace.
2. The engine protection relay
(CR1) may be faulty. Perform
the Protection Relay (CR1)
Test.
3. The engine may be faulty.
CAUTION
If for any reason you do not understand the test procedures or are unable to perform the test/repairs safely, con-
tact the Lincoln Electric Service Department for electrical troubleshooting assistance before you proceed. Call
216-383-2531 or 1-800-833-9353.