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AIR VANTAGE
®
800 (AU) CUMMINS
PROBLEMS
(SYMPTOMS)
Major Physical or Electrical Damage is
Evident.
Engine will not crank
Engine will crank but not start.
Engine shuts down shortly after starting.
Engine shuts down while under a load.
Engine runs rough.
Engine will not shut off.
If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your
Lincoln Authorized Service Facility for technical troubleshooting assistance before you proceed.
WWW.LINCOLNELECTRIC.COM/LOCATOR
Observe all Safety Guidelines detailed throughout this manual
POSSIBLE
CAUSE
1. Contact your local Lincoln Authorized
Field Service Facility.
1. Battery low.
2. Loose battery cable connections which may
need Inspected, cleaned or tighten.
3. Faulty wiring in engine starting circuit.
4. Faulty engine starter. Contact authorized local
Engine Service Shop.
5. Battery disconnect switch is in the off position.
1. Out of fuel.
2. Fuel shut off valve is in the off position make
sure the valve lever is in a vertical direction.
3. Engine shut down solenoid not pulling in.
4. On/Off switch on for more than 30 sec. before
starting, the On/Off switch will need to be
switch off and turned back on.
5. Fuel Filters dirty/clogged, main filter element
and/or In-line Fuel Filter may need to be
replaced.
6. High water temperature or low oil pressure.
(engine protection light lit)
1. Low oil pressure (engine protection light lit).
Check oil level (Consult engine service deal-
er).
2. High water temperature. Check engine cool-
ing system. (engine protection light lit).
3. Faulty oil pressure switch.
4. Faulty water temperature switch. Contact
authorized local Engine Service Shop.
1. High water temperature.
1. Dirty fuel or air filters may need
cleaned/replaced.
2. Water in fuel.
1. Fuel Shutdown solenoid not functioning prop-
erly / linkage binding.
E-2
TROUBLESHOOTING
RECOMMENDED
COURSE OF ACTION
If all recommended possible areas of mis-
adjustment have been checked and the
problem persists, Contact your local
Lincoln Authorized Field Service Facility.
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