AIR N ARC
®
150 SERIES
SECTION 6: TROUBLESHOOTING
090051-OP_r0 (FEB-2014)
PAGE - 49
Vanair Manufacturing, Inc.
vanair.com • 800-526-8817
WELDER
Welder and/or battery charger
behave erratically
Connection cables or receptacles are
soiled/contaminated
Check for twisted cables and/or soiled/
contaminated or loose receptacle
connections.
Untwist and/or straighten out any suspected
cable tensions. Carefully wipe off any
contaminants to receptacle connectors
before re-connecting. Replace any worn or
damaged cables or receptacles. Contact the
Vanair Service Department if behavior
persists.
Welding function is not drawing enough
operating power
If running more than one function
simultaneously, turn off competing function.
No welder output
No power to welder
Press black power button on welder lead.
Incorrect battery voltage output
Check battery voltage for a minimum output
of 11 volts DC.
Serpentine belt out of position or
malfunctioning
Re-situate and adjust belt tension, or
replace belt if necessary. Consult
Section
5.5.2, Replacing and Re-tensioning the
Compressor and/or Generator Drive
Belts
.
Welder 6-pin connector not making
proper connection
Check welder 6-pin connector. Clean if
necessary.
Welder connections not solid
Inspect all welder connections.
Internal fuse blown in weld module
Contact the Vanair
®
Service Department.
AC GENERATOR
No AC generator output
Circuit breaker blown
Replace the circuit breaker.
Capacitor failure
Replace capacitor.
Loose or faulty wiring
Check wiring: Loose—secure;
faulty—replace.
Low AC voltage
Engine speed too low for demand
Adjust speed control. Refer to the Engine
Owner’s Manual.
Capacitor failure
Replace capacitor.
High AC voltage
Engine speed too high for demand
Adjust speed control. Refer to the Engine
Owner’s Manual.
6.2 TROUBLESHOOTING GUIDE
Fault/Malfunction
Possible Cause
Corrective Action
