Owner`s manual

VANNER Incorporated Owner’s Manual
SRC12-1200L/S INVERTER/CHARGER
10/15/10 - 11:33 AM
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Check the charging system for proper operation (vehicle alternator, generator).
Symptom OVERTEMP light illuminates.
Solution Something has caused the unit to overheat. Check for obstruction of airflow to the cooling
fan or from ventilation holes.
Verify AC load is within unit's rated capacity.
Symptom OVERLOAD light illuminates with AC load applied.
Solution Verify AC load is within unit's rated capacity.
Symptom DC fuse blows when connecting DC input cables.
Solution Check for reverse polarity: red cable to battery positive (+), black cable to battery negative
(-) The unit may be damaged and require repair service.
Symptom Excessive audible buzzing during inverter operation but inverter operates loads.
Solution Check mounting bracket bolt tightness
Remount inverter with rubber insulator washers
Symptom AC loads does not seem to be fully energized when operating from inverter power.
Solution Check AC output voltage at convenience receptacle with a “True RMS” meter.
Check for overheated DC or AC wiring
Symptom Unit does not operate and a “burnt wire” smell emits from inverter.
Solution Disconnect AC loads and battery immediately
Unit may require service