THE AUXILIARY FUEL TANK IS SUBJECT TO OVERFILL AND PRESSURE BUILDUP. CONSEQUENCE OF DEFECT: EXTERNAL FUEL SPILLAGE AND A BUILDUP OF GAS FUMES IN THE INTERIOR COULD OCCUR. IN THE PRESENCE OF AN IGNITION SOURCE THIS WOULD BE A FIRE HAZARD. UNTIL REPAIR WORK IS DONE, THE AUXILIARY TANK SHOULD NOT BE FILLED ABOVE 3/4 FULL.
FixINSERT THE FILL VENT TUBE FURTHER DOWN IN THE TANK TO STOP FUEL OVERFLOW. ALSO, INSTALL A CLEAR STATIC VENT IN THE CLEAR AIR SPACE OF THE TANK TO PREVENT PRESSURE BUILDUP.