What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
Narrative: on take off roll the right seat occupant noticed fire on right front fuselage pilot aborted take off, there was no damage to aircraft and no injuries, & no fire damage other than sooty deposit around heater exhaust. Mechanic involved after incident occurred noticed a sooty deposit around the heater exhaust vent. After further investigation the mechanic found that the combustion air blower was inop. & the combustion air switch was stuck in the closed position. Both items were r & r'd an ops. Checked good. The aircraft has flown 15 hrs. Since repairs with no problems.
As the FAA filed it
NARRATIVE: ON TAKE OFF ROLL THE RIGHT SEAT OCCUPANT NOTICED FIRE ON RIGHT FRONT FUSELAGE PILOT ABORTED TAKE OFF, THERE WAS NO DAMAGE TO AIRCRAFT AND NO INJURIES, & NO FIRE DAMAGE OTHER THAN SOOTY DEPOSIT AROUND HEATER EXHAUST. MECHANIC INVOLVED AFTER INCIDENT OCCURRED NOTICED A SOOTY DEPOSIT AROUND THE HEATER EXHAUST VENT. AFTER FURTHER INVESTIGATION THE MECHANIC FOUND THAT THE COMBUSTION AIR BLOWER WAS INOP. & THE COMBUSTION AIR SWITCH WAS STUCK IN THE CLOSED POSITION. BOTH ITEMS WERE R & R'D AN OPS. CHECKED GOOD. THE AIRCRAFT HAS FLOWN 15 HRS. SINCE REPAIRS WITH NO PROBLEMS.