SDR SWIA200211596

Service difficulty report · Wire · Cndair CL6002B19

Difficulty date: December 16, 2002
Submitted: December 26, 2002
Operation: Air carrier
Aircraft: N413SW
Make and model: Cndair CL6002B19
Aircraft serial: 7102
Aircraft time: 18,665 hours, 16,363 cycles
Engine: Ge CF343B1
System (JASC): 4997 · APU System Wiring
Part: Wire
Condition: Damaged
Location: Apu
Stage of operation: AP
How discovered: O
Nature of condition: N
Precautionary procedure: F, O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

STARTED APU ON APPROACH AND RECEIVED A DOOR INHIBIT MESSAGE, BUT APU STILL STARTED. SHUTDOWN APU AND RECEIVED APU FIRE MESSAGE. FIRED THE FIRE BOTTLE. FOUND TB202 BLOCK 9 INTERMITTANT. REPLACED TB 202 BLOCK 9. REINSTALLED WIRES INTO BLOCK IAW WM 49-60-00. DUE TO INADVERTANT MECHANIC ACTION, DAMAGED MANY WIRES IN JUNCTION BOX 5. REMOVED AND REPLACED ALL DAMAGED WIRING AND CB B1 IAW WM 24-60-00. APU DOOR AND APU OPS CHECK GOOD IAW MM 49-10-00. FIRE BOTTLE AND SQUIB REPLACED.