SDR MALA040659

Service difficulty report · Brushes · Saab 340B

Difficulty date: October 21, 2004
Submitted: November 5, 2004
Operation: Air carrier
Aircraft: N423XJ
Make and model: Saab 340B
Aircraft serial: 340B423
Aircraft time: 16,989 hours, 18,864 cycles
System (JASC): 2121 · Air Distribution Fan
Part: Brushes
Condition: Failed
Location: Fan Motor
Stage of operation: NR
How discovered: 9
Nature of condition: B
Precautionary procedure: O

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

What was found

SUPPLEMENTAL AC INOP. BURNING/SMOKE ODOR. MAINTENANCE REPLACED BELT & PULLEY. REMOVED FROM DMR, FOUND BELT SHROUD AND MOTOR IN BRUSH WORN. REMOVED AND REPLACED MOTOR, ALL THE ABOVE RAN, SUPP AC OPS CHECK GOOD. NO ODOR NOTED AT THIS TIME. S/N OFF 449, S/N ON 667, NOTIFIED MXC.

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