SDR TRBA2010012SUP

Service difficulty report · Valve · Aerosp ATR72212

Difficulty date: March 10, 2010
Submitted: March 18, 2010
Operation: Air carrier
Aircraft: N288AM
Make and model: Aerosp ATR72212
Aircraft serial: 288
Aircraft time: 31,449 hours, 36,128 cycles
Engine: Pwa PW124B
System (JASC): 2120 · Air Distribution System
Part: Valve
Condition: Odor
Location: Cabin Air
Stage of operation: CL
How discovered: O
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

STRONG ODOR COMING FROM BOTH PACKS ON CLIMB AFTER BLEEDS SELECTED ON. (SEE TURNOVER). ADDED SPACERS ON AIR SWITCHING VALVE, LT ENGINE MFG TROUBLESHOOT MANUAL 72-00-01. FAULT ISOLATION FIG 108, OPS CHECK FOUND WORKING PROPERLY FOR MORE INFO NRWC 245019, TAC 36128.

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