SDR EIAA20090057

Service difficulty report · Acm · Boeing 747273C

Difficulty date: May 11, 2009
Submitted: May 12, 2009
Operation: Air carrier
Aircraft: N470EV
Make and model: Boeing 747273C
Aircraft serial: 20653
Aircraft time: 1,005,748 hours
System (JASC): 2150 · Cabin Cooling System
Part: Acm
Condition: Leaking
Location: Ac Bay
Stage of operation: CR
How discovered: O
Nature of condition: K, B
Precautionary procedure: K

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

What was found

DURING HIGH POWER SETTING (1.45 AND ABOVE) A SWEET SMELL OF OIL ENTERS AIRCRAFT. SIGNS OF OIL LEAK AT NR 1 PACK ACM AND DUCTING, DEACTIVATED NR 1 PACK, DEFERRED AS PER DDPG 21-1-2A. TRANSFERRED TO DMI 008, AS PER MEL 21-1-2C, CAT D, DUE DATE 9-8-9, INSTALLED PLACARD.