SDR P5CA2015051100040

Service difficulty report · Duct · Boeing 7673JHF

Difficulty date: May 10, 2015
Submitted: May 12, 2015
Operation: Air carrier
Aircraft: N643GT
Make and model: Boeing 7673JHF
Aircraft serial: 37809
Aircraft time: 5,702 hours, 1,550 cycles
System (JASC): 2150 · Cabin Cooling System
Part: Duct
Condition: Leaking
Location: Rt A/C Pack
Stage of operation: NR
How discovered: 9
Nature of condition: J
Precautionary procedure: O

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

What was found

EICAS MESSAGE "PACK TEMP". EICAS MESSAGE "R PACK OFF" ACCOMPLISHED PACK TEMP PROCEDURE, STBY AND WORKED FINE, RT PACK RESET. PNEUMATIC AIR LEAKED FROM RT PACK COMPRESSOR OUTLET DUCT, REINSTALLED RT PACK COMPRESSOR OUTLET DUCT AND LEAKS OK IAW AMM 21-51-23/401. CLEANED AND REINSTALLED LT OUTLET TEMP SENSOR AND THEN CHECKED OK IAW AMM 21-52-06/401.

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