SDR HALA2010011500033

Service difficulty report · Anti-Ice Valve · Boeing 76733A

Difficulty date: January 15, 2010
Submitted: January 18, 2010
Operation: Air carrier
Aircraft: N583HA
Make and model: Boeing 76733A
Aircraft serial: 25531
Aircraft time: 77,699 hours, 14,097 cycles
Engine: Pwa PW4062
System (JASC): 7510 · Engine Anti-Icing System
Part: Anti-Ice Valve
Condition: Malfunctioned
Location: Lt Engine
Stage of operation: CR
How discovered: O
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

ETOPS SIGNIFICANT SYSTEM, LEFT ENG ANTI ICE STICKS IN THE ON POSITION. EXERCISED VALVE MANUALLY FOR LEFT ENG ANTI ICE VALVE. REMOVED, INSPECTED, CLEANED AND REINSTALLED C/P FOR ANTI ICE VALVE. ALL INDICATIONS NOW NORMAL. OK FOR FURTHER SERVICE.

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