SDR CALA2023040401041

Service difficulty report · Anti-Ice Valve · Boeing 7378

Difficulty date: April 4, 2023
Submitted: April 5, 2023
Operation: Air carrier
Aircraft: N87527
Make and model: Boeing 7378
Aircraft serial: 38701
Aircraft time: 41,095 hours, 13,960 cycles
System (JASC): 3000 · Ice/Rain Protection System
Part: Anti-Ice Valve
Part number: 32156185
Part serial: 6603
Condition: Unknown
Location: Eng 1
Stage of operation: CR
How discovered: O
Nature of condition: O
Precautionary procedure: A

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

What was found

CB ENG1 ENG AND WING CONTROL CB TRIPPED FOUND LOOSE WIRE ON VALVE. REMOVED AND REPLACED VALVE PER AMM 30-21-11. NO LEAKS NOTED VALVE OPS CHECKED NORMAL ON GROUND. PARTS USED: 29-3021-9-0002,QTY :1 ADD EMP:U255846,U149559 ROTABLE PARTS CHANGE WAS INDICATED - TT # 1850533 SN OFF 6603 VALVE, ANTI-ICE OFF 29-3021-9-0002 6603 ON 29-3021-9-0002 8500

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