SDR IPXA2018102655356

Service difficulty report · Relay · Boeing 75724APF

Difficulty date: October 23, 2018
Submitted: October 26, 2018
Operation: Air carrier
Aircraft: N443UP
Make and model: Boeing 75724APF
Aircraft serial: 27388
Aircraft time: 24,476 hours, 16,252 cycles
System (JASC): 3030 · Pitot/Static Anti-Ice System
Part: Relay
Condition: Malfunctioned
Location: Tat Light
Stage of operation: CL
How discovered: O
Nature of condition: N
Precautionary procedure: O

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

What was found

TAT OVERHEAD LIGHT WILL NOT EXTINGUISH DURING TEST. CAME ON IN FLIGHT ALONG WITH EICAS MESSAGE. ACCOMPLISHED FIM 30-33-00-815-802, SHT 2, BLOCKS 3 AND 4. REMOVED & REPLACED K10339 AND K10342 RELAYS IAW WDM 30-33-11. OPS CHECKED GOOD IAW AMM 30-33-00-715-001.

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