SDR UIEA2019120435985

Service difficulty report · Warning Message · Boeing 76733A

Difficulty date: December 3, 2019
Submitted: December 4, 2019
Operation: Air carrier
Aircraft: N1997A
Make and model: Boeing 76733A
Aircraft serial: 27310
Aircraft time: 96,977 hours, 19,802 cycles
System (JASC): 3020 · Air Intake Anti/De-Ice System
Part: Warning Message
Condition: False Activation
Location: Anti Ice Sys
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

CLIMBING THRU ~ 10,000 FT, OBSERVED R ENG ANTI-ICE ON EICAS. R ENGINE ANTI-ICE SW "VALVE" DISAGREEMENT LIGHT. (<P>PERFORMED RIGHT ENGINE ANTI-ICE THERMAL VALVE OPERATIONAL TEST IAW AMM 30-21-00, OPS CHECK NORMAL. CYCLED ANTI-ICE VALVE LIGHT, EXTINGUISHED AS COMMANDED. NO DEFECTS NOTED AT THIS TIME. </P>)

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