Service difficulty report · Relay · Boeing 767231

Difficulty date
March 18, 2021
Submitted
March 19, 2021
Operation
Air carrier
Aircraft
N651GT
Make and model
Boeing 767231
Aircraft serial
22570
Aircraft time
87,566 hours, 26,032 cycles
Part
Relay
Condition
Failed
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

AFTER BLOCK OUT AND EACH ENGINE START EICAS "TAT PROBE" AND OVERHEAD LIGHT CAME ON FOR ABOUT A MINUTE . 3-4 TIMES AND SUBSEQUENTLY STAYED OFF PRIOR TO TAKE OFF.(<P>PERFORMED FIM 30-33 FT 804 AND FOUND SYS O. 1 AIR/GROUND RELAY BAD (K514) IAW SWPM 20-81-13 PERFORMED OPS CHECK IAW AMM 30-30-00 OF TAT SYSTEM. NO DEFECTS NOTED AT THIS TIME.</P>)