Service difficulty report · Switch · Boeing 767375

Difficulty date
November 25, 2017
Submitted
November 27, 2017
Operation
Air carrier
Aircraft
N649GT
Make and model
Boeing 767375
Aircraft serial
25864
Aircraft time
85,391 hours, 22,155 cycles
Part
Switch
Part number
6258781
Condition
Malfunctioned
Location
Lt A/C Pack
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

RECEIVED AN EICAS MESSAGE FOR THE LT PACK TEMP, FOLLOWED QRH, RAN PACK, FOUND NORMAL. REMOVED AND REPLACED THE PACK ALTITUDE SWITCH IAW AMM 21-51-17, PERFORMED BITE TEST IAW AMM 21-51-14, TEST PASSED, NO FAULTS NOTED.