Service difficulty report · Relay · Boeing 767277

Difficulty date
September 22, 2017
Submitted
September 25, 2017
Operation
Air carrier
Aircraft
N767MW
Make and model
Boeing 767277
Aircraft serial
22694
Aircraft time
54,654 hours, 37,886 cycles
Part
Relay
Part number
K331
Condition
Failed
Location
Smoke Detector
Stage of operation
IN
How discovered
C
Nature of condition
L
Precautionary procedure
K

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

What was found

FWD CARGO BAY SMOKE TEST, NR 1 FROM FWD DOES NOT GIVE INDICATION WHEN SMOKE IS APPLIED TO ORIFICE. REMOVED AND REPLACED THE RELAY K331 AT P35 IAW SWPM 20-81-22, OPS CHECKED GOOD IAW AMM 26-16-00.