Service difficulty report · Relay · Boeing 747243B

Difficulty date
October 10, 2009
Submitted
October 13, 2009
Operation
Air carrier
Aircraft
N540MC
Make and model
Boeing 747243B
Aircraft serial
22508
Aircraft time
105,350 hours, 18,566 cycles
Part
Relay
Part number
10604501
Condition
Failed
Location
Zone 100
Stage of operation
CL
How discovered
O
Nature of condition
N, G
Precautionary procedure
A

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

What was found

AFTER TAKEOFF FROUND SAFETY RELAY LIGHT ILLUMINATED. OTHER INDICATIONS WERE BOTH ATC TRANSPONDERS INOP, LOW SPEED BRAKE RELEASE LIGHT ILLUMINATED. PERFORMED ACTION PLAN SENT AND CHECKED OK PER AMM 32-09-02. REPLACED DEFECTIVE R226 RELAY REPLACED PRIMARY SQUAT SWITCH. OPS CHECKED NORMAL