Service difficulty report · Uplock Switch · Boeing 72722C

Difficulty date
January 8, 2006
Submitted
January 23, 2006
Operation
Air carrier
Aircraft
N945UP
Make and model
Boeing 72722C
Aircraft serial
19094
Part
Uplock Switch
Condition
Misinstalled
Location
Mlg
Stage of operation
NR
How discovered
9
Nature of condition
P
Precautionary procedure
O

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

What was found

ON GEAR RETRACTION OUT OF BGR, NOSE GEAR AMBER DOOR LIGHT AND TAIL SKID LIGHT DID NOT ILLUMINATE. LIGHTS TESTED OK. UNAIRWORTHY CONDITION OCCURRENCE REPORT RECEIVED FROM SNN. UPLOCK SWITCH LINKAGE HAD BEEN REPLACED IN C CK AT SNN. THE UPLOCK SWITCH LINKAGE HAD TO BE DISCONNECTED AND CORRECTLY INSTALLED. MLG EXTENSION/RETRACTION CARRIED OUT TO VERIFY SYSTEM INTEGRITY. INDICATION SYSTEM TESTED NORMAL PER MM 32-61-01/501 PARA C.

More about the Boeing 727-22C