Service difficulty report · Downlock Switch · Gulstm 200

Difficulty date
November 9, 2017
Submitted
November 30, 2017
Operation
Air carrier
Aircraft
N412AP
Make and model
Gulstm 200
Aircraft serial
102
Aircraft time
4,610 hours, 2,408 cycles
Part
Downlock Switch
Condition
Out Of Rig
Location
Mlg
Part time
4,610 hours, 2,408 cycles
Stage of operation
AP
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

LEFT MAIN LANDING GEAR INDICATED UNSAFE ON SELECTION OF GEAR EXTENSION. RAN CHECKLIST, CYCLED GEAR, LANDED WITH LEFT MAIN GEAR UNSAFE INDICATION WITHOUT INCIDENT. GEAR INDICATION TURNED GREEN AT END OF ROLL OUT. MAIN LANDING GEAR DOWNLOCK SWITCH ADJUSTMENT WAS COMPLIED IAW MM 32-61-03. PERFORMED LANDING GEAR FUNCTIONAL TESTS IAW MM 32-10-10 PAR. B STEPS 6 & 11 AND 32-30-00 PARG. B STEPS 11 & 43. OPERATIONAL CHECKS GOOD.