Service difficulty report · Indication Sys · Cessna 680CE

Difficulty date
October 20, 2012
Submitted
October 29, 2012
Operation
Air carrier
Aircraft
N307QS
Make and model
Cessna 680CE
Aircraft serial
6800130
Aircraft time
4,915 hours, 3,191 cycles
Part
Indication Sys
Condition
Malfunctioned
Location
Mlg
Part time
4,915 hours, 3,191 cycles
Stage of operation
DE
How discovered
O
Nature of condition
N
Precautionary procedure
O

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

What was found

APPROACHING THE RUNWAY AND DESCENDING TO PATTERN ALTITUDE THE GEAR WAS SELECTED DOWN. 2 GREEN LIGHTS ILLUMINATED FOR THE MAINS AND A RED LIGHT WERE DISPLAYED. WE LEVELED OFF AT PATTERN ALTITUDE AND STAYED IN THE TRAFFIC PATTERN. APPROX 15 SECONDS AFTER THE GEAR WAS SELECTED DOWN, 3 GREEN LIGHTS WERE DISPLAYED. CONTINUED AND LANDED NORMALLY. JACKED ACFT PERFORMED MULTIPLE GEAR SWINGS. ALL CHECKED GOOD. INSPECTED DOWNLOCK SWITCH AND WIRING. ALL CHECKED GOOD. CONTACTED AMCC ADVISED US TO REPLACE SWITCH. R & R DOWNLOCK SWITCH IAW THE MM 32-30-30. OPS CHECKED OK.