Service difficulty report · Selector Valve · Dhav DHC8102

Difficulty date
April 10, 2013
Submitted
April 10, 2013
Operation
Air carrier
Aircraft
N912HA
Make and model
Dhav DHC8102
Aircraft serial
040
Aircraft time
68,143 hours, 77,144 cycles
Part
Selector Valve
Condition
Malfunctioned
Location
Mlg
Stage of operation
AP
How discovered
O
Nature of condition
J
Precautionary procedure
L

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

What was found

SELECTED GEAR DOWN ON APPROACH. LT MAIN UNSAFE LIGHT ILLUMINATED AND PASSENGER REPORTED LT GEAR NOT EXTENDED. EXECUTED GO AROUND AND GEAR EXTENDED ON ITS OWN AFTER APPROX 5 MINUTES. R & R GEAR SELECTOR VALVE WC 32-30-41. NO FIX. R & R UPLOCK ACTUATOR AND SURGE DAMPER IN THE 1 GEAR WELL IAW MM 32-30-26. CYCLED GEAR MANY TIMES. OPS CHECKED GOOD.