Service difficulty report · Jackscrew · Dhav DHC8102

Difficulty date
June 20, 2001
Submitted
June 22, 2001
Operation
Air carrier
Aircraft
N841EX
Make and model
Dhav DHC8102
Aircraft serial
249
Aircraft time
19,879 hours, 21,343 cycles
Part
Jackscrew
Part number
734374D
Part serial
1666
Condition
Cracked
Location
Right #3
Part time
19,879 hours, 21,343 cycles
Stage of operation
TX
How discovered
E
Nature of condition
O
Precautionary procedure
K

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

What was found

BGM- DURING ROUTINE MAINTENANCE VISIT WHILE PERFORMING TASK 2750/02, RIGHT OUTBOARD FLAP, INBOARD JACKSCREW STOP ASSEMBLY WAS FOUND CRACKED. CRACK VERIFIED USING EDDY CURRENT TESTING. ACTUATOR REPLACED IN ACCORDANCE WITH DEHAVILLAND DASH 8 MAINTENANCE MANUAL 27-52-24. CYCLED FLAPS SEVERAL TIMES. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.