Service difficulty report · Bellcrank · Pzlwar PZL104W35A

Difficulty date
April 6, 2007
Submitted
May 1, 2007
Operation
General aviation
Make and model
Pzlwar PZL104W35A
Aircraft time
120 hours
Engine
Lyc IO540K1B5
Propeller
Hartzl HCE3YR1
Part
Bellcrank
Condition
Cracked
Location
Te Flaps
Part time
276 hours
Stage of operation
IN
How discovered
9
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

(CAN) LOWER LT FLAP ACTUATOR BELLCRANK SUPPORT BRACKET CRACKED AT UPPER END. WHEN FLAP IS SUBJECTED TO A SIMULATED AIR LOAD, THE SUPPORT BRACKET FLEXES AND THE CRACK VISIBLY OPENS. THIS BRACKET HAS EVIDENCE OF PREVIOUS REPAIR (A DOUBLER IS PRESENT AT THE LOWER END). NONE OF THE OTHER (3) SUPPORT BRACKETS HAVE ANY DOUBLERS OR SHOW ANY EVIDENCE OF CRACKS. (TC NR 20070410004)