Service difficulty report · Control Cable · Beech C90A

Difficulty date
August 24, 2006
Submitted
September 7, 2006
Operation
General aviation
Aircraft
N405DD
Make and model
Beech C90A
Aircraft serial
LJ1748
Engine
Pwa PT6A21
Part
Control Cable
Condition
Out Of Adjust
Location
Elevator
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

DURING 1ST SCHEDULED PHASE 1 AND PHASE 2 INSPECTIONS NOTED ELEVATOR CONTROL SYSTEM CABLE TENSIONS OUT OF MM SERVICE LIMITS. FOUND ELEVATOR NEUTRAL POSITIONS OUT OF LIMITS FOLLOWING CABLE TENSION ADJUSTMENTS (WITH FORWARD AND AFT RIG PINS INSTALLED). FOUND FORWARD BELLCRANK DOWN STOP BOLT CLEARANCE PAST SERVICE LIMIT AND ADJUSTED. FOUND ELEVATOR BOBWEIGHT CLEARANCE GAP EXCESSIVE. REQUIRED ADJUSTING THE FORWARD PUSHROD ASSY AND ADDING WASHERS TO OBTAIN BOBWEIGHT CLEARANCE WITHIN SERVICE LIMITS. AIRCRAFT HAD BEEN SUBJECT TO SPECIAL FLIGHT CONTROL SYSTEM INSPECTION FOLLOWING MANUFACTURE LOGBOOK RECORDS. RECOMMEND FOLLOW-UP INVESTIGATION BY MFG ON OTHER AC. (K)

More about the Beech C90A