Service difficulty report · Support Arm · Cessna 550

Difficulty date
November 4, 1999
Submitted
March 26, 2000
Operation
Air carrier
Make and model
Cessna 550
Engine
Pwa JT15D4
Part
Support Arm
Part number
556555026
Condition
Cracked
Location
Elevator
Part time
3,613 hours
Stage of operation
IN
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) DURING SCHEDULED MAINTENANCE, BOTH CONTROL COLUMN BOBWEIGHT SUPPORT ARMS FOUND DAMAGED. ONE ARM WAS FOUND CRACKED .3750 INCH FROM THE TOP FLANGE AND .50 INCH FORWARD OF THE ATTACH BOLT CENTERLINE. THE OTHER ARM WAS FOUND DEFORMED 1.1250 INCHES FORWARD OF THE ATTACH BOLT AND WITH A SMALL .1250 INCH CRACK IN THE UPPER FLANGE.

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