SDR CA000720005

Service difficulty report · Tab · Dhav DHC3

Difficulty date: July 14, 2000
Submitted: July 24, 2000
Operation: General aviation
Make and model: Dhav DHC3
Aircraft time: 9,938 hours
Engine: Pwa PT6A135
System (JASC): 5523 · Elevator, Tab Structure
Part: Tab
Part number: C3TE1312
Condition: Loose
Location: Lever
Component: Elevator · Dhav · C3TE1111
Stage of operation: IN
How discovered: V
Nature of condition: O
Precautionary procedure: O

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

What was found

(CAN) WHILE CARRYING OUT THE 100 HOUR INSPECTION OF THE SERVO TAB, THE ENGINEER NOTICED THAT THERE WAS EXCESSIVE PLAY IN THE ELEVATOR SERVO TAB OPERATING LEVER. UPON FURTHER INVESTIGATION, FOUND THE SERVO TAB HAD TO BE REPLACED DUE TO WEAR ON THE OPERATING LEVER BOLT HOLE. SUBMITTER STATED IT SHOULD BE NOTED THAT NUMEROUS PROBLEMS HAVE BEEN FOUND IN THIS AREA. WOULD IT NOT BE WISE TO MANDATE A 50 HOUR INSPECTION OF THE SERVO TABS?