Service difficulty report · Static Wick · Cessna 208B

Difficulty date
June 14, 2021
Submitted
June 22, 2021
Operation
Air carrier
Aircraft
N707RA
Make and model
Cessna 208B
Aircraft serial
5120
Aircraft time
4,990 hours, 4,974 cycles
Part
Static Wick
Condition
Cracked
Location
Lt Elevator
Part time
4,990 hours, 4,974 cycles
Stage of operation
IN
How discovered
V
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 THE SCHEDULED 100HR INSPECTION, A 0.75" CRACK WAS DISCOVERED, EMANATING FROM THE OUTBD STATIC WICK BASE ON THE L/H ELEVATOR. THE STATIC WICK WAS REMOVED AND THE CRACK WAS STOP DRILLED USING A #40 DRILL BIT. A REINFORCING DOUBLER OF 2024T3, 0.025" THICK, MEASURING 2.7"X2.7" WAS INSTALLED ON THE BACK SIDE OF THE AREA, USING CR3213-4 RIVETS. THE STATIC WICK BASE WAS REINSTALLED. ELEVATOR BALANCE WAS CHECKED AND ADJUSTED TO A BALANCE WEIGHT OF +2.43 BY ADDING WASHERS TO THE BALANCE WEIGHT ATTACH BOLTS. THIS WAS WITHIN BALANCE WEIGHT LIMITS. CRITERIA FOR THIS REPAIR WAS GATHERED FROM THE CESSNA 208 STRUCTURAL REPAIR MANUAL 53-20-00, FIG 801, AND 51-75-00.

More about the Cessna 208B