Service difficulty report · Firewall · Agusta A119

Difficulty date
February 9, 2018
Submitted
February 12, 2018
Operation
Air carrier
Aircraft
N604CF
Make and model
Agusta A119
Aircraft serial
14011
Aircraft time
7,047 hours, 18,189 cycles
Part
Firewall
Part number
109064165405
Condition
Cracked
Location
Engine Deck
Part time
7,047 hours, 18,189 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 DAILY INSPECTION, FOUR CRACKS WERE FOUND ON THE ENGINE FORWARD SLANTED FIREWALL. ALL CRACKS ARE AT BS 3390, WL 1765. 50 MM CRACK IS AT 1762,. 30 MM CRACK IS AT ABOUT 5 INCHES LEFT OF THE BL LINE. THE 50MM CRACK IS AT 3 INCHES LEFT OF THE BL LINE. ON THE RT SIDE FIREWALL, THE 5 MM CRACK IS 4.5 INCHES TO THE RIGHT OF THE BL LINE AND THE RT SIDE 30 MM CRACK IS 12 INCHES RIGHT OF THE BL LINE

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