SDR 2022F00225

Service difficulty report · Terminal Block · Hawbee 4000

Difficulty date
May 1, 2022
Submitted
May 12, 2022
Operation
General aviation
Aircraft
N770E
Make and model
Hawbee 4000
Aircraft serial
258518
Aircraft time
8,029 hours, 4,715 cycles
Part
Terminal Block
Condition
Burned
Location
Zone 100
Stage of operation
CR
How discovered
O
Nature of condition
B
Precautionary procedure
H

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

What was found

CREW SMELLED BURNING ODOR AND NOTICED A TRIPPED CIRCUIT BREAKER FOR THE LH WINDSHIELD ANTI-ICE, THEY DE-ACTIVATED LH WINDSHIELD ANTI-ICE. INVESTIGATION BY MAINTENANCE FOUND BURNT TERMINAL AT WIRING CONNECTIONS GOING TO LH WINDSHIELD HEAT PANELS.