Service difficulty report · Wire · Bombdr DHC8400

Difficulty date
December 13, 2014
Submitted
March 12, 2015
Operation
General aviation
Make and model
Bombdr DHC8400
Engine
Pwc PW150A
Part
Wire
Condition
Burned
Stage of operation
CR
How discovered
9
Nature of condition
N
Precautionary procedure
O

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

What was found

(CAN) STICK PUSHER FAIL CAUTION ILLUMINATED, AND PITOT HEAT 2, INT LIP HTR ENG 2 AND FUEL AUX PUMP 2 CIRCUIT BREAKERS TRIPPED DURING FLIGHT. DURING INVESTIGATION AFTERWARDS FOLLOWING WAS OBSERVED: LAVATORY COMPLETELY DRAINED UNDER CABIN FLOOR AND FROZE INTO ICE. SEVERAL WIRE BUNDLES ARE EXPOSED TO LAVATORY FLUID. WIRE BUNDLES SHOW EVIDENCE OF BEING SUBMERGED UNDER WATER. SEVERE OVERHEATING/SHORT CIRCUIT/BURNING DAMAGE IS PRESENT ON W11/W15 WIRE BUNDLE UNDER CABIN FLOOR AT FLIGHT COMPARTMENT ENTRANCE. (W11, W15) BUNDLE, WIRE CODES FOUND DAMAGED, 3041-5B-12-1 3041-6B-12-1 2730-0821-20-1 3000-95C-20-1 3000-97A-20-1 3410-0871A-20-1 2800-T11A-20-1-BLU/RED/YEL 2800-T200B-20-1-BLU/RED/YEL 3000-10A-16-1 3000-1C-16-1 3000-4C-16-1 THIS IS SECOND EVENT FOR THESE SAME WIRES BEING FOUND DAMAGE, WIRES HAD BEEN REPAIRED DURING SB84-24-52.