Service difficulty report · Circuit Breaker · Dhav DHC8102

Difficulty date
November 14, 2001
Submitted
December 4, 2001
Operation
Air carrier
Make and model
Dhav DHC8102
Engine
Pwa PW120A
Propeller
Hamstd 14SF7
Part
Circuit Breaker
Part number
433000120
Condition
Mismarked
Location
Ac Power
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

(AUS) REPLACEMENT CIRCUIT BREAKERS (2OFF) INCORRECTLY LABELED. IF THE CIRCUIT BREAKERS HAD BEEN WIRED ACCORDING TO THE LABELING, THE PHASES WOULD BE REVERSED CAUSING MOTORS TO RUN IN THE INCORRECT DIRECTION. FOUND DURING IMPLEMENTATION OF SB 8-29-27. PERSONNEL/MAINTENANCE ERROR. MANUFACTURING ERROR.