As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) FOUND BOTH ENGINES HOOKED UP THE WRONG WAY. INSPECTED AND CORRECTED IAW SB 26-3610. ENGINE, TFE731-5BRS/N P107530 RFE-731-5BR S/N P107531. DUAL-HEAD ENGINE FIRE EXTINGUISHER HOOKED UP IN REVERSE AND COULD RESULT IN A FIRE EXTINGUISHER BOTTLE BEING DISCHARGED INTO THE WRONG ENGINE NACELLE.