Bell 429 PK-WSX — IMIP Area, Morowali

The operator utilized the company quick reference handbook (QRH) that was derived from the manufacture manual where the significant part was missing from the QRH, KNKT recommend to the operator to review and revised the checklist to refer to the manufacture checklist.

Even though the EEC failure was displayed in the CAS with the message of ‘ECU 1 FAIL’, the engineer was confused to conclude the correct EEC failure. The confusing most likely became severe when the CAS showed the message of ‘THROTTLE 1’ and ‘THROTTLE 2’ as the result of the pilot manipulating the throttle twist grip engine 1 and 2. The confusion might be affected by the lag of technical knowledge…

The operator syllabus of pilot ground class training was consisted of four programs named as ‘Flight Period’. The EEC problem was included in the ‘Flight Period Three’ as stipulated in the operator training manual. The investigation revealed that the training of ECU failure has not been introduced to the pilot in the simulator training. The pilot had not experienced EEC problem previously during t…